Question

1. 2 men and 3 boys can do a piece of work in 10 days
while 3 men and 2 boys can do the same work in
8 days. In how many days can 2 men and 1 boy do the
work?
​

Answer 1

Answer:

hii

your answer is here !

Step-by-step explanation:

Here I will use the concept of

Man*Days

(2m+3b) 10 = (3m+2b) 8

20m+30b = 24m+16b

14b = 4m

7b = 2m

So 2m = 7b

Now

(2m+3b) 10 = (2m+1b) x

(7b+3b) 10 = (7b+1b) x

10*10 = 8*x

X = 100/8

X = 12.5 days

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