A window-washing crew can finish 15 windows in 18 minutes.

If this crew was assigned to wash all of the 24,348 windows on the outside of the Burj Khalifa at this rate, how long will the crew be washing at this rate?

Answers

Answer 1

Answer:

34321.2 min

Step-by-step explanation:

The Burj Khalifa has in total 28601 windows. On the other hand, we are told the window-washing crew can wash 15 windows in 18 minutes. So, we can use the Rule of three to solve this problem:

If:

15 windows ---- 18 min

28601 windows ---- ?

Then:

? = (28601windows)(18min)/15windows

? = 34321.2min

Answer 2

Answer:

34321.2 min

Step-by-step explanation:


Related Questions

Write each phrase as a numerical or algebraic expression.

4) 25 less than k

5) the product of 79 and m

6) the quotient of 325 and 5

Write each numerical or algebraic expression using words.

7) 87 x

8) 38 + s

Answers

4) 25 < k
5) 79 * m or 79m (depending on how your teacher taught you)
6) 325/5
7) the product of 87 and x
8) the sum of 38 and s

Your school district cancels school when at least 2.25 inches of snow accumulate on the ground each hour. Snow is currently accumulating at a rate of 7/4 inches per hour. Select an inequality that represents the extra snow accumulation s (in inches per hour) needed to cancel school. Then solve the inequality.

Answers

Answer:

Especially during a pandemic, there should be no worries about school-cancellation based on an increase of snow in the overall city you're in. All education should currently be online through digital learning and if your school is doing otherwise please have a talk with them, snow is currently not the main concern of the world pandemic.

Step-by-step explanation:

A inaquilaty would be S<2 1/4 because the s is the variable and the 2 1/4 would represent the 2.25 inches of snow

help??????? i need to get my work done for the day-

Answers

Answer:

earth is closest and venus is the farthest

Step-by-step explanation:

Evaluate the expression for x = 1.8, x = 5, and x = 6 2/5

2x + 3.1
(X = 3)

Answers

Answer:

x=4

                                       

I think that's  the answer sorry if it's wrong

X=4 I think it’s the right answer

20 Points

Three salesmen work for the same company, selling the same product. And, although they are all paid on a weekly basis, each salesman earns his paycheck differently. Salesman A works strictly on commission. He earns $65 per sale, with a maximum weekly commission of $1,300. Salesman B earns a weekly base salary of $300, plus a commission of $40 per sale. There are no limits on the amount of commission he can earn. Salesman C does not earn any commission. His weekly salary is $900. The following table shows the number of sales each salesman had during the first three weeks of this month.

Week 1 Week 2 Week 3
Salesman A 11 14 16
Salesman B 14 15 13
Salesman C 16 12 11


In which week(s), did Salesman C have a larger paycheck than both of the other salesmen? Select all that apply.

Week 3
None of the weeks.
Week 2
Week 1

Answers

Calculate the pay for each salesman:

Salesman A: week 1: 65x 11 = 715, week 2: 65x 14 = 910, week 3: 65x 16 = 1040

Salesman B: week1: 300 + 40x14 = 860, week2: 300 + 40x15 = 900, week3: 300 + 40x13 = 820

Salesman c gets 900 per week.

Week 1 salesman 3 made more than both A and B

Can you guys explain how to do this. I’ll mark brainliest I promise

Answers

you have to find what X equals so 3x+18 and 4x+15 should both add up to 180! combine like terms then divide to find x

Answer: the an is 2

Step-by-step explanation:

True or false: The opposite of squared is to divide by 2

Answers

Answer:

False

Step-by-step explanation:

Multiplying is dividing by 2, so that cant be the inverse. The real answer is a root. Hope this helps :D

Plz mark brainliest if correct.

false, the opposite of squared is to square root

Help please I will give you the crown.

Answers

Answer:

Option D) ∠FED

Step-by-step explanation:

Options A, B and C are actual exterior angles, but Option D is just a vertically opposite angle to ∠BEH

D is correct thank me later

ed
Two trains are traveling at constant speeds on different tracks.
0
12.5
100
s do...
Train A:
Distance traveled (meters) Elapsed time (seconds)
0
1
I
100
Train B:
Distance traveled (meters)
4 +
+
Elapsed time (seconds) +
0
Which train is traveling faster? Explain your reasoning.
I
Sign out

Answers

Answer: what are you talking about you might have to explain more of it because it's just not making sense and then i can help you

Step-by-step explanation:

I don’t understand what you mean

Ok, 6 questions fairly easy please help fast. I will give the brainlist away. And please show your work.
1. 3/5*(-5/7)
2. -7/12*-2/7
3. 2 2/5* 2 5/6
4. 1/2*-3 2/5
5. Jack spent 15 hours practicing his saxophone last week. He spent LaTeX: \frac{3}{10}\:3 10of that time doing warm-up routines. How many total hours did Jack spend on warm-up routines last week?
6. Upload a picture HERE of all the work you did for this quiz.





This will be one point!

Answers

Answer:

1. -1.14285714286

2. 0.16666666666

3. 6.8

4. -1.7

5. 1 Answer. The answer is 4.5 hours (or 4 hours and 30 minutes).

Step-by-step explanation:

5 explanation. Rolf spent 15 hours last week practicing his saxophone if 3/10 of the time was spent practicing warm up routines How much time did he spend practicing warm up routines.

6. i didn't do any work

but i hope this is good for ya

That is Correct answer

West Middle School ordered 121 boxes of markers. If there are 22 teachers, how many boxes does each teacher get? Select the TWO answers represented by a decimal and a fraction.

5.5

22/121

5.05

121/22

Answers

Answer:

a and b

Step-by-step explanation:

Answer:

121/22 and 5.5

Step-by-step explanation:

You divide 121 boxes of markers among the 22 teachers and each teacher get 5 and  a half boxes

121/22=5.5

Subtract : Twenty seven thousand, one hundred thirty two from eleven thousand, nine hundred fifty two.

Answers

Answer:

15,180

Step-by-step explanation:

27,132 - 11,952 = 15,180

Answer: 27,132 - 11,952 =15,180

Step-by-step explanation:

HELP!! Plz write a detailed explanation of how you got your answer!!! Thxxxxxx(´・ω・`)

Answers

Answer:

P(t) = P(t) = 118,2568 cm

Step-by-step explanation:

The shape is made of half  circle and an equilateral triangle ( this is a triangle with three equal sides ) therefore as the diameter of the circle is one of the sides of the triangle we can write:

Total perimeter P(t) is: the length of the semi-circle plus the length of the two sides of the triangle then:

The length of the semi-circle s  is:  s = π*d

And the length of one side of the triangle is 23 cm

P(t) = π*d + 2*d

P(t) = 3,1416*23 + 2*23

P(t) = 72,2568 + 46

P(t) = 118,2568 cm

2. Chloe is riding her scooter at a steady pace. She rides 18 meters in 9 seconds. How far
does she go in 1 second?

Part A: Start by filling in the double number line to show how many meters Chloe rides in 9
seconds.

Answers

Answer:

uh

Step-by-step explanation:

hi

2 because you just divide 18 by 9 to get 2 meters per second :)

what are the coordinates of a point in quadrant ||| which is 8 units away from point p Answer quick

Answers

Answer:

If it is at -8, -8 then p is at 0,0

Step-by-step explanation:

Sorry, there is not much information given to answer.

Which expression is equivalent to one over four n − 16? (4 points)
Group of answer choices

one over four (n − 4)

one over four (n − 64)

4(n − 4)

4(n − 64)

Answers

Answer:

B) one over four ( n- 64)

Step-by-step explanation:

distributive property

1/4 ×n = 1/4n

1/4 × -64 = 1 × - 64 = - 64 ÷ 4= -16

In which choice do all three points lie on the same straight line?

A) (0,0) (5, 4) (7,4)
B) (1,1) (2,4) (3,9)
C) (-2,5) (0,3) (5,-2)
D) (-1,-1) (0,0) (4, 64)

Answers

Answer:

why did you remove my answer?

Step-by-step explanation:

C sorry if I’m wrong

Find the greatest common factor of the monomials. Please helpppp and show work

20x², 36x =

Answers

Answer:

4

Step-by-step explanation:

your answer would be 4x

In the expression (44 ÷ 4 + 10) - 20 , with which operation should we start?

Solve the following expression: (9 x 10) - (30 + 30). Show all the steps taken.

Solve the following expression: 8 x (12 + 5) - 7^2. Show all the steps taken.

Answers

You have to do whats in the parentheses from left to right then subtract the answer you get by 20



(9x10) - (30+30)
90 - 60 = 30



8 x (12+5) -7^2
17
17-49
18 x -32

= -576.



You have to use pemdas for your check off
P=parentheses
E=exponet
M=multiplication
D=division
A=add
S=subtrabt

HOPE IM CORRECT

Answer:

1

Step-by-step explanation:

44 divide by 4 is 11 plus 10 is 21 -20 is 1

Another question! using compatible numbers, which is the best estimate of (28.5)(7.1)

36

40

210

or 300?

Answers

210 // 28x7=198 rounded equals 200 and 300 would be far off so 210
it would be 210 because 29(7) is 203 and 210 is the closest answer :)

need help due in 5 minutes pt.2 *cause i forgot the pic.

Answers

Answer:21 21 21 21 21 21. 21 11

Step-by-step explanation:

THERE IS NO CHOICES HOW WE SOLVE?

The two lines graphed on the coordinate grid each represent an equation. Which ordered pair represents a solution to both equations?​

Answers

Answer:

(4,-3)

Step-by-step explanation:

The intersection of the 2 lines is the solution of the system of equations. The lines intersect at the point (4,-3), so that ordered pair is the solution.

(4,-3) would be that answer

please help.
you can write just the letters or the equations

Answers

Answer: A, B, and D
Explanation:

The area of a rectangle is 82.84 square meters. If the length is 7.6 meters, then what is the width?

hey i need help, anyone i don't get it do i divide or multiply HELPPPPP

Answers

Answer:

The answer is 10.9

Step-by-step explanation

#1 think of the formula of the area

length x width = area

#2 do the oposite of what you would to to find the area to find the width

82.84➗7.6 = 10.9

#3 check your answer

7.6 x 10.9 = 82.84

#3 answer

width= 10.9

Hope this helps!!!!!!

the answer to your question is 10.9

What is the rate of change for the following? (4,5) (2, 15)

Answers

Answer:

-5

Step-by-step explanation:

Rate of Change also slope

Slope = y-y1/x-x1 = tanα = y/x

15-5/2-4 = 10/-2 =-5

Answer:

-5

Step-by-step explanation:

Given these two points, we can just plug them into the slope formula.

[tex]Slope=\frac{y_2-y_1}{x_2-x_1}[/tex]

[tex]\frac{15-5}{2-4}\\\\\frac{10}{-2} \\\\-5[/tex]

Somebody help me please

Answers

Answer:

Slope 2.5 y intercept -3

Step-by-step explanation:

slope 2.5 y intercept 3

How many solutions does this system of equations
have?

equation 1: y = -4x + 3
equation 2: 2x + 8y = 10

1) 0
2) 1
3) 2
4) 3
5) infinitely many

Answers

selam 345 and 2 because this is simple quation

for what value of x do the expressions 2/3x+2 and 4/3x+6 have the same value?

Answers

9514 1404 393

Answer:

  x = -6

Step-by-step explanation:

To find the desired value of x, set the expressions equal.

  2/3x +2 = 4/3x +6

Subtract 2/3x +6 from both sides.

  -4 = 2/3x

Multiply by the inverse of the coefficient of x.

  (3/2)(-4) = x = -6

The value of x that makes the expressions have the same value is -6.

__

Check

  2/3x +2 = 2/3(-6) +2 = -4 +2 = -2

  4/3x +6 = (4/3)(-6) +6 = -8 +6 = -2 . . . . same value

Tap tap tap in- Oh! Didn’t see you there

Answers

Answer:2.181

Step-by-step explanation:

Answer:

2.18 or 2.18182

Step-by-step explanation:

Factor -6 out of 18z - 15.

Answers

So -6 out of 18z is 1/3z -15

A factor is a term that is common in the whole expression thus the factor -6 out of 18z - 15 is -6(3z + 5/2).

What is an algebraic factor?

An algebraic factor is the multiplication of two algebraic terms.

If we divide an algebraic factor by a factor that is available inside then the remainder after the division will be zero.

As per the given expression,

18z - 15

The factor out -6 will be,

⇒ -6(18z - 15)/(-6)

⇒ -6((-18/6)z + 15/6)

⇒ -6(3z + 5/2)

Hence "A factor is a term that is common in the whole expression thus the factor -6 out of 18z - 15 is -6(3z + 5/2)".

For more about the algebraic factor,

brainly.com/question/19426180

#SPJ2

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