Question

amit can do a piece of work in 6 days and bina can do it for 12 days . how long will they take work together .​

Answer 1

ANSWER:4

STEP- BY -STEP EXPLANATION:

Amit can do a piece of work in 6days

One day work of Amit=1/6

Bina can do a piece of work in 12days

One day work of Bina=1/12

In how many days can they complete the work together?

1/6+1/12

=2+1/12

=3/12=1/4

One day work of both Amit and Bina together=1/4

So,They they both can complete the work together in 4days.

Hence, your required answer is 4.

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