Question

Q16. If (A + B + C) can do a
certain work in 10 days and (B
C) can do it in 20 days then by
which rule we can find in how
many days A alone can finish
the same work.​

Answer 1

Answer:

the environment is consist of biosphere lithosphere, hydrosphere and atmosphere it's chief components are soil, air, water, organisms and solar energies. . . . . . . . . . . . . . . . . . . . . . . . . . . . .