Level 2
A rectangular box measures 30 cm by 25 cm by 10 cm. What is the maximum number of 3-cm cubes that can fit into the rectangular box?
2 m
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Level 2
What is the maximum number of 2-cm cubes that can be packed into a container measuring 10 cm by 9 cm by 4 cm?
2 m
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Level 2
What is the maximum number of 2-cm cubes that can be cut out from the wooden block measuring 9 cm by 11 cm by 20 cm?
Level 2
What is the maximum number of 2-cm cubes that can be cut out from the wooden block measuring 9 cm by 11 cm by 20 cm?
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Level 2
In the square grid, A is a right-angled triangle, B is a square and C is an isosceles triangle. Arrange A, B and C from the largest area to the smallest area.
Level 2
In the square grid, A is a right-angled triangle, B is a square and C is an isosceles triangle. Arrange A, B and C from the largest area to the smallest area.
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Level 2
The table shows the charges of hiring a clown for a party. Mrs Pong paid the clown $280 for performing. What was the maximum number of hours the magician could have performed? Give the answer in terms of hours.
Level 2
The table shows the charges of hiring a clown for a party. Mrs Pong paid the clown $280 for performing. What was the maximum number of hours the magician could have performed? Give the answer in terms of hours.
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Level 2
The table shows the parking rates at a carpark.
Risa paid $12.60 for her parking charges. What was the greatest number of hours she parked her car at the carpark?
Level 2
The table shows the parking rates at a carpark.
Risa paid $12.60 for her parking charges. What was the greatest number of hours she parked her car at the carpark?
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Level 1
When rounded off to the nearest dollar, a box of apples cost $36. What is the highest possible actual price of the apples?
2 m
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Level 2
Find the maximum number of squares of side 3 cm that can be cut from a rectangular cardboard of dimensions 33 cm by 27 cm.
2 m
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Level 2
The table shows the postage rates for posting mail locally and overseas
Lennon paid $4.20 for posting a package overseas. What was the greatest possible mass of the package that Lennon posted?
Level 2
The table shows the postage rates for posting mail locally and overseas
Lennon paid $4.20 for posting a package overseas. What was the greatest possible mass of the package that Lennon posted?
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Level 1
When rounded off to the nearest dollar, a box of apples cost $36. What is the lowest possible actual price of the apples?
2 m
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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
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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?
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?
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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
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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?
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?
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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?
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?
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Level 2
A number becomes 900 when rounded off to the nearest 100. What is the greatest possible number?
2 m
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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
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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
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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
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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?
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?
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