1 P4.ST.JC.18120912
Level 2
Adam has 500 stickers.
After giving some stickers to his students,
he has 100 stickers left.
Each student receives 10 stickers.
How many students does he give to?
2 m
W 4 operations
2 P4.ST.JC.18120913
Level 2
5 children and 3 adults pay $4000 for their air tickers.
The air ticket for a child costs $200.
How much does 1 adult air ticket cost?
3 m
W 4 operations
3 P4.ME.JM.17100357
Level 1
32 min and 8 s =            s
1 m
Time Unit conversion W 4 operations
4 P4.ME.JM.17100358
Level 1
1 h 2 min =            s
1 m
Time Unit conversion W 4 operations
5 P4.ST.JC.18120916
Level 3
There are 3 boxes.
The total mass of Box A and Box B is 160 kg.
The total mass of Box B and Box C is 200 kg.
The total mass of Box C and Box A is 180 kg.
Find the total mass of Box A, Box B and Box C.
4 m
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