236 P5.PC.JM.17083180
Level 2
Janet and her two sisters shared the bill in a restaurant equally. If each of them paid $22 inclusive of a service charge of 10%, how much is the total service charge?
2 m
Percent to units Money Units method
237 P5.DA.JM.17083184
Level 2
The average number of cookies in Box A, Box B and Box C is 37. Box A has 33 cookies. The number of cookies in Box B is twice the number of cookies in Box C. What is the number of cookies in Box C?
2 m
Average Times as many Units method
238 P4.ST.JC.18121004
Level 3
Adam pays $12 for 4 stickers and 3 marbles.
2 stickers cost as much as 1 marble.
  1. How much is 1 sticker?
  2. How much is 1 marble?
  3. How much is 2 marbles and 3 stickers?
4 m
Equal stage Units method
239 P5.ST.JC.18121063
Level 3
A box is 400 g when it is 13 filled with stickers.
The same box is 700 g when it is 35 filled with stickers.
What is the mass of the empty box?
3 m
Fraction of a set Fraction to units Repeated identity Units method
240 P5.PC.NK.22122110
Level 2
70% of a number is 56. What is the number?
2 m
Percent to units Units method

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