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