a contractor employed 69 men to complete a work in 20 days how many more Men should he employee in order to finish the work in 12 days.
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Answer:
55
Step-by-step explanation:
days men
20 69
12 x
it is inversely proportional
so,20÷12=x÷69
x=69×20÷12
115
no men increase =115-69=55
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