81 P6.FR.JO.21042230
Level 1 PSLE
Nina used 14 kg of flour to make muffins and 12 kg of flour to make biscuits. After that, she had 200 g of flour left. How many kilograms of flour did she have at first?
2 m
F Addition & subtraction Fractions with units Mass Unit conversion
82 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
83 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
84 P5.DA.NK.23052612
Level 2
David is 10 kg heavier than John and 8 kg heavier than Luis. The average mass of the 3 men is 77 kg. Find the average mass of John and Luis.
2 m
Average Mass More than or less than Units method
85 P5.ST.JC.18121062
Level 2
A box is 700 g when it is filled with stickers.
If 35 of the stickers are removed,
the mass of the box with the remaining stickers is 400 g.
What is the mass of the empty box?
2 m
Fraction of a set Fraction to units Repeated identity Units method
86 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
87 P6.DA.NK.21060926
Level 2 PSLE
The average mass of 3 boys, Abel, Benny, Charlie, is 44 kg. Abel is heavier than Benny by 6 kg. The total mass of Abel and Benny is the same as the mass of Charlie. What is the mass of Abel?
2 m
Average Mass More than or less than Units method
88 P4.RD.JM.17100395
Level 3
The total mass of Jim and Dim is 82.5 kg. If Jim weighs 12 as much as Dim, find Dim's mass.
3 m
Fraction to units D Division Mass Units method
89 P5.DE.JM.17083027
Level 2
The total mass of 6 similar bags of sugar is 4.5 kg. What is the mass of each bag of sugar?
2 m
D Division Mass Units method
90 P4.DE.JM.17101040
Level 1
Mr Tan bought 145.2 kg of rice to be packed into 6 bags. How many kilograms of rice were there in each bag?
2 m
D Division Mass

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