Level 2
Aiden has a cardboard measuring 23 cm by 20 cm. He wants to cut 2-cm squares from the cardboard. What is the maximum number of 2-cm squares he can cut out?
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
The actual masses of two wooden crates, Y and Z, are measured in hundredths. The mass of Crate Y is rounded off to 13.6 kg and the mass of Crate Z is rounded off to 16.8 kg. What is the greatest possible difference in the actual masses of these two crates? Give the answer in kg.
2 m
Level 2
The table shows the charge for water services provided by the utilities board.
Ivory's family paid $76 for water usage in the month of October. What is the most amount of water that they could have used in October?
2 m
Level 2
A taxi service charges the following rates:
Mrs Lin paid a taxi fare of $6.50. What was the greatest distance that Mrs Lin could have travelled in the taxi?
2 m
Level 2
A number becomes 900 when rounded off to the nearest 100. What is the greatest possible number?
2 m
Level 2
The number of pupils in a school when rounded off to the nearest hundred was 1900 people. What was the smallest possible number of pupils In the school?
2 m
Level 2
When Kareen rounded off a number to the nearest thousand, the result was 4000. What was the smallest possible 4-digit number that Kareen had rounded off?
2 m
Level 2
The price of an apartment when rounded off to the nearest $1000 is $90000. What is the greatest possible price of the car if it has been round off to the nearest thousand?
2 m
Level 1
The bar graph shows the average daily temperature experienced by Country A in a week. What was the difference in the highest and lowest average daily temperatures in that week?
2 m