round to the nearest whole number 5.98
A number p minus 19 algebraic expression
Answer:
Expression p - 19 .
Step-by-step explanation:
Given : A number p minus 19 algebraic expression.
To find : Write expression .
Solution : We have given A number p minus 19 .
A number = p .
According to question :
p is minus 19
We can see the number p is less than 19
So , p - 19 .
Therefore, Expression p - 19 .
You buy 3.17 pounds of apples, 1.25 pounds of pears, and 2.56 pounds of oranges. What is your total bill rounded to the nearest cent?
Answer:
Total bill = 7 pounds .
Step-by-step explanation:
Given : You buy 3.17 pounds of apples, 1.25 pounds of pears, and 2.56 pounds of oranges.
To find : What is your total bill rounded to the nearest cent.
Solution : We have given
Apple = 3.17 pounds
Peas = 1.25 pounds
Orange = 2.56 pounds.
Total bill = 3.17 + 1.25 +2.56 = 6.98
Total bill = 6 .98 pounds .
We can see number after decimal is greater than 5 so number would be increased b 1.
Total bill = 7 pounds .
Therefore, Total bill = 7 pounds .
Without knowing the price per pound of the fruit, it's impossible to calculate the total bill. However, if you knew the individual prices, like in the example, you could add up these amounts together to find the total cost.
Explanation:The question you're asking appears to be missing some important information. Specifically, we would need to know the price per pound of the apples, pears, and oranges in order to calculate your total bill. However, let's use an analogous example. Suppose you buy 10 apples at 50 cents each, 12 bananas at 20 cents each, and 2 bunches of grapes at 65 cents each. Your total cost would be $5.00 for apples, $2.40 for bananas, and $1.30 for grape. Altogether, this comes to $8.70.
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I don't know how to solve this
A total of $5000 was invested in two accounts. One pays 5% annual interest, and the second pays 7% annual interest. If the first-year interest is $325, how much was invested in each account?
X2+4x-3/X4-5X2+4 what is the domain of this function
Use distributive property
Question 1. 2f+10
Question 2. 20+24g
Question 3. 32b - 20
simplify the expression
Question 4. 24h + 3d - 10hn+ 8d
Question 5. 12s + 4 + 4s - 2
The solutions for the disruptive property are,
2f+10 = 2 (f + 5)
20+24g = 4(5 + 6g)
32b - 20 = 8(4b - 5)
The solution to the expressions is,
E = 24h -10hn +11d
E = 16s + 2
What is an expression?The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.
Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.
The solution of the equations by using distributive property,
2f+10 = 2 (f + 5)
20+24g = 4(5 + 6g)
32b - 20 = 8(4b - 5)
Simplify the expression
E = 24h + 3d - 10hn+ 8d
E = 24h -10hn +11d
The solution of the second expression is,
E = 12s + 4 + 4s - 2
E = 16s + 2
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Find two fractions with the difference of 1/5 but with neither denominator equal to 5? I know the answer from Google but how is it solved?
A useful rule of thumb called the "rule of 70" states that if something grows at a constant rate of z percent per year, it doubles in size approximately every __________ years.
a. z/70
b. 70/z
c. 70 - z
d. 70 × (z/100)
dom wants to buy 5 baseballs he has $20 what is the most each baseball can cost?
Ella has three flower beds each has four rows of flowers in it if there are 24 flowers in each row how many flowers are there in all
At a sporting goods store, the price of a bicycle is $650. During a sale, this price is marked down 45%.
What is the sale price of the bicycle
Answer:
the answer is 357.50
Step-by-step explanation:
Over the course of a year,a tractor-trailer commutes 160,000 miles across America.Assuming a trucker changes his tires every 40,000 miles,and that he starts with a brand new set of tires,how many sets of tires will he use in a year?
Given that a trucker changes his tires every 40,000 miles, if he drives 160,000 miles in a year, he will use a total of 5 sets of tires.
Explanation:The question is asking us to find out how many sets of tires a trucker will use when he drives 160,000 miles in a year, given that he changes his tires every 40,000 miles. To find out, we need to do some simple division.
First, we need to take the total distance traveled, which is 160,000 miles, and divide it by the distance the trucker can travel on a set of tires, which is 40,000 miles. 160,000 miles divided by 40,000 miles equals 4.
So, if the trucker starts the year with a fresh set of tires, he will need to change his tires 4 times throughout the year, meaning he will use a total of 5 sets of tires.
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Sean Matthews is a waiter at the Duluxe Lounge. In his first weekly pay in March, he earned $300.00 for the 40 hours he worked. In addition, he reports his tips for February to his employer ($500.00), and the employer withholds the appropriate taxes for the tips from this first pay in March.
Sean Matthews' weekly earnings are subject to payroll taxes, including his tips. The deductions for social security and medicare are split between him and his employer. Understanding how these deductions work can enable him to maximize his total earnings.
Explanation:The subject of the question pertains to Sean Matthews' earnings at the Duluxe Lounge, which involves payroll taxes on his wages and tips. From his regular wages of $300.00 for 40 hours, "payroll taxes" of 6.2% for Social Security and 1.45% for Medicare are deducted. The same deductions also apply to his reported tips of $500.00. These deductions are shared between Sean and his employer, though, it's possible that the employer's share might effectively be passed onto Sean in the form of lower wages.
Learning and understanding these financial procedures can significantly help individuals like Sean to maximise their total earnings.
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$736 will be his Net take home.
Net pay is the money you have left when your paycheck makes its way to you and all of the required taxes are taken out. To find Sean's net pay, both his earned wages and the reported tips will be considered for tax deductions.
Calculate total earnings for the week:
Wages = $300.00.
Total earnings = Wages + Tips = $300.00 + $500.00 = $800.00.
Assume a tax rate (federal, state, and other taxes) of 2%
Tax deductions = $800.00 x 2% = $16.00.
Calculate net pay:
Net pay = Total earnings - Tax deductions = $800.00 - $16.00 = $736.00.
complete question:
Sean Matthews is a waiter at the Deluxe Lounge. In his first weekly pay in March, he earned $300.00 for the 40 hours he worked. In addition, he reports his tips for February to his employer ($500.00), and the employer withholds the appropriate taxes for the tips from this first pay in March.Calculate his net take-home pay assuming the employer withheld federal income tax (wage-bracket, married, 2 allowances), social security taxes, and state income tax (2%).
What is 888 rounded to the nearest ten?
2 different ways to write 6/9
How do you choose the level of accuracy given the limitations of a situation?
Use this information to find the value of b.
c = 25
s = 9
b = 4c - s2
To find the value of b in the equation 25s = 9b = 4c - s^2, we can substitute the given values and solve using the quadratic equation.
Explanation:To find the value of b, we can use the given information and substitute the values of a, b, and c into the quadratic equation.
The equation is: c = 25s = 9b = 4c - s^2
Substituting the values:
25s = 9b = 4c - s^2
25s = 9b = 4c - s^2
Now we can solve for b:
9b = 4c - s^2
9b = 4(-0.0211) - (9)^2
9b = -0.0844 - 81
9b = -81.0844
b = -81.0844/9
b = -9.01
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An apartment building has the following distribution of apartments: 1st floor 1 bed room 3, two bedroom 1, 3 bedroom 1, 2nd floor 1 bedroom 2, 2 bedroom 2, 3 bedroom 2, 3rd floor 1 bedroom, 2 bedroom 4, 3 bedroom 1. If an apartment is selected at random, what is the probability that it is on the 2nd floor or has 2 bedrooms
Final answer:
The probability that an apartment is on the 2nd floor or has 2 bedrooms is 0.7727 or 77.27%.
Explanation:
To find the probability that an apartment is on the 2nd floor or has 2 bedrooms, we need to determine the total number of apartments that satisfy either of the conditions.
On the 2nd floor, there are 2 apartments with 1 bedroom, 2 apartments with 2 bedrooms, and 2 apartments with 3 bedrooms. This gives us a total of 2 + 2 + 2 = 6 apartments on the 2nd floor.
Out of the total distribution of apartments, there are 3 apartments with 1 bedroom, 4 apartments with 2 bedrooms, and 4 apartments with 3 bedrooms. This gives us a total of 3 + 4 + 4 = 11 apartments with 2 bedrooms.
The probability of an apartment being on the 2nd floor or having 2 bedrooms is given by:
Probability = (Number of apartments on the 2nd floor + Number of apartments with 2 bedrooms) / Total number of apartments
Probability = (6 + 11) / (6 + 1 + 1 + 2 + 2 + 2 + 1 + 2 + 4 + 1) = 17 / 22 = 0.7727 or 77.27%
A cashier has 30 bills, all of which are $10 or $20 bills. The total value of the money is $460. How many of each type of bill does the cashier have?
Answer:
There are 14 $10 bills and 16 $20 bills.
Step-by-step explanation:
Let
x = number of $10 bills
y = number of $20 bills
The sum of the value of x and y is $460.
10 x + 20 y = 460 [1]
The sum of x and y is equal to the total number of bills.
x + y = 30
y = 30 - x [2]
We replace [2] in [1],
10 x + 20 (30 - x) = 460
10 x + 600 - 20 x = 460
-10 x = -140
x = 14
We can get y if we replace this value of x in [2].
y = 30 - 14 = 16
What inequality represents the graph?
The inequality that represents the graph is y < x.
Explanation:The inequality that represents the graph is y < x. This inequality represents the region below the line that forms the graph. In this case, the line starts at the origin and has a slope of 1, meaning that for every increase of 1 unit on the x-axis, the y-coordinate increases by 1 unit as well.
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A line passes through the points (2, –2) and (–6, 2). The point (a, –4) is also on the line. What is the value of a?
Answer:
The value of a=6[/tex]
Step-by-step explanation:
step 1:-
col linearity of three points :-
We know that slopes of two parallel lines are equal.If two lines having the same slope pass through a common point ,then two lines will coincide . Hence ,If A,B,C are three points in the X Y- plane, then they will lie on a line,
that is three points are col linear if and only if Slope of AB= slope of BC
step 2:-
Since the given three points are col-linear, we have
Slope of AB= slope of BC
given points are A(2,-2) ,B(-6,2) and C(a,-4)
Step 3 :-
Slope of AB= slope of BC
[tex]\frac{2-(-2)}{-6-2} =\frac{-4-2}{a+6}[/tex]
[tex]\frac{-1}{2} =\frac{-6}{a+6}
by cross multiplication
we get \\a+6=12\\
Step 4:-
The value of a=6[/tex]
What are the sine, cosine, and tangent of 5 pi over 4 radians?
Answer:
[tex]\sin\dfrac{5\pi}{4}=-\dfrac{1}{\sqrt{2}}[/tex]
[tex]\cos\dfrac{5\pi}{4}=-\dfrac{1}{\sqrt{2}}[/tex]
[tex]\tan\dfrac{5\pi}{4}=1[/tex]
Step-by-step explanation:
Given : [tex]\theta =\dfrac{5\pi}{4}[/tex]
The angle is on radian.
We need to find the sine, cosine and tangent.
[tex]\sin\theta =\sin(\frac{5\pi}{4}[/tex]
[tex]\sin\theta =\sin(\pi+\frac{\pi}{4}[/tex]
[tex]\sin\theta =-\sin(\frac{\pi}{4}[/tex] [tex]\because \sin(\pi+\theta)=-\sin\theta[/tex]
[tex]\sin\dfrac{5\pi}{4}=-\dfrac{1}{\sqrt{2}}[/tex]
[tex]\cos\theta =\cos(\frac{5\pi}{4}[/tex]
[tex]\cos\theta =\cos(\pi+\frac{\pi}{4}[/tex]
[tex]\cos\theta =-\cos(\frac{\pi}{4}[/tex] [tex]\because \cos(\pi+\theta)=-\cos\theta[/tex]
[tex]\cos\dfrac{5\pi}{4}=-\dfrac{1}{\sqrt{2}}[/tex]
[tex]\tan\theta =\tan(\frac{5\pi}{4}[/tex]
[tex]\tan\theta =\tan(\pi+\frac{\pi}{4}[/tex]
[tex]\tan\theta =\tan(\frac{\pi}{4}[/tex] [tex]\because \tan(\pi+\theta)=\tan\theta[/tex]
[tex]\tan\dfrac{5\pi}{4}=1[/tex]
Over the last 50 years, the average temperature has increas ed by 2.5 degrees worldwide (I made this up). What is the rate of change in worldwide temperatures per year?
Find the expressions that are equal..use the equal expressions to write true number sentences ??
Final answer:
To find equal expressions, identify different expressions that have the same value when evaluated. Write true number sentences using these equal expressions.
Explanation:
In order to find equal expressions, we need to identify different expressions that have the same value when evaluated. For example, the expressions 3 + 4 and 7 are equal because both evaluate to 7. We can use these equal expressions to write true number sentences, such as 3 + 4 = 7.
Another example is the expressions 2 * 5 and 10, which are equal because both evaluate to 10. We can write the true number sentence 2 * 5 = 10 using these equal expressions.
It's important to note that we're looking for expressions that are equal in value, not necessarily in form. For example, the expressions x + 2 and 3 + x are equal because they represent the same value for any given value of x. We can write the true number sentence x + 2 = 3 + x using these equal expressions.
Find the unit rate for 521 miles in 14 hours
The unit rate for 521 miles in 14 hours is 37.2 miles per hour
Given:
Total distance travelled = 521 miles
Total time taken = 14 hours
Unit rate = Total distance travelled ÷ Total time taken
= 521 miles ÷ 14 hours
= 37.214285714285
Approximately, 37.2 miles per hour
Therefore, unit rate for 521 miles in 14 hours is 37.2 miles per hour
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"Solve the equation"
Answer:
y = 3 1/13
Step-by-step explanation:
Add 3 and combine like terms:
... (2 3/5)y = 8
Multiply by the reciprocal of the coefficient of y.
... y = 8 · (5/13) = 40/13
... y = 3 1/13
_____
Check
(3/5)(3 1/13) - 3 + 2(3 1/13) = 5
(3/5)(40/13) - 39/13 + 2(40/13) = 5 . . . . express everything with 13 as a denominator
24/13 - 39/13 + 80/13 = 5 . . . . . eliminate parentheses
(24 -39 +80)/13 = 5 . . . . . . . . . . add the fractions
65/13 = 5
5 = 5 . . . . . the answer checks
Find a second-degree polynomial p such that p(2) = 5, p'(2) = 6, and p''(2) = 4.
Consider a paint-drying situation in which drying time for a test specimen is normally distributed with σ = 7. the hypotheses h0: μ = 75 and ha: μ < 75 are to be tested using a random sample of n = 25 observations. (a) how many standard deviations (of x) below the null value is x = 72.3? (round your answer to two decimal places.) standard deviations (b) if x = 72.3, what is the conclusion using α = 0.01? (round your answers to two decimal places.) test statistic z = critical value z = what can you conclude? reject the null hypothesis. there is sufficient evidence to conclude that the mean drying time is less than 75. do not reject the null hypothesis. there is sufficient evidence to conclude that the mean drying time is less than 75. do not reject the null hypothesis. there is not sufficient evidence to conclude that the mean drying time is less than 75. reject the null hypothesis. there is not sufficient evidence to conclude that the mean drying time is less than 75. (c) what is α for the test procedure that rejects h0 when z ≤ −2.8? (round your answer to four decimal places.) α = (d) for the test procedure of part (c), what is β(70)? (round your answer to four decimal places.) β(70) = (e) if the test procedure of part (c) is used, what n is necessary to ensure that β(70) = 0.01? (round your answer up to the next whole number.) n = specimens (f) if a level 0.01 test is used with n = 100, what is the probability of a type i error when μ = 76? (round your answer to four decimal places.)
A paint drying situation, has the standard deviation 1.93. The detailed solution is given below.
Given :
Standard Deviation, [tex]\sigma = 7[/tex]
Mean, [tex]\mu = 75[/tex]
Sample, n = 25
Solution :
A) We know that,
[tex]z = \dfrac{x-\mu}{\dfrac{\sigma}{\sqrt{n} }}[/tex] ---- (1)
Now put the values of [tex]\rm x,\;\mu,\;\sigma \;and \;n[/tex] in equation (1) we get,
[tex]z = \dfrac{72.3-75}{\dfrac{7}{\sqrt{25} }}[/tex]
z = -1.93
Therefore, 72.3 is 1.93 standard deviations below the mean.
B) From the above part we know that z = - 1.93.Therefore p-value is,
P(-1.93) = 0.03
Since [tex]\alpha[/tex] = 0.01 and p-value = 0.03, this means that the p-value is greater than the fail to reject the null hypothesis.
C) The p-value for [tex]z\leq -2.8[/tex]
is 0.00256
Therefore, the [tex]\alpha[/tex] for the test procedure that rejects the null hypothesis when [tex]z\leq -2.8[/tex] is 0.0026.
D) For alternate hypothesis,
[tex]\rm \beta (\mu') = P(X>\mu_0-z_1_-_\alpha \frac{\sigma}{\sqrt{n} }|\mu')[/tex]
[tex]\rm = P(-z_1_-_\alpha +\dfrac{\mu_0-\mu'}{\dfrac{\sigma}{\sqrt{n} }})[/tex]
For [tex]\alpha[/tex] = 0.0026
[tex]\rm \beta (70)=1- P(-z_0_._9_9_7_4 +\dfrac{75-70}{\dfrac{7}{\sqrt{25} }})[/tex]
[tex]\rm \beta (70) = 1-P(-2.7949+3.5714)=1-P(0.7765)[/tex]
[tex]\beta (70)=1-0.78128\approx 0.2187[/tex]
E) Now we want n when
[tex]\beta (70) = 0.01[/tex]
[tex]\rm 0.01=1- P(-z_0_._9_9_7_4 +\dfrac{75-70}{\dfrac{7}{\sqrt{n} }})[/tex]
[tex]P(-2.7949+\dfrac{5}{\dfrac{7}{\sqrt{n} }})=0.99[/tex]
[tex]P(-2.7949+\dfrac{5}{\dfrac{7}{\sqrt{n} }})=P(2.3262)[/tex]
[tex]-2.7949+\dfrac{5}{\dfrac{7}{\sqrt{n} }}=2.3262[/tex]
[tex]\rm \sqrt{n} = 7.1695[/tex]
n = 51.4
Therefore we need n = 52.
F)
[tex]\rm p-value = P(\bar{X}\leq \bar{x})[/tex]
[tex]\rm p-value = P(\bar{X}\leq 72.3)=P(z\leq \dfrac{72.3-76}{\dfrac{7}{5}})[/tex]
[tex]\rm p-value = P(z\leq -2.643)[/tex]
[tex]\rm p-value = 0.00411[/tex]
Since p-value is larger that .01 therefore we fail to reject [tex]\mu[/tex] = 76.
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What is the sum of the angle measures of a 32-gon? A. 5400 B. 5760 C. 6120 D. 5580
Answer:
The sum of measure of angle is 5400
Step-by-step explanation:
Given a 32-gon.
we have to find the sum of the angle measures of a 32-gon
In geometry, 32-gon is a thirty-two-sided polygon i.e polygon of 32 sides
The sum of measure of interior angle of polygon is calculated by the formula
[tex]s=(n-2)180^{\circ}[/tex]
where n is number of sides
[tex]s=(32-2)180=30\times 180=5400[/tex]
Hence, option A is correct.