Ai Tong School P6 SA1 2006 Math (Q45)

Jack and Glen shared some stickers in the ratio of 3 : 1. Jack gave away 66 stickers and the number of stickers he had left was 4/5 of Glen’s share of stickers. How many stickers had Jack at first?


Solution



11 units ----- 66
1 unit ----- 66 divided by 11 = 6
15 units ----- 15 x 6 = 90

Answer: Jack had 90 stickers at first