106 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
107 P5.DA.JM.17083195
Level 2
The average of two numbers is 40. If one number is thrice of the other, find the bigger number.
2 m
Average Times as many Units method
108 P3.DA.JM.17103036
Level 2
The graph shows the number of books read by Alvin and Ben last month. Colin read three times as many books as Alvin last month. How many books did the 3 boys read together last month?
2 m
Picture graph Model Times-as-many
109 P3.ST.JC.18120898
Level 3
Adam has 2 times as many stickers as Bryan.
After Adam buys another 60 stickers,
he has thrice as many stickers as Bryan.
  1. How many stickers does Bryan have?
  2. How many stickers does Adam have in the end?
  3. How many stickers do they have at first?
  4. How many stickers do they have in the end?
4 m
Times as many Unchanged quantity Model Comparison Units table
110 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

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