Level 1
Find the value of 5a - 9 + 3a when a = 10.
2 m
Level 1
Jimmy and Kenny had $180 in all. Ken had $(12b + 6) more than Jim. How much did Jim have if b = 7?
2 m
Level 2
Gary weighs x kg while Jim weighs 20 kg.
  1. Find the average mass of each boy in terms of x .
  2. If x = 30, find the average mass of each boy.
2 m
Level 1 PSLE
Abel, Ben and Cindy share $15z. Abel gets $z more than Ben and Cindy gets $2z more than Ben. If z = 7, how much money does Ben get?
2 m
Level 2 PSLE
Cindy is y years old. Sarah is three times as old as Cindy and Sarah is 5 years older than Jim.
  1. What is Jim's age in terms of y in years?
  2. If Cindy is 13 years old, how many years older is Jim than Cindy in years?
2 m