Math, asked by ravi2070, 1 year ago

please help me the question no .2

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Answered by sps67
0

is. the answer is 1 then tell me I will answer


ravi2070: ans is 12
Answered by shoaibanwar75
1

Answer:

In 12 days.

Step-by-step explanation:

the work done by A in a day = 1/20

the work done by B in a day = 1/30

When they do together = 1/20 + 1/30.

= 5/60 = 1/12.

They can do 1/12 work in a day So,

They can do the whole work in 12 days.

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