Level 1 PSLE
Water leaks from a tap at a rate of 3 ml per second. At this rate, how much water will leak from the tap in 1 minute?
1 m
Level 1
Find the value of 1 unit.
  1. 5 u + 8 = 1 u + 20
  2. 1 u + 20 = 5 u + 8
  3. 5 u + 20 = 1 u - 4
  4. 1 u - 4 = 5 u + 20
4 m
Level 1
A copier prints 24k pieces of paper in 3 minutes. How many pieces of paper are printed by the copier in 11 minutes?
1 m
Level 2
Find the value of 1 unit.
  1. 1 u + 8 = 20 - 5 u
  2. 20 - 5 u = 1 u + 8
  3. 1 u - 10 = 20 - 5 u
  4. 20 - 5 u = 1 u - 10
4 m
Level 1 PSLE
Water drips from a tank tap at 8 mℓ per second into an empty pail. How much water is collected in 2 hours? (Express the answer in ℓ.)
1 m