291 P6.RD.TL.16010102
Level 2
1104 people went to a park. 38 were adults. Some children left halfway and the ratio of the number of adults to the number of children became 6 : 7. How many children left the park halfway?
2 m
Fraction to units Ratio to units Unchanged quantity Units table
292 P6.AG.JC.17080435
Level 1
Anne is n years old now. 4 years ago, Anne was 2 times as old as Bernice. How old was Bernice 4 years ago?
2 m
Algebra in 1 variable Algebra simplifying Times as many Units method
293 P5.SP.JM.17083115
Level 2
A tap took 12 minutes to fill up a pail with a capacity of 4 ℓ. At the same rate, how long would it take for the tap to fill up 25% of a container with a capacity of 30 ℓ? Express your answer in min.
2 m
Rate 1 object Duration Filling tank F Division Percentage of a whole Units method
294 P2.ST.JC.18120758
Level 2
A + B = 30
A + B + B = 50

  1. Find B.
  2. Find A.
4 m
W Addition & subtraction Repeated identity Units & parts Substitution
295 P5.PA.JM.17083177
Level 2
Katherine read a book from Monday to Wednesday. Every day, she read 10 more pages than the day before. She read 84 pages on Wednesday. How many pages of the book did Katherine read from Monday to Wednesday altogether?
2 m
Equal intervals More than or less than Units method
296 P6.RA.JC.17072201
Level 2 PSLE
The pupils in a class are divided equally into Team A and Team B. The ratio of the number of boys to the number of girls in Team A is 2 : 1 and in Team B, it is 4: 11. What is the ratio of the number of boys to the number of girls in a class?
2 m
Finding ratio Ratio to units Equal stage Combined repeated identity Units table Units manipulation
297 P3.ST.JC.18120883
Level 3
240 stickers are in 3 packets.
The 1st packet has 2 times as many stickers as the 2nd packet.
The 3rd packet is 3 times as many stickers as the 2nd packet.
How many less stickers are there in the 3rd packet and 2nd packet than in the 1st packet?
4 m
Model Comparison Model Times-as-many Units method
298 P4.ST.JC.18120957
Level 2
A bag of marbles weighs 45 kg.
A bag of beads weighs 110 kg less than the bag of marbles.
Find the total mass of the bag of marbles and the bag of beads.
2 m
F Simplest form F Addition & subtraction F Common denominator Fractions with units Improper fractions Mixed numbers Model Comparison
299 P6.ST.JC.18121439
Level 3
Fill in the blanks in units (Eg 3 u) or unit equations (Eg 1 u + 2).

Adam and Bryan have some stickers.
27 of the stickers Adam has is 6 less than 35 of what Bryan has.
Let 35 of what Bryan has be 3 u.
  1. Number of stickers that Bryan has = ___________
  2. Number of stickers that Adam has = ___________
  3. Total number of stickers = ___________
  4. Difference in the number of stickers between Adam and Bryan = ___________
4 m
Fraction of a set More than or less than Units method
300 P5.VO.NK.23012636
Level 2
The ratio of the length to the breadth to the height of a cuboid is 7 : 5 : 8. The height is 18 cm longer than the breadth. Find the volume of the cuboid.
2 m
Volume of cuboid Ratio to units Units method

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