Level 1 PSLE
A tank was filled with 55 litre of water at 07 00. Water flowed out of the tank from 07 00 to 11 00. The line graph shows the amount of water in the tank from 07 00 to 11 00. During which one-hour period was the decrease in the volume of water the greatest? Give your answer in number. (Eg 1)
(1) From 0700 to 0800
(2) From 0700 to 0900
(3) From 0900 to 1000
(4) From 1000 to 1100
1 m
Level 1 PSLE
A tank was filled with 48 litres of water at 06 00. Water flowed out of the tank from 06 00 to 11 00. The line graph shows the amount of water in the tank from 06 00 to 10 00. What was the average decrease in the volume of water in litres per hour from 06 00 to 10 00? (Give your answer in ℓ.)
1 m
Level 1 PSLE
Tom took his family to the zoo. They were in the zoo from 9.10 a.m. to 3.10 p.m. What fraction of the 24-hour day did Tom and his family spend in the zoo? Give your answer in the simplest form.
1 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
Level 3 PSLE
The graphs show the total number of leaflets machines A and B printed from the start. Both machines started printing at the same time.
  1. How many more leaflets did B print than A in 5 minutes?
  2. Both machines did not change their rates of printing throughout. When A had printed 200 leaflets, how many leaflets had B printed?
2 m
Level 2
The table shows how much a shop charges a customer for renting a pair of rollerblades.
Ms Chan paid $26 for renting a pair of rollerblades starting from 09 00. What would be the latest time she must return the pair of rollerblades to the shop?
2 m
Level 2 PSLE
A florist sold flowers from 09 00 to 17 00 last Saturday. The line graph shows the total number of flowers sold from 09 00.

  1. At what time had the florist sold half the total number of flowers sold that day?
  2. During which one-hour interval was there no flower sold? Give your answer in the following format (Eg. 09 00 to 10 00)
  3. What was the average number of flowers sold per hour from 11 00 to 16 00?
3 m
Level 2
The graph shows the temperature of water in a pot from 08 00 to 08 30.
  1. For how many minutes was the temperature of the water 50°C and below?
  2. During which two 5-minute intervals did the temperature of water decrease at the same rate?
  3. What was the change in temperature per minute from 08 25 to 08 30? Give your answer in °C per minute.
3 m
Level 3 PSLE
Mr Lee used two printers with different printing rates for a printing job. He started Machine A at 10 00 and started Machine B two minutes later. He stopped both machines at 10 05. The graphs show the total number of pages printed by each machine from the start of printing.
  1. How many pages had been printed by Machine A at the time Mr Lee started Machine B?
  2. What was the difference in the number of pages printed by the two machines from 10 00 to 10 05?
  3. Which machine, A or B, has a faster printing rate? What is the difference in the number of pages printed by the machines in one minute? Give your answer in this format. (Eg A, 1)
4 m
Level 3
The time in New Zealand is 4 hours ahead of the time in Singapore. When it is 10 00 in Singapore, it is 14 00 in New Zealand. Kathy went to New Zealand for a work trip. She would be taking a flight from New Zealand at 06 40 to come back to Singapore. The flight duration is 9 h 55 min. At what time would Kathy reach Singapore?
4 m