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ANEK [815]
2 years ago
6

It takes 282828 minutes for 777 people to paint 777 walls. How many minutes does it take 141414 people to paint 141414 walls?

Mathematics
1 answer:
LuckyWell [14K]2 years ago
6 0

Complete Question

It takes 28minutes for 7 people to paint 7 walls. How many minutes does it take 14 people to paint 14 walls?

Answer:

28 minutes

Step-by-step explanation:

It takes 28minutes for 7 people to paint 7 walls.

Hence, the today number of minutes for 1 person to paint the wall =>

7 people = 28 minutes

1 person = 28 minutes × 7 people =

198 people minutes = 7 walls

1 wall = 198 /7

1 wall = 28 people minutes

How many minutes does it take 14 people to paint 14 walls?

From the above calculation,

1 wall = 28 people minutes

14 walls =

= 14 walls × 28 people minutes/14 People

= 28 minutes

Therefore, it would take 28 minutes for 14 people to paint 14 walls.

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7.5% of the box office receipts on a Friday night are $270. What are is the total length box office receipts
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answer:

3,600

work:

7.5/100=270/?

270×100=27,000

27,000÷7.5=3,600

?=3,600

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3 years ago
9/4 as a mixed fraction
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The price of an iPod is reduced in a sale from £200 to £145. The price of the iPod is further decreased by 22% two months later.
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Answer:

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Step-by-step explanation:

The price of an iPod is reduced in a sale from £200 to £145.

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We are to find the new price.

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2 years ago
The distance between the two points (4,1) and (9,1) is​
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6 0
3 years ago
-25 Points-
Over [174]

\bf ~\hspace{5em} \textit{ratio relations of two similar shapes} \\\\ \begin{array}{ccccllll} &\stackrel{\stackrel{ratio}{of~the}}{Sides}&\stackrel{\stackrel{ratio}{of~the}}{Areas}&\stackrel{\stackrel{ratio}{of~the}}{Volumes}\\ \cline{2-4}&\\ \cfrac{\stackrel{similar}{shape}}{\stackrel{similar}{shape}}&\cfrac{s}{s}&\cfrac{s^2}{s^2}&\cfrac{s^3}{s^3} \end{array}~\hspace{6em} \cfrac{s}{s}=\cfrac{\sqrt{Area}}{\sqrt{Area}}=\cfrac{\sqrt[3]{Volume}}{\sqrt[3]{Volume}} \\\\[-0.35em] \rule{34em}{0.25pt}

\bf \cfrac{s}{s}=\cfrac{\sqrt[3]{8}}{\sqrt[3]{125}}\implies \cfrac{s}{s}=\cfrac{2}{5}\qquad \leftarrow \textit{ratio of the sides or scale factor}

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3 years ago
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