Level 2
The average mass of Lynn and Joan is 18p kg. If Joan is 4p kg lighter than Lynn, find Lynn's mass in kg.
2 m
Level 3
During a sale, a watch with a selling price of $180 was given 2n% discount. If Fina bought it at the discounted price, how much did she save?
2 m
Level 1 PSLE
Find the value of the following when w = 2.
  1. 15 + 3w
  2. w - 59
2 m
Level 1 PSLE
Find the value of each of the expressions when w = 5.
  1. 7w + 6
  2. 2w - w7
2 m
Level 1 PSLE
Find the value of 5a - 9 + 3a when a = 10.
2 m