Question

Takes 3 men 5 hours to repair a road how long does it take 5 men if they work at the same rate

Answer 1

$\small{ \underline{ \bf \purple{Given - - - > }}}$

• 3 men ----> 5 hours
• 5 men -----> ?

$\small{ \underline{ \bf \orange{Variation}}}$

• indirect
• if the number of men increase the time would decrease.

$\small{ \underline{ \bf \red{Operation}}}$

$\frac{3 \times 5}{5} \\ = 3 \ \:hours$

$\small{ \underline{ \bf \blue{Answer}}}$

3 hours

5 men would take 3 hours to complete the given task.

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Answer 2

Answer:

3 hours

Step-by-step explanation:

inverse variation

5 hr =3men

x hr = 5 men

therefore, 5x = 3×5

=x =3×5/5

cancel 5,

= 3

hence, 3 hr needed for 5 men to repair.

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