Joe has eaten (21/5) times more than Jane. Divide (3/5) with (1/7)...you'll get 21/5 If you want to check this, multiply 21/5 by 1/7you'll get 3/5 which is what Joe has eaten!
Popular Questions about the subject: Mathematics
For i^2 = -1, (3 + 2i )(5- 4i ) = ? plz i begz u...