Question

1. A does a work in 10 days and B
does the same work in 15 days. In
how many days they together will do
the same work? *
O
8 days
о
5 days
о
6 days
O
12 days

Answer 1

Answer:

8 days they together will do the same work .

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Answer 2

A does a work in 10 days
B does the same work in 15 days
Together they will do in
= 1/10+1/15

Lcm of 10 and 15= 30

= 3+ 2/30
= 5/30

Answer = 6


Together they will take 6 days to complete the work


Hope it helps


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