Question
In a box, 39% of the coins are grey, 17% are brown and the rest are black
  1. What fraction of the coins is black? Give your answer in the simplest form.
  2. There are 660 black coins in the box. How many coins are there in the box altogether?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

In a box, 39% of the coins are grey, 17% are brown and the rest are black
  1. What fraction of the coins is black? Give your answer in the simplest form.
  2. There are 660 black coins in the box. How many coins are there in the box altogether?