Question
PSLE
Betty had a collection of stamps from Mexico, Ireland and Thailand. She had 81 stamps from Mexico. 40% of her stamps were from Ireland. She had 21 fewer stamps from Thailand than from Ireland.
  1. What was the total number of stamps in Betty's collection?
  2. Betty's aunt gave her some stamps from Ireland. Her total collection increased by 25%. What percentage of her collection was from Ireland after that?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Betty had a collection of stamps from Mexico, Ireland and Thailand. She had 81 stamps from Mexico. 40% of her stamps were from Ireland. She had 21 fewer stamps from Thailand than from Ireland.
  1. What was the total number of stamps in Betty's collection?
  2. Betty's aunt gave her some stamps from Ireland. Her total collection increased by 25%. What percentage of her collection was from Ireland after that?