76 P6.RA.JC.17050710
Level 2
Sofie and Thora shared a sum of money in the ratio 2 : 5. After Sofie spent $45, the ratio became 1 : 3. How much money did Thora have?
2 m
Ratio to units Unchanged quantity Units table
77 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
78 P6.ST.JC.18121422
Level 3
Fill in the blanks.
Adam receives some allowance.
If he increases his spending by 10%,
his savings decreases by 30%.

  1. Amount of spending = _____ u
  2. Amount of savings = _____ u
  3. Total amount of allowance = _____ u
  4. Difference in the amount of spending and savings = _____ u
4 m
Percent to units Percent change by Common numerator Units table
79 P6.RA.NK.21060203
Level 1 PSLE
The ratio of the number of vests to that of skirts in a shopping centre was 3 : 2 at first. After 30 skirts were sold, the ratio of the number of vests to that of skirts became 4 : 1. What was the total number of vests and skirts in the shopping centre at first?
2 m
Ratio to units Unchanged quantity Units table
80 P6.AG.JC.17033105
Level 2 PSLE
Use the table given to answer questions (a) and (b).
  1. What was the total number of muffins sold last week?
  2. Express your answer in terms of w in the simplest form. If w = 20, how many more muffins were sold on Sunday than on Saturday?
2 m
Algebra in 1 variable Algebra simplifying Algebra substitution Table More than or less than

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