3981 P6.RD.JC.22031808
Level 3 PSLE
The number of boys and girls taking part in a quiz are in the ratio 4 : 7. These students are put into two groups. 60% of the boys and 30% of the girls are in Group 1. The rest of the students are in Group 2.
  1. What is the ratio of the number of students in Group 2 to Group 1? Give your answer in the simplest form.
  2. The number of boys in Group 2 is fewer than 50. What is the largest possible total number of students taking part in the quiz?
3 m
F Multiplication Finding ratio R Simplest form Ratio to units Percent of different bases Sets Min-max
3982 P5.RA.NK.23021713
Level 2
There are 264 passengers on board a ship. The ratio of children and adults is 4 : 9. There are 18 more men than women. How many men are there on the ship?
3 m
Ratio to units More than or less than Combined repeated identity Units table Units & parts Substitution
3983 P5.WN.JM.17082983
Level 2
There are between 100 and 120 lollipops in a jar. The lollipops can be shared equally among 7 or 8 children. How many lollipops are there in the jar?
2 m
W Multiplication & division Common multiples Min-max
3984 P6.SP.JC.17053054
Level 3
Shemy placed three empty tanks side by side. The smallest tank has a crack at its side and the base area of each tank is 16 cm2. After she turned on the tap for 64 minutes, the height of the water in the smallest tank became 6 cm although 0.5 mℓ of water is leaking out of the crack per minute. Find the rate of flow of water from the tap. Give the answer in mℓ/min.
3 m
Rate 1 object Volume Volume of cuboid Height of cuboid Filling tank Volume transfer
3985 P6.AN.NK.17052105
Level 2
The figure, not drawn to scale, shows a regular 5-point star and ∠a = ∠b = ∠c = ∠d = ∠e.
  1. Express ∠f as a sum of two angles. Give the answers in equation. (Eg ∠a + ∠b)
  2. lf ∠e = 32°, find ∠f.
2 m
Angles sum of triangle in a star Exterior angle of a triangle
3986 P6.AP.TL.17090748
Level 2
The figure shows two identical semicircles. X and Y are the centres of the semicircles. Line AB is 60 cm. 15 of each semicircle is shaded. Find the total area of the shaded parts. (Take π = 3.14)
2 m
Circle area Semicircle Composite figure area Fraction of a whole
3987 P6.VO.TL.17090770
Level 3
The figure shows a cube. The total length of all the edges of the cube is 156 cm.
  1. Find the area of the shaded face.
  2. Find the volume of the cube.
3 m
Volume of cube Square & square root Surface area
3988 P5.AP.JM.17083199
Level 2
In the figure, ABCD is a rectangle. Find the area of the shaded part.
2 m
Rectangle Triangle Composite figure area
3989 P4.WN.PR.17100373
Level 2
The table shows the time taken by 5 girls to fold a paper rose. What is the total time taken by the 5 girls? Write the answer in minutes and seconds.
2 m
W 4 operations Duration Table
3990 P3.WN.JM.17110233
Level 2
Find the missing digits.
  1. A
  2. B

      8 5 7 A
-        2 B 1
      8 3 4 5
2 m
W Addition & subtraction Units & parts Substitution

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