21 P4.ME.JC.17092704
Level 3
The diagram shows the mass of two identical boxes with objects A and B placed in them respectively.
  1. Given that object B is three times as heavy as object A, find the mass of object A.
  2. Find the mass of an empty box. Express your answer in grams.
3 m
Scale reading Mass Model Times-as-many Units method
22 P4.AN.JM.17092806
Level 3
The figure is not drawn to scale. ∠ABC is a right angle. ∠x is twice of ∠y. Find ∠x.
3 m
Right angle Model Times-as-many Units method
23 P4.DE.NK.23011014
Level 2
A jacket costs $4.70. A hoodie costs four times as much as the jacket. Find the total cost of the hoodie and the jacket.
2 m
D Multiplication Money Model Times-as-many Units method
24 P4.DE.JM.171010118
Level 2
Jonathan paid $18.40 for a CD. He bought another MP3 player which cost 4 times as much as the CD. What was the total cost of the MP3 player and the CD?
2 m
D Multiplication Money Model Times-as-many Units method
25 P4.DE.JM.17101088
Level 2
A roll of rope was cut into 2 pieces. One piece was 4 times as long as the other piece. If the longer piece was 20.05 m long, what was the length of the shorter piece?
2 m
D Division Length Model Times-as-many Units method

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