101 P6.WN.JC.17082104
Level 1 PSLE
Round off 25 571 to the nearest hundred.
1 m
W Place values W Round off
102 P6.WN.JC.17010104
Level 1 PSLE
Round off 986 593 to the nearest ten thousand.
1 m
W Place values W Round off
103 P6.WN.JC.17010103
Level 1 PSLE
There were 282 075 tourists at a theme park in 2014. Express this number to the nearest thousand.
1 m
W Place values W Round off
104 P4.AP.JM.17100195
Level 3
A rectangular floor, 18 m by 9.5 m, is laid with rubber tiles at a cost of $29 per square metre.
  1. Find the cost of tiling the floor.
  2. Round off the answer in (a) to the nearest thousand dollars.
3 m
Rectangle Tiling W Round off Money
105 P6.RD.JC.16010121
Level 3
34 of Eva's money was equal to 12 of Anna's money at first. After Eva spent $1.70 and Anna spent $0.70, Eva had 35 as much money as Anna.
  1. How much did Anna have at first? Express the answer(s) in 2 decimal places.
  2. How much did Eva have in the end? Express the answer(s) in 2 decimal places.
4 m
D Round off Ratio to units Percent to units Common numerator All change Units table Units & parts Substitution
106 P6.VO.NK.17082401
Level 3
The figure is not drawn to scale. It shows the net of a solid. It is made up of 4 identical rectangles and 2 identical squares. Line A is 30 cm long and Line B is 15 cm long.
  1. Find the volume of the solid.
  2. This solid is a cardboard carton containing small boxes of sweets. Each box of sweets is 3 cm by 2 cm by 1 cm. If all these small boxes of sweets in the carton occupy more than 75% of the carton's volume, what is the minimum number of small boxes of sweets in the carton?
4 m
Volume of cuboid Filling up with cubes Nets Min-max D Place values D Round off Square Rectangle More than or less than
107 P6.AP.TL.17090778
Level 3
One part of a car wheel was stained with paint on its surface. The diagram showed the tyre marks made by the car wheel when the vehicle moved through a certain distance. Find the radius of the car wheel. Round off the answer to 2 decimal place. (Take π = 227)
3 m
Circumference Distance apart Units & parts
108 P6.AP.TL.17090791
Level 3
The figure, not drawn to scale, is made up of semicircles in a rectangle ABCD. XY is the common baseline for all the semi-circles.
  1. Find the length of AB.
  2. Using the calculator π, find the perimeter of the shaded parts. Give the answer correct to 2 decimal places.
3 m
Length Rectangle Semicircle Composite figure perimeter D Place values D Round off
109 P6.AP.TL.17090789
Level 3
A garden path is to be cemented at $14 per m?. The inner circle has a radius of 60 m and the track is 30 m wide. What is the cost of cementing the track? Round off the answer to the nearest $1000. (Take π = 3.14)
3 m
Circle Circle area Composite figure area W Round off Money
110 P6.AP.TL.17090794
Level 3
The figure consists of a rectangle, a quadrant and an isosceles triangle. Given that the radius of the quadrant is 10 cm and B is the midpoint of Line AC, find the difference between the shaded areas Y and Z. Express the answer in nearest whole number. (Take π = 3.14)
3 m
Rectangle Isosceles triangle Quarter circle Composite figure area W Round off

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