An average person doing moderate work requires daily an energy

Is a person doing any work by holding a suitcase ?

___________ is defined as the rate of doing work or rate of spending energy.

What does a neutron moderator do?

A person can do a piece of work in 26 days and an another person can do the same work in 39 days. If they work together, then by what per cent the wages of 1st person is more than that of 2nd person?

Work function is the energy required

If 20 persons can do a piece of work in 7 days, then the number of persons required to complete the work in 28 days:

If 40 persons can do a piece of work in 14 days, then the number of persons required to complete the work in 28 days.