Question

I can do 16 weight lifts, which is only two-fifths of what Ted can do. How many can Ted do?

Answer 1

This is a rather simple ratio problem.

Say `x` is the number Ted can do.

Then my number `=2/5*x=16` multiply by `5`

`2*x=80->x=40`

Answer : Ted can do `40` weight lifts.