Question
There were some white, pink and purple pens in a box. 211 of the pens were pink. The ratio of the number of white pens to the number of purple pens was 4 : 5. There were 291 fewer pink pens than purple pens.
  1. Find the ratio of the number of white pens to the number of pink pens to the number of purple pens in the box.
  2. How many purple pens were there?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

There were some white, pink and purple pens in a box. 211 of the pens were pink. The ratio of the number of white pens to the number of purple pens was 4 : 5. There were 291 fewer pink pens than purple pens.
  1. Find the ratio of the number of white pens to the number of pink pens to the number of purple pens in the box.
  2. How many purple pens were there?