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2 years ago

it takes 52 minutes for 5 people to paint 5 walks. how many minutes does it take 20 people to paint 20 walks

Mathematics

2 answers:

Viktor [21]2 years ago

7 0

Answer:

52min

Step-by-step explanation:

5 people..............5 walls............52 min

1 people...............5 walls...........52 x 5=260 min

1 people................20 walls.........260 x 4 =1040 min

20 people................20 walls........1040:20=52 min

KonstantinChe [14]2 years ago

6 0

Answer:

116

Step-by-step explanation:

maybe don't try this i could be wrong.

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Evaluate \dfrac{e}{4}+2f-3

Igoryamba

Answer:

The value of given expression is 1.

Step-by-step explanation:

Consider the given expression is

$\dfrac{e}{4}+2f-3$

When e=12 and $f=\dfrac{1}{2}$ .

Substitute e=12 and $f=\dfrac{1}{2}$ in the given expression.

$\dfrac{12}{4}+2(\dfrac{1}{2})-3$

On simplification we get

$3+1-3$

$1$

Therefore, the value of given expression is 1.

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Answer:

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