16 P5.ST.JC.18121007
Level 3
The total mass of 2 boxes and 3 tanks was 18.1 kg.
The total mass of 6 boxes and 6 tanks was 40.8 kg.
  1. What is the mass of 1 box and 1 tank?
  2. What is the mass of 8 tanks?
  3. How much less is the mass of 1 tank than 1 box?
3 m
D 4 operations Sets Units & parts Elimination
17 P5.ST.JC.18121038
Level 3
If Adam buys 2 marbles and 3 beads, it costs $33.90
If Adam buys 3 marbles and 2 beads, he will have $2.30 left.
  1. Find the cost of 1 marble and 1 bead.
  2. Find the cost of 1 marble.
  3. Find the cost of 1 bead.
3 m
D 4 operations Double if Gap & difference Units & parts
18 P5.ST.JC.18121039
Level 3
If Adam buys 2 marbles and 3 beads, it costs $31.60
If Adam buys 3 marbles and 2 beads, he will need another $2.30.
  1. Find the cost of 1 marble and 1 bead.
  2. Find the cost of 1 marble.
  3. Find the cost of 1 bead.
3 m
D 4 operations Double if Gap & difference Units & parts
19 P5.DA.JM.17083171
Level 2
The mass of a box containing 8 durians is 28.9 kg. Given that the mass of the empty box is 1.7 kg, what is the average mass of the 8 durians?
2 m
Average D 4 operations Mass
20 P5.DA.JM.17083166
Level 2
If one watermelon weighs 1.3 kg and another watermelon weighs 1.9 kg, what is the average mass of the two watermelons?
2 m
Average D 4 operations Mass

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