please help me with this question?? please
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In 9 months -420 men
In 1 month- 420×9
In 7 months -420×9÷7 =540 men
In 1 month- 420×9
In 7 months -420×9÷7 =540 men
varshii16102004:
thank u soo much
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Answered by
1
A workforce of 420 men can finish a piece of work = 9 months
In 1 month men = 420*9
To finish the work in 7 months = > 420 * 9 / 7
> 540 mens
: Therefore the extra men's needed to complete the certain piece of work are 540 men's.
In 1 month men = 420*9
To finish the work in 7 months = > 420 * 9 / 7
> 540 mens
: Therefore the extra men's needed to complete the certain piece of work are 540 men's.
thanks
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