Question
Oliver bought 66 more coins than Peter and Peter bought 16 coins more than Risa. The total number of coins Oliver and Peter bought was 4 times the number of coins Risa bought.
  1. How many coins does Oliver need to give Peter so that they have the same number of coins?
  2. How many coins did all three of them have altogether? 
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Oliver bought 66 more coins than Peter and Peter bought 16 coins more than Risa. The total number of coins Oliver and Peter bought was 4 times the number of coins Risa bought.
  1. How many coins does Oliver need to give Peter so that they have the same number of coins?
  2. How many coins did all three of them have altogether?