Question

A can da a piece of work in 15 days while B can do it in 10 days.How long will they take together to do it?.​

Answer 1

Answer:

See explains

Step-by-step explanation:

A can do work in - 15 days

Therefor A's one day work = 1/15

B can do in - 10 days

There fore B's 1 day work = 1/10

Together they can complete in = 1/15+1/10

Sollve the fraction you will get the answer.

Answer 2

Answer:

6 days

Step-by-step explanation:

A can do the work in - 15 days

Therefore A's one day work = 1/15

B can do the work in - 10 days

Therefore B's one day work = 1/10

Together their work will be = 1/15+1/10

Therefore, together their work will be = 1/6

This implies that they will take 6 days to do the work together.

Hope it helped :)