Level 2
A printer can print 200 pages in 30 seconds. How long does it take to print 18 000 pages? Express your answer in minutes.
2 m
Level 3
A typist can type 60 words per minute. For every 120 words, 4 words are typed wrongly. At this rate, how many words are typed correctly in 6 minutes?
2 m
Level 2
Water is leaking from a tank measuring 125 cm by 84 cm by 110 cm at a rate of 3.5 ℓ per minute. After 5 hours, the tank is empty. What was the depth of water in the tank at first?
2 m
Level 1 PSLE
Water from a tap leaks at a rate of 35 mℓ per min. At this rate, how much water is leaked in 2 hours? Give your answer in ℓ.
2 m
Level 2
A rectangular tank measures 30 cm by 20 cm by 10 cm. Water from a tap flows into the tank at 500 mℓ per minute. How long will it take to fill half of the tank? Express your answer in minutes.
2 m
Level 2 PSLE
A machine started printing posters at 8.00 a.m. on Monday at the rate of 1000 posters per hour. After every 6 hours of printing, it was stopped for an hour. How many posters were printed by 10.00 a.m. the next day?
2 m
Level 2
An empty tank has dimension 80 cm by 60 cm by 40 cm. A tap was turned on to fill into the tank at the rate of 5 litres per minute. How long did it take for 12 of the tank to be filled with water? Give your answer in minutes.
2 m
Level 2
Water is pumped into a rectangular tank at a rate of 16.5 ℓ per minute. The tank measures 110 cm by 90 cm by 50 cm. How long does it take to fill the tank? Express your answer in min.
2 m
Level 2
A tap took 12 minutes to fill up a pail with a capacity of 4 ℓ. At the same rate, how long would it take for the tap to fill up 25% of a container with a capacity of 30 ℓ? Express your answer in min.
2 m
Level 1 PSLE
The line graph shows the temperature of soup in a pot from 08 00 to 08 35. (Give your answers in °C.)
  1. What was the temperature of the soup at 08 25?
  2. What was the increase in temperature per minute over the first 5 minutes?
2 m