Math, asked by krishnawalya, 7 months ago

A can dig 1/12of a trench in 1day , while B can dig 1/6 of the trench in 3 days if they work together how long will they take to dig the whole trench

Answers

Answered by jainanila80

0

Answer:

4days

Step-by-step explanation:

Total work done by both in a day :

1/12+1/6=3/12 or 1/4

1/4 trench is digged in one day

so 1 trench is digged in 4 days

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