X, Y and Z can do a piece of work in 6 hours . X and Y can do the same work in 8 hours and Y and Z can do the same work in 12 hours. In how many times will X and Z do the same work?

Question

X, Y and Z can do a piece of work in 6  hours . X and Y can do the same  work in 8 hours  and Y and Z can do the same work  in 12  hours. In how many times will X and Z do the same work?

Accepted Answer

সঠিক উত্তর: 8 hours। ব্যাখ্যা: