please show your work:
A crew of highway workers paved 3/15 miles in 15 minutes. If they work at the same rate, what portion of a mile will they pave in one hour?
a. 3/225
b. 4/5
c. 3/5
d. 1/20

Answers

Answer 1

Answer:

b . 4/5

60 :15 minute : 4

3 /15 x 4 = 12/15 = 4/5


Related Questions

Write an that
5. Hog head cheese costs $2.15 per pound. ad equation best represents y, the total
cost of x pounds of Hog Head cheese?

Answers

Answer:

[tex]y = 25x[/tex]

Step-by-step explanation:

Given

[tex]Rate = 25[/tex]

Required

Cost of x pounds

To do this we simply multiply x by the rate

[tex]y =Rate * x[/tex]

[tex]y = 25 * x[/tex]

[tex]y = 25x[/tex]

A drink and a sandwich together cost $4.85. The sandwich cost $1.35 more than the drink. How much does the sandwich cost.

Answers

answer:$6.20
$4.85+1.35=6.20

The sandwich will cost $3.1.

What is the arithmetic operator?

Arithmetic operators are four basic mathematical operations in which summation, subtraction, division, and multiplication involve.,

Summation = addition of two or more numbers or variable

For example = 2 + 8 + 9

Subtraction = Minus of any two or more numbers with each other called subtraction.

For example = 4 - 8

Division = divide any two numbers or variable called division.

For example 4/8

Multiplication = to multiply any two or more numbers or variables called multiplication.

For example 5 × 7.

Let's say the cost of 1 drink is d while the cost of 1 sandwich is s

Now,

Given that,

A drink and a sandwich together cost $4.85.

So,

s + d = 4.85

And,

The sandwich cost $1.35 more than the drink.

So,

s = 1.35 + d

By using substitution

s = 1.35 + 4.85 - s

2s = 6.2

s = 3.1

Hence "The sandwich will cost $3.1".

To learn more about the arithmetic operators,

brainly.com/question/25834626

#SPJ2

An item on sale costs 85% of the original price. if the original price was $60, what is the sale price?

Answers

Answer:

9 dollars

Step-by-step explanation:

60*0.85=51

51 is the amount of money you're being discounted.

60-51= 9

Answer:

$46.75

Step-by-step explanation:

The amount the sale item costs now is 0.85($55) = $46.75.

That 85% is equivalent to 0.85.

What is 1/5 doubled?

Answers

Answer:

2/5

Step-by-step explanation:

1/5 · 2/1 = 2/5

Good luck, I hope this helps :)

PRETTY PLEASE HELP!! ILL GIVE BRAINLIEST! it’s due tonight :(

Answers

Answer:

a = 8 m

Step-by-step explanation:

Since, given is an isosceles right triangle.

So, by Pythagoras theorem:

[tex] {a}^{2} + {a}^{2} = {(8 \sqrt{2} )}^{2} \\ \\ 2 {a}^{2} = 128 \\ \\ {a}^{2} = \frac{128}{2} \\ \\ {a}^{2} = 64 \\ \\ a = \sqrt{64} \\ \\ a = 8 \: m[/tex]

Ok so I have this problem, 12x+24=6x+3. WHAT DO I DO IF THE X HAS DIFFERENT NUMBERS. Oh and for 5-2x=2x-5 what do i do if ones a negative and ones a positive. Im trying to find the answer and if its 1 solution, no solution, or infinite solutions. Im sure people on here can reply quicker then my math teacher.

Answers

Answer: one solution; that solution is x = -7/2 which is the same as x = -3.5

====================================================

Work Shown:

The idea is to get all the x terms to one side, and the other stuff to the other side. We follow PEMDAS in reverse to help isolate x

12x+24 = 6x+3

12x+24-24 = 6x+3-24 .... subtract 24 from both sides

12x = 6x-21

12x-6x = 6x-21-6x ...... subtract 6x from both sides

6x = -21 ...... now the x terms are all on one side

6x/6 = -21/6 ...... dividing both sides by 6

x = -21/6

x = (-7*3)/(2*3)

x = -7/2

x = -3.5

This is the only solution. Whenever we have different coefficients for the x terms like this, we can see right off the bat we have exactly one solution. Consider graphing y = 12x+24 and y = 6x+3. The two lines will intersect at the point (x,y) where the x coordinate is the solution to the original equation. There is only one point of intersection which corresponds to exactly one solution.

The thing to notice about y = 12x+24 and y = 6x+3 is that the slopes are not the same, so the lines aren't parallel. Parallel lines always have equal slopes but different y intercepts. If your teacher gave you 12x+24 = 12x+3, then the two lines to graph would be y = 12x+24 and y = 12x+3. At this point, we would get two parallel lines that don't intersect, and therefore we wouldn't get any solutions here.

Please help and give brainliest answer

Answers


(a^4+5a^2+4)(7a^2)
The answer is:

7a^6+35a^4+28a^2

Quotient of 5 and 1/2

Answers

Answer:

5 divided by 1/2 try that

Step-by-step explanation:

yeah tr this

Answer:

The answer is 10

Step-by-step explanation:

5/(1/2) or 5 times the reciprocal of (1/2) known as 2 would be 10

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Answers

Answer:

tyyyy

Step-by-step explanation:

Find the area of the shaded region, in each figure. (Use N= 3.14)

Answers

Answer:MY BUTT

Step-by-step explanation: WHY ARE U WAITING FOR OTHERS TO ANSWER YOUR QUSTION

The mean age of 6 women in an office is 34 years old. The mean age of 8 men in an office is 34 years old. What is the mean age (nearest year) of all the people in the office?

Answers

Step-by-step explanation:

204+272/14=34 years old

Contamination problems in semiconductor manufacturing can result in a functional defect, a minor defect, or no defect in the final product. Suppose that, 20, 50 and 30% of the contamination problems result functional, minor and no defects respectively. Assume that the effects of 10 contamination problems are independent. Round your answers to four decimal places (e.g. 98.7654). (a) What is the probability that the 10 contamination problems result in two functional defects and five minor defects

Answers

Answer:

The answer is "[tex]8.5\times 10^{-9}[/tex]".

Step-by-step explanation:

Following are the calculation of the multinomial distribution probability:

[tex]\to (\frac{10!}{(2! \times 5! \times 3!)})\times(0.2)^2 \times(0.5)^5 \times (0.3)^3 \\\\ \to (\frac{10!}{(2! \times 5! \times 3!)})\times 0.04 \times 0.03125 \times 0.027\\\\ \to (\frac{10\times9\times8 \times7 \times6 \times5! }{(2! \times 5! \times 3!)})\times 3.37 \times 10^{-5}\\\\ \to (\frac{10\times9\times8 \times7 \times6 }{(2 \times 1 \times 3 \times 2 \times 1 )})\times 3.37 \times 10^{-5}\\\\[/tex]

[tex]\to (\frac{10\times9\times8 \times7 }{(2)})\times 3.37 \times 10^{-5}\\\\ \to (5 \times 9 \times 8 \times 7 )\times 3.37 \times 10^{-5}\\\\ \to 45 \times 56 \times 3.37 \times 10^{-5}\\\\ \to 45 \times 56 \times 3.37 \times 10^{-5}\\\\ \to 2520 \times 3.37 \times 10^{-5}\\\\\to 8492.4 \times 10^{-5}\\\\\to 8.4924\times 10^{-9}\\\\ \to 8.5\times 10^{-9}[/tex]

A group of researchers asked 90 college students about a time they had delivered bad news to someone. The accompanying table shows the results fo news given. (a) Using this table as an example, explain the idea of a frequency table to a person who has never had a course in statistics. (b) Explain th meaning of the pattern of results. Click the icon to view the results for the type of bad news given. (a) Which statement below best explains the idea of a frequency table? O A. This frequency table shows the number of college students who had to deliver each type of bad news to someone. For example, 21.1 students bad news about the relationship with family, which was 19% of the total responses. OB. This frequency table shows the number of college students who had to deliver each type of bad news to someone. For example, 19 students ha bad news about the relationship with family, which was 21.1% of the total responses. O C. This frequency table shows the total number of college students who responded to the study. For example, 19 students had to deliver bad news relationship with family, which was 21.1% of the total responses.​

Answers

Hey your dad and dad said that she was just gonna be there and I didn’t mean that to her mom and I told you I was just saying that I was going it is answer b

calculate the distance between two points (-6,8) and (-8,3) ?

Answers

-8 - -6
over
3 - 8

-2 over -5 so 2/5

Answer:

d = √29

Step-by-step explanation:

Use the distance formula d = √(x2 - x1)² + (y2 - y1)²

d = √(x2 - x1)² + (y2 - y1)²

d = √(-8 - -6)² + (3 - 8)²

d = √(-2)² + (5)²

d = √4 + 25

d = √29

Maddie and Leah both play offense for their school's soccer team. This year, they decided to keep track of their goals and assists in a friendly competition. So far, Maddie has made 1 goal and 2 assists. Leah has made 2 goals and 5 assists. Do Maddie and Leah have the same ratio of goals to assists so far?

Answers

Answer:

no they don't

Step-by-step explanation:

leah has a higher goal-assist ratio with 1 more assist than maddie

Please help

look at picture

Any answers not related to the question above will be reported

Answers

Answer:

5206 cm^2

Step-by-step explanation:

2(31×23 + 31×35 + 23×35)

2(713 + 1085 + 805)

2(2603)

5206

18m+42n in distributive property

Answers

Adnswer:

18m+42n in distributive property=6(3m+7n)

Step-by-step explanation:

Answer and Step-by-step explanation:

The answer to this expression would be 6(3m + 7n).

18m + 42n is the distributive version of the same expression.

To un-distribute, you would find the greatest common factor of both numbers, and pull it out of the expression.

18 and 42 have a greatest common factor of 6.

18 divided by 6 is 3.

42 divided by 6 is 7.

That leaves us with 6(3m + 7n).

#teamtrees #PAW (Plant And Water)

WILL GIVE THE BRAINLIEST PLS HURRY
if 1/8 of the shaded part is striped, how much of the bar is striped?

Answers

Answer:

7/8?

Step-by-step explanation:

How many gallons are in half a quart

Answers

Answer:

1/8 gallon per half quart

Step-by-step explanation:

One quart is 1/4 gallon, so half quart is 1/8 gallon

Answer:

this seems like a weird question but 0.125

What is the perimeter of the triangle?

Answers

Step-by-step explanation:

perimeter of triangle = sum of all sides

Area of a rectangle
Equation

Answers

Area = Length x width
Area of rectangle =2(length+width)

Therefore, equation is A=2(l+b)

Find the volume of the composite solid shown below, Round answer to the nearest hundredth.

add the substitute
it means like adding a equation for both of them

Answers

First you’d start off by finding the volume of the rectangular prism on the bottom. The formula for this is lwh or (length*width*height) so you’d plug in the numbers and get 4*4*5 which multiplies out to be 80inches cubed. Next you’d have to find the volume of the pyramid by using the formula lwh/3 or ((length*width*height)/3) so it would be ((4*4*6)/3) and that equals 32inches cubed. Finally, you add the 2 volumes together so 80inches cubed+32inches cubed and get 112inches cubed. Hope this helps

Adam is comparing the graphs of y=4x and y=8x. Which of the following statements is TRUE?

Answers

The first one is true your welcome hope thi helps

which fraction is equivalent to 2/16

Answers

Answer:

1/8

Step-by-step explanation:

Answer:

1/8, 4/32

Step-by-step explanation:

Expand the following expression by using the distributive method

3(4x+5y)​

Answers

Answer:

12x+15y

Step-by-step explanation:

which set of points lie on the given graph?

• (-3, 9), (-1, 5), (3, 3)
• (3, 9), (1, -5), (3, 3)
• (3, 9), (-1, 5), (3, 3)
• (-3, 9), (-1, 5), (3, -3)

Answers

The answer is B (3, 9), (1,-5), (3,3)
Second one is the correct answer

Solve the inequality.
2n > 30

Answers

Answer:

Your answer tho this question is N > 15

Work :

2n>30

Divide both sides by 2.

2n/2 > 30/2

n>15

Hope this helps

First, if you buy a single ticket, you have a 1 out of 24.87 chance of winning a prize. What is the probability that that you do NOT win a prize when you buy a single ticket?

Answers

Answer:

You would have a 95.98 chance of NOT winning.

Step-by-step explanation:

Answer:

Step-by-step explanation:

1/24.87

100/2487 probability of winning (about 4% chance), the probability of losing is then

(2487-100)/2487

2387/2487 (about 96% chance) of losing.

-3(p-7) ≥ 21 sovleplzzz

Answers

Answer:

-3p+21≥21

Step-by-step explanation:

What is the Definition of Math?

Answers

Answer:

mathematics

Step-by-step explanation:

Example....

"She teaches math and science" .

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