HOW TO CRACK NDA in 80 days

A can do a piece of work in 8 days, B can do it in 16 days, while C can do it in 80 days. In how many days they can complete the whole work, working together?

A can do a piece of work in 80 days. A works for 10 days, then B complete the remaining work in 42 days. In how many days will (A + B) do this work together

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X and Y can do a piece of work in 72 days. Y and Z can do it in 120 days. X and Z can do it in 90 days. In how many days all the three together can do the work ? A)100 days B)150 days C)60 days D) 80 days

A can do a piece of work in 80 days.He works at it for 10 days and then B alore finishes the remaining work in 42 days.How long will B take to do the entire work alone?

A, B and C can do a piece of work in 20, 40 and 80 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

How To Crack JEE Mains 2019 in 30 Days with180+ Marks || Final Revision Tips For JEE Mains

How To Crack JEE Mains 2019 in 30 Days with180+ Marks || Final Revision Tips For JEE Mains