A conctractor has a work force of 420 men who can finish A Certain piece of work in 9 months. How many extra men most he employ to complete the job in 7 months?... Write with statement also.
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Answer:
540
Step-by-step explanation:
if 9 months -420 men
then 7months -?
to complete in 7days it takes more members
=more/less*rhs
=9/7*420
=540 men
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