"It takes 4 men 10 days to build a brick wall. How many days will it take 20 men?"
AnkitKum:
then he have to do the work of all the four men
and we know every man take 10-10 days to do the work because they all together done this in 10 days
so it means that if 1 man can do this work then he will take 40 days
now 20 men have to do the same work together
ur answer is wrong bany
baby
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Answer: 2 days
Step-by-step explanation:
4/20 = x/10
cross multiply
4*10 = 20x
40 = 20x
x = 40/20
= 2
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