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olga55 [171]
4 years ago
5

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

Mathematics
1 answer:
baherus [9]4 years ago
8 0

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:

?=\frac{(28601 windows)(18 min)}{15 windows}

?=34321.2 min

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The following pattern starts with 4 and uses the rule add 6 to the previous term.
Harrizon [31]

Answer:

Every number in the pattern is greater than the previous number.

6 0
3 years ago
The area of a square is 275 square meters and one side length is 55 meters. What is the perimeter of the square?
Aleks [24]

Answer:

220 meter

Step-by-step explanation:

According to the scenario, computation of the given data are as follows,

Area of square = 275 square meters

Side length (a) = 55 meters

We can calculate the perimeter of square by using following formula,

Perimeter of square = 4a

By putting the value, we get

Perimeter of square = 4 × 55 mt

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Hence, the perimeter of the square is 220 meter.

4 0
3 years ago
4x + 5y = 12 and 3x + 4y = 9.25 . Solve for systems of equations
masha68 [24]

Answer:

y=1

x=7/4

Step-by-step explanation:

4x + 5y = 12

3x + 4y = 9.25

4x + 5y = 12

12x + 16y =37

-12x -15 y =-36

12x + 16y =37

y=1

x=7/4

8 0
3 years ago
Read 2 more answers
A certain model of automobile is available in seven exterior colors, three interior colors, and four interior styles. In additio
VikaD [51]

Answer:

336 version

Step-by-step explanation:

To determine the total possible number of combination we will use the product rule

Total numbers of exterior colour 7

Total number of interior colour 3

Total number of interior style 4

Total number of transmission option 2

Total number of engine option 2 therefore the total combination is

7*3 *4*2*2 = 336 possible combination

6 0
4 years ago
I need some help????
ki77a [65]
This will come out to 35.1

Hope this helps ya!

7 0
3 years ago
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