Question

12 men or 18 women can complete a work in 30 days. In how many days can a man and a woman together complete the same work?

Answer 1

Answer:

solved

Step-by-step explanation:

one man needs 360 days

one woman needs 540 days

so far , in one day

a man can complete  1/360 of the work

a woman can complete  1/ 540 of the work

a man and a woman together can complete (1/360 + 1/ 540) of the work

= 1/216 0f the work

therefore

a man and a woman together can complete  All the work in 216 days