21 P6.ST.JC.18121464
Level 3
Fill in the blanks.
Adam spends 15 of his money on 4 stickers and 5 marbles.
Each marble costs twice as much as each sticker.
Let the cost of 1 sticker be 1 u.

  1. Cost of 1 marble = _____ u
  2. Amount that Adam has spent = _____ u
  3. Amount that Adam has left = _____ u
  4. Amount that Adam has at first = _____ u
4 m
Fraction of a whole Times as many Units method
22 P6.ST.JC.18121452
Level 2
Fill in the blanks.
Adam has thrice as many stickers as Chris.
Adam gives 10 to Chris.
In the end, Adam has twice as many stickers as Chris.

  1. Difference in the number of stickers between Adam and Chris at first = _____ u
  2. Difference in the number of stickers between Adam and Chris in the end = _____ u
  3. Difference in the number of stickers Adam has at first and in the end = _____ u
  4. Difference in the number of stickers Chris has at first and in the end = _____ u
4 m
Times as many Unchanged total Units table
23 P6.AG.JC.17080439
Level 2
John used 3 rubber bands to form the sides of triangle ABC where AB = 8 cm, BC = x cm and AC = 2x cm. Bob stretches two of the elastic bands and enlarges triangle ABC. The sides BC and AC are stretched to 2 times its original length. What is the perimeter of the stretched triangle ABC?
2 m
Algebra in 1 variable Algebra simplifying Length Area Perimeter Triangle Times as many
24 P6.ME.NK.21060320
Level 2 PSLE
Pauline answered 40 questions in a quiz. She took 3 min for each of the first 10 questions and twice as long for each of the remaining questions. The quiz started at 1.45 p.m. At what time did she complete the quiz?
2 m
Time Unit conversion Start end time Duration Timeline Times as many Units method
25 P6.AG.JC.17033108
Level 2 PSLE
Cindy is y years old. Sarah is three times as old as Cindy and Sarah is 5 years older than Jim.
  1. What is Jim's age in terms of y in years?
  2. If Cindy is 13 years old, how many years older is Jim than Cindy in years?
2 m
Algebra in 1 variable Algebra simplifying Algebra substitution More than or less than Times as many
26 P6.ST.JC.18121453
Level 3
Fill in the blanks in numbers, units or unit equations.
Adam and Bryan have some stickers.
When Adam gives 15 to Bryan,
the number of stickers he has left is 3 times as many as that of Bryan's.
Let the number of stickers that Bryan has in the end be 1 u.

  1. Number of stickers that Adam has in the end = _____
  2. Number of stickers that Adam has at first = _____
  3. Number of stickers that Bryan has at first = _____
  4. If Adam has 40 stickers more than Bryan at first, find 1 u.
4 m
Times as many Unchanged total Units table Units equations
27 P6.RA.TL.16010115
Level 2
Mr George is 3 times as old as his son, Nick. 6 years ago, the ratio in the age of Mr George and Nick was 7 : 2. Find Nick's current age.
2 m
Ratio to units Times as many Unchanged difference Units table
28 P6.VO.NK.21060405
Level 2 PSLE
Jamie formed two cuboids with unit cubes. The length, breadth and height of the bigger cuboid are 2 times those of the smaller cuboid. She used 348 unit cubes to form the smaller cuboid. How many unit cubes did she use to form the larger cuboid?
2 m
Volume of cube Volume of cuboid Filling up with cubes Times as many
29 P6.AG.JC.17080447
Level 2
Tom has a mass of 8r kg. John is 4 kg heavier than Tom. The mass of May is twice the total mass of the Tom and John.
  1. Find the total mass of the 3 children in terms of r.
  2. If r = 2, find the average mass of the 3 children.
2 m
Algebra in 1 variable Algebra simplifying Algebra substitution Mass Average More than or less than Times as many
30 P6.ST.JC.18121450
Level 3
Fill in the blanks.
Adam has thrice as many stickers as Chris.
Adam gives 10 to Bryan.
Chris receives 10 from Bryan.
In the end, Adam has twice as many stickers as Chris.

  1. Change in the number of stickers that Chris has = _____ u
  2. Difference in the number of stickers Adam and Chris have in the end = _____ u
  3. _____ u = 10
  4. 1 u = _____
4 m
Times as many Unchanged total Units table
31 P6.ST.JC.18121455
Level 2
Fill in the blanks.
Adam is 10 years old and
Bryan is 2 years old.

  1. Difference in their age now = _____
  2. Difference in their age when Adam is thrice the age of Bryan = _____ u
  3. In how many years' time will Adam be thrice the age of Bryan?
  4. How old will Adam be when he will be thrice the age of Bryan?
4 m
Times as many Unchanged difference Units table
32 P6.ST.JC.18121456
Level 2
Fill in the blanks.
Adam is 50 years old and
Bryan is 40 years old.

  1. Difference in their age now = _____
  2. Difference in their age when Adam was thrice the age of Bryan = _____ u
  3. In how many years before was Adam thrice the age of Bryan?
  4. How old was Adam when he was thrice the age of Bryan?
4 m
Times as many Unchanged difference Units table
33 P6.ST.JC.18121457
Level 2
Fill in the blanks.
Adam has twice as many stickers as Bryan.
Both give away 10 stickers each.
In the end, Adam has thrice as many stickers as Bryan.

  1. Difference in the number of stickers between Adam and Bryan = _____ u
  2. Number of stickers that Adam and Bryan have in the end = _____ u
  3. Number of stickers that Adam gives away = _____ u
  4. 1 u = _____ 
4 m
Times as many Unchanged difference Units table
34 P6.ST.JC.18121458
Level 2
Fill in the blanks.
Adam has thrice as many stickers as Bryan.
Both receive 10 stickers each.
In the end, Adam has twice as many stickers as Bryan.

  1. Difference in the number of stickers between Adam and Bryan = _____ u
  2. Number of stickers that Adam and Bryan have in the end = _____ u
  3. Number of stickers that Adam receives = _____ u
  4. 1 u = _____ 
4 m
Times as many Unchanged difference Units table
35 P6.AP.NK.21060411
Level 2 PSLE
A trapezium A is drawn by joining dots on the square grid with four straight lines. In the same way,
  1. how many complete unit squares are required to draw a rectangle twice the area of trapezium A?
  2. How many unit squares are required to draw a parallelogram with the same perimeter as trapezium A?
2 m
Rectangle Parallelogram Trapezium Tiling Grid dots Times as many Equal stage
36 P6.DA.NK.21060945
Level 2 PSLE
The pie chart shows the different genres of CDs at a stall. 15 of the CDs were Hip-Hop and 14 of the CDs were either Rock or Jazz. There were 3 times as many Rock CDs as Jazz CDs. What fraction of the CDs were Rock CDs?
2 m
Pie chart Fraction of a set F Multiplication Times as many Branching Units method
37 P6.AP.NK.21060412
Level 2 PSLE
The figure shows two circles. The diameter of the big circle is 4 times the diameter of the small circle. The diameter of the big circle is 56 cm. Find the area of the shaded part. Take π = 227
2 m
Circle area Times as many
38 P6.RD.JO.21042213
Level 2 PSLE
Alex saved a total of $138 in coins in his coin box. 23 of all the coins saved were one-dollar coins. There were 3 times as many one-dollar coins as twenty-cent coins. The remaining coins were fifty-cent coins. How many coins did Alex save in his coin box altogether?
3 m
Fraction to units Times as many Repeated identity Combined repeated identity Number x value Decimal units Units table
39 P6.DE.JO.21042241
Level 2 PSLE
A plank of length 6.3 m was cut into three pieces. The first piece was thrice as long as the second piece. The second piece was 2 times as long as the third piece. How long was the second piece?
2 m
D Multiplication D Division Length Times as many Units method
40 P6.RD.TL.17042603
Level 3
The square is divided into 4 parts, W, X, Y and Z. W and X form 12 of the square. The area of Y is double of the area of Z, while the ratio of the area of X to the area of W is 1 : 3. What fraction of the square is the sum of the area of X and Y? Leave the answer(s) in the simplest form.
3 m
Fraction to units Ratio to units Area perimeter Square Times as many Unchanged total Units table Units manipulation

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