Question

If fifteen workers can build a wall in 48 hours how many workers will be required to do the same in 36 hours

Answer 1

$\textsf{✝ Given : -}$

•  12 workers can build a wall in 36 hours

$\textsf{✝ To Find : -}$

• how many workers will be required do the same work in 24 hours

$\textsf{✝ Solution:-}$

• 12 workers can build a wall in 36 hours
• => Total Work done = Number of workers * numbered rof hours
• = 12 * 36 man hours

Let Assume that W workers can build wall in  24 hrs

Then Total Work Done  = 24W  man hours

$\textsf{Equating man hours}$

$\textsf{=> 24 * W  = 12 * 36}$

$\textsf{=> 2 * W =  36}$

$\textsf{=> W = 18}$

$\textsf{18 workers required to do the same work in 24 hours}$

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