explain why the gcf of two numbers is sometimes 1

Answers

Answer 1

Answer:

The number 1 is common factor between any set of numbers, but, sometimes is the only common factor.

Step-by-step explanation:

This happens when the numbers do not have common prime factors, like 5 and 7.

Since 1 is a prime number, you can consider it the common primer factor of every set of numbers.

Remember:

If 'a' is a number, a prime factor of it would be 1, since a*1=a


Related Questions

express 24 + 64 as a product of the GCF and another sum

Answers

8(3+8)
24= 2x2x2x3
64= 2x2x2x2x2x2
GCF=8
8x3 + 8x8 = 24+64 + 88

Express 4 8\9 as an improper fraction

Answers

The answer is 44/9. 4x9= 36   36+8=44   that's how i got 44/9.

The improper fraction of the given expression is [tex]\frac{44}{9}[/tex].

What is the improper fraction?

A fraction with a numerator greater than or equal to the denominator is said to be improper. The denominator is the lower number, and the numerator is the top number. When you have wholeness or more than one whole, you can have improper fractions. Here are a few instances of incorrect fractions:

7/5 18/18 100/13

We can see the number of pieces we have in the numerator and the number of parts we are dividing by in the denominator. In the case of an improper fraction, like the first one mentioned above, there are seven parts, each of which is a fifth of the whole.

The improper fraction of [tex]4 \frac{8}{9}[/tex]  [tex]=[/tex] [tex]\frac{(9*4)+8}{9}[/tex]  

                                               [tex]=[/tex] [tex]\frac{36+8}{9}[/tex]

                                               [tex]=[/tex] [tex]\frac{44}{9}[/tex]

Hence, the improper fraction of the [tex]4 \frac{8}{9}[/tex] is [tex]\frac{44}{9}[/tex] .

To learn more about improper fractions

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What do I do next?? Plz help?

Btw if u want to be put as brainiest I will

Answers

I don't see a photo.
for each color you will have to put a point on the paper where it says , so you will put a green point at(-4,-11) , a purple one at (-8,4), a yellow one at (-1,-1) because it just says -x and -y, a blur one at (-1,1),an orange one at (1.5,1.5) and for that one you just go in the middle between lines one and two, an you will put a pink one at (1,-1).

math question down below

Answers

9.5 = x    hope that helps  

352 divided by 4 please answer I'm literally bad at division

Answers

88............................

88 is the answer  352 divided by 4

Karoline needs to jog 30.5 miles over the next 7 days to train for a race. She plans to jog 4.25 miles each day. Use the drop-down menus to complete the statements about her race training.Karoline will jog a total of ______ miles over the next 7 days. Therefore, she will jog______ miles than needed.

Answers

If she plans to jog 4.25 miles each day then 4.25 * 7 would equal 29.75. This is the first answer.
In order to get the second answer, we need to subtract 30.5 (What she needs to jog) over 29.75 (how much she is planned to job over the next 7 days). So 30.5 - 29.75 = 0.75
Here is the math I did to get 0.75:
= 30.5 - 29.75
= 30.5 + -29.75
= 0.75 (Answer)

I hope this helps! :>

Answer:

Part 1 : 29.75

Part 2: 0.75

Part 3: less

Step-by-step explanation:

What is 540 divided by 36 using partial quotients

Answers

What is 540 divided by 36 using partial quotients
 10  x  36 = 360 
 540 - 360 = 180

 5 x 36 = 180

so
10 + 5 = 15

answer

540 divided by 36 = 15
Hey! Hope that I can help.

The floor of a small foyer will be made from square tiles.Each tile has a side length of 8 inches.Ifthe detentions of the floor are 24 inches by 48 inches, how many ceramic tiles are needed?

Answers

Floor: 24 * 48 = 1152 square inches

Tile: 8^2 = 64 square inches each

1152/64 = 18 

 18 tiles are needed

use the working backword method to find the solution of the equation
4y-1=7

Answers

You'd do plus 1 cause that the backward way then add one to seven also and you'll have 4y=8 then divide 4 to each side so y=2
4y-1=7

Basiclly, you need to add one to the other side and subtract one from the original side so there is just 4y there.

That leaves you with 4y=8

Then divide both sides by four so there is no number by y. 8/4 is 2.
y=2.   

And when you check your answer, 4(2)-1=7
                                                          8-1=7
                                                             7=7
                                                  The answer is true.

If an angle measures 43°, then the angle is acute.
Are the statement and its inverse true?
Both the statement and its inverse are false.
The statement is false, but the inverse is true.
Both the statement and its inverse are true.
The statement is true, but the inverse is false.

Answers

The statement is true, but the inverse is false. 
Anything below 90° is a acute angle, so any degree between 1 and 90 is acute. Meaning if it inverse doesn't equal 43°, but can be 44° for example, it can be acute.

Answer:the answer is The statement is true, but the inverse is false.

Step-by-step explanation:

Rory is staying in a cabin on a hill 300 feet above sea level. She walks down the hill to the water’s edge. The equation of her average change in elevation over time is e = 300 – 10t, where t is the time in minutes since she left the cabin, and e is her elevation with regard to sea level. Which values are viable points, and what are their values in the table relating t and e?

Answers

Rory's change in elevation over time is described by the equation e = 300 - 10t. Viable points are (0, 300), (10, 200), (20, 100), and (30, 0) feet, indicating that she reaches sea level after 30 minutes.

Understanding Rory's Change in Elevation:

Rory is walking down a hill from a cabin that is 300 feet above sea level. The equation describing her elevation over time is given by e = 300 - 10t, where e represents elevation regarding sea level, and t is the time in minutes since she started her journey.

Calculating Elevation Points:

To determine the viable points, we'll plug in different values of t into the equation to get corresponding values of e:

When t = 0,
e = 300 - 10(0) = 300 feet

When t = 10,
e = 300 - 10(10) = 200 feet

When t = 20,
e = 300 - 10(20) = 100 feet

When t = 30,
e = 300 - 10(30) = 0 feet

These values suggest that at t = 30 minutes, Rory reaches sea level.

Creating a Table:

The viable points and their corresponding values of e can be summarized in the following table:

(t = 0, e = 300 feet)

(t = 10, e = 200 feet)

(t = 20, e = 100 feet)

(t = 30, e = 0 feet)

The sum of two consecutive integers is 41. Find the integers

Answers

20 and 21 is your answer

20 + 21 = 41

hope this helps

What is the mean of 18.1, 17.9, 16.8, 18.7, 15.1

Answers

the average aka the mean is 17.34
the mean of this question is 17.34.

Hope this helps :)

You and your friend rent a canoe. The canoe costs 10 dollars per half hour plus 5 dollars per day for each life vest. Life vests are required for each passenger. Canoes can only be rented after 8 a.m and must be returned by 6 p.m. What is the greatest range value for this situation

Answers

the greatest range....the range is ur y value, it will be the total cost...the x is gonna be the number of 1/2 hrs. And the 5 per life vest has to be multiplied by 2 because there is 2 people, making it 10
y = 10x + 10

the greatest range will be when u rent the canoe for the longest.
8 a.m to 6 p.m......thats 10 hrs....20 half hrs...so the greatest range is when u rent the canoe for 20 half hrs.

y = 10(20) + 10
y = 200 + 10
y = 210 <=== the greatest range

I need help quick!
Which of the following algebraic expressions does NOT represent the word phrase, "a number times 5"?
A. k x 5
B. k5
C. 5 x k
D. 5k

Answers

This one is tricky....but I'll go for D cause your multiplying a number towards 5



Find −115+(−35) Write your answer as a fraction in simplest form.

Answers

Final answer:

To find -115 + (-35), simply add the two numbers as if they were positive, then add a negative sign, resulting in -150. It can be written as a fraction in simplest form as -150/1.

Explanation:

The operation in this question is addition. You are adding two negative numbers.

To add two negative numbers, simply add the numbers as though they were positive, then add a negative sign to the result. So, in this case, you would add 115 and 35 to get 150, then add a negative sign to your answer, resulting in -150.

This can be written as a fraction in simplest form as -150/1. It's also important to note that any number over 1 is simply the number itself, so -150/1 is essentially just -150.

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To solve the expression −115 + (−35), combine the numbers to get −150. The answer in simplest fractional form is −150/1.

Solving the Expression: −115+(−35)

To solve the expression −115 + (−35), follow these steps:

Understand that adding a negative number is the same as subtracting that number: −115 + (−35) = −115 − 35.Combine the numbers: −115 − 35 = −150.Write the answer as a fraction in simplest form. Since −150 is an integer, it can be represented as −150/1.

The final answer is −150/1.

PLEASE HELP

Which is the graph of the linear function that is represented by the equation y=1/2x-2



Answers

To do this, lets identify the slope and the y-intercept.

y = mx + b
y = -1/2x - 2

The slope is -1/2 and -2 is the intercept.

So, it is the 3rd one.

Hope this helps!
It would be the 3rd answer. Linear functions take on the equation
y = mx + b , m is the slope and b is the y intercept. That means in the equation given
m = 1/2 (slope) and b = -2 (y intercept)
The slope is rise over run or y/x so since the slope is 1/2 for every 1 unit moved up, you move 2 across. The y intercept is where the graph crosses the y axis.

Please help! Quick!

Problem:

Solve:
5z+7=32

Please SHOW ALL YOUR WORK! (P.S. please show your work clearly, because I will need it for other problems! Thanks!)

Answers

5z+7=32
5z+7-7=32-7
5z/5=25/5
z=5
5z + 7 = 32

1) You have to try to get z by itself, so that means isolating 7 and 5.

5z + 7 = 32
5z - 7   -  7
----------------
5z       = 25

2) Whatever you do to one side, you do to the other. So you subtracted 7 to 7 to isolate 7, and you would subtract 7 to 32 as well. And that will leave you with  5z = 25.

3) Whenever there are a number and a variable next to it, it symbolizes multiplication. (5 x z = 5z) So in order to isolate 5z without taking away your variable, you would have to divide 5 from 5, and also 25.

5z          = 25
__            ___
5                 5
____________
z            =  5

____________________________________________________________
So, the steps are to write the equation out.
Combine any like terms, if there is any. (Ex.  5x + 3 + 52x + 39 {you can combine 5x and 52x because they are like terms, meaning they are alike. Other words are simplifying. (57x) :)}[and you can combine 3 and 39 since they are alike too. (42)])
Then, you add/subtract ON BOTH SIDES!
And after that, you finish it off by multiplying/dividing ON BOTH SIDES.

And how you know if you subtract or add is that if it is positive or negative.
Ex. +5 ( you would subtract in order to get it to zero. So -5)
Ex. -5 ( you would add in order to get is to zero. so +5)

And how you know it's multiplication or division.
Ex. 5x (5 * x = 5x, so you would divide by 5 to get zero, and divide 5 ON BOTH SIDES)
Ex.  \frac{x}{5} [/tex] ( you would have to multiply 5 from top and bottom and ON BOTH SIDES)

I hoped this help with the question, and any other questions your confused about :)
     

The sum of 3 consecutive even numbers is 51. What is the smallest of the set. Let n represent the smallest of number of the set. Equation or inequity?

Answers

n+(n+2)+(n+4)=51


Which isn't possible because an even plus an even equal even!

Maia's calculator displays a number as 9.125 E10. What is this number in standard form?

Answers

i took this test and this is wht i got 91,250,000,000

we know that

The number [tex]9.125*10^{10}[/tex] is equal to

[tex]9.125*10^{10}=9.125*(10,000,000,000)=91,250,000,000[/tex]

therefore

the answer is

The number in standard form is equal to

[tex]91,250,000,000[/tex]

Hailey has bottles that hold 678 pennies
each. About how many pennies does she
have if she has 6 bottles filled with pennies?

Answers

so, six bottles by 678 pennies:

6*678=6*(600+70+8)=3600+420+48=4020+48=4068

so she has 4068 pennies
one bottle = 678 pennies

6 bottles = x pennies

678 x 6 = amount of pennies in 6 bottles

4068 pennies is your answer

hope this helps

125 students have volunteered to be on the prom committee. 2 of those students will be randomly chosen to win free tickets to the prom. How many different ways can the winners be chosen?

Answers

Final answer:

There are 7,750 different ways the two winners can be chosen from the 125 students volunteering for the prom committee, calculated using the combination formula C(n, k) = n! / (k!(n-k)!).

Explanation:

To determine how many different ways the two winners can be chosen from the 125 students, we need to use the concept of combinations, because the order in which we choose the winners doesn't matter. The formula for combinations is given by:

C(n, k) = n! / (k!(n-k)!)

where:

n represents the total number of items,

k represents the number of items to choose.

For this situation:

n = 125 (total students),
k = 2 (winners to choose).

Therefore,

C(125, 2) = 125! / (2!(125-2)!)

= 125! / (2! * 123!)

= 125 * 124 / (2 * 1)

= 7750

So, there are 7,750 different ways the winners can be chosen to win free tickets to the prom.

4. Describe the number set(s) the number belongs to: −√17

Answers

Hey! Hope that I can help.

-√17 belongs in only one number set: irrational.
Final answer:

The number -√17 is an irrational number and is part of the set of real numbers.

Explanation:

The number -√17 belongs to the set of real numbers. However, because this number is the square root of a positive number (17) and is multiplied by negative sign, it is not a rational number, but rather an irrational number.

It is part of the real numbers because the set of real numbers includes all numbers that can be plotted on a number line, including integers, rational numbers (numbers that can be expressed as a quotient of two integers), and irrational numbers (numbers that cannot be expressed as a quotient of two integers).

It is specifically an irrational number because the square root of 17 is a non-repeating, non-terminating decimal, and when we multiply this by a negative sign, the numerical value itself does not change, only its direction on the number line.

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X + 5 = 8 Justify each step. Check the solution.

Answers

Answer:

X = 3

Step-by-step explanation:

to answer this question you must isolate the X. Meaning you must get it by itself.

To get the x by itself you must minus 5 from BOTH sides. This will get the x by itself. That will be your answer

X = 3

If a bat and ball costs $1:10
And the bat costs $1 more than the ball
How much does the ball cost?

Answers

x = bat, y = ball

x + y = 1.10
x = y + 1

y + 1 + y = 1.10
2y + 1 = 1.10
2y = 1.10 - 1
2y = 0.10
y = 0.10/2
y = 0.05 <=== the ball

x = y + 1
x = 0.05 + 1
x = 1.05 <== the bat
10¢ I think because 1.10$-1.00$=10¢

my paperweight has a mass of 50g and a density of 2.5g/cm3.how much space does it take up?

Answers

The volume is 20 g/cm3
Final answer:

To find the volume of a paperweight given its mass of 50g and density of 2.5g/cm³, you can use the formula Volume = Mass/Density. After substituting the given values into the formula the result is 20 cm³.

Explanation:

The question is asking to find the volume of a paperweight given its mass and density. The formula used to find the volume when mass and density are given is: Volume = Mass/Density. Given that your paperweight has a mass of 50g and a density of 2.5g/cm³, you can use this formula to find volume.

First, substitute the values into the formula:

Volume = 50g / 2.5g/cm³

This calculation gives you a volume of 20 cm³. So, your paperweight takes up 20 cubic centimeters of space.

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Which simplified fraction is equal to 0.17 (7 repeating)

Answers

So here, I would first multiply 0.17777.... (Assume that that's x) by 10, then you get

10x = 1.777777...

And then subtract x from 10x and then you get 1.6.

So that means that 

10x - x = 9x

and 1.7777... - 0.17777... = 1.6

So now to solve for x, divide both sides by 9

To get 1.6/9 = x

Or 16/90 = x

Or 8/45 = x

(That explanation made no sense)

Answer:

[tex]\frac{8}{45}[/tex]

Step-by-step explanation:

We are given that

[tex]0.1\bar 7[/tex]

We have to find the value in fraction of given rational number

Let x=[tex]0.1\bar 7[/tex]

Multiply on both side by 10 then we get

[tex]10 x=1.77...[/tex]

[tex]10x=1.6+0.1\bar 7[/tex]

Substitute the value then we get

[tex]10x=1.6+x[/tex]

[tex]10x-x=1.6[/tex]

[tex]9x=1.6[/tex]

[tex]x=\frac{1.6}{9}[/tex]

[tex]x=\frac{16}{90}[/tex]

[tex]x=\frac{8}{45}[/tex]

Hence, the fraction =[tex]\frac{8}{45}[/tex]

The National Safe Kids Campaign and Bell Sports sponsored a study that surveyed 8,159 children ages 5 to 14 who were riding bicycles. Approximately 2/5 of the children were wearing helmets, and of those, only 13/20 were wearing the helmets correctly. About how many of the children were wearing helmets correctly?

Answers

Final answer:

To find the number of children wearing helmets correctly, multiply 2/5 by 8,159 to get the number of children wearing helmets, then multiply that result by 13/20 to get the number of children wearing helmets correctly, which is approximately 2,134.

Explanation:

The student's question involves mathematical computations to determine how many children were wearing helmets correctly out of a surveyed group. The data provided indicates that 2/5 of the 8,159 children were wearing helmets, and out of those, 13/20 were wearing the helmets correctly. To calculate the exact number of children wearing helmets correctly, we should perform the following steps:

Calculate the number of children wearing helmets: (2/5) × 8,159 = 3,263.6, which we can round down to 3,263 children, since we cannot have a fraction of a child.

Calculate the number of children wearing helmets correctly: (13/20) × 3,263 = 2,134.95, which we can round down to 2,134 children wearing helmets correctly.

Therefore, approximately 2,134 children were wearing helmets correctly.

What 2 partial products would you add to find 513x46?

Answers

The two partial products you would add are 252+378

Someone pleaseee!!! I really need it thank u

Answers

3 is the chord.

 a chord lies inside a circle and does not continue outside of it.

A chord of a circle is a straight line segment whose endpoints both lie on the circle.

Hence, the answer is 3.
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