Question
Adam has some red stickers and blue stickers.
If 143 red stickers are removed, 90% of the stickers will be blue stickers.
If 137 red stickers are added, 20% of the stickers will be blue stickers.
  1. How many red stickers are there?
  2. How many blue stickers are there?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Adam has some red stickers and blue stickers.
If 143 red stickers are removed, 90% of the stickers will be blue stickers.
If 137 red stickers are added, 20% of the stickers will be blue stickers.
  1. How many red stickers are there?
  2. How many blue stickers are there?