12 men can do a piece of work in 20 days.how many men can do the same work in 15 days
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2
Answer:
x = no of men
y= time to complete work
as x increases y decreases
it is case of inverese variation
x1*y1=x2*y2
12*20=x2*15
12*20/15= x2
4*4=x2
16=x2
16 men's
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Answer:
ithink
Step-by-step explanation:
- 9 days let me show u
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