Question

A can dig 1/12 th of a trench in one day and B can dig 1/6 th in 3 days . Time they'll take ...?​

Answer 1

= (1/12 × 1 ) + (1/6 × 3)

= 1/12 + 3/6

= 1/12 + 1/2

= 1/12 + 6/12

= 1+6 / 12

= 7/12

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Answer 2

Answer:

7/12 maybe the answer

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