21 P6.SP.TL.18012206
Level 2
A race car travelled 25 of its journey at an average speed of 64 km/h. Find its average speed for the remaining 480 km if its average speed for the whole journey was 80 km/h.
2 m
DST triangle Average speed Journey by parts Different speed Fraction of a whole Units method
22 P6.SP.TL.18012207
Level 2
An airplane flew 9000 km from Country X to Country Y at a speed of 450 km/h. It then covered 4900 km from Country Y to Country Z at a speed of 350 km/h. Find the time taken for the whole journey.
2 m
DST triangle Average speed Journey by parts Different speed Duration
23 P6.DA.TL.18011913
Level 2 PSLE
The graph shows the mass of a cup when empty and when different combinations of objects A, Band C are placed in the cup.
  1. What is the mass of the empty cup?
  2. What is the average mass of the objects A, Band C?
2 m
Bar graph Average Mass Sets Units & parts & boxes
24 P6.SP.TL.18012208
Level 2 PSLE
A motorist travelled 23 of his journey at an average speed of 80 km/h and completed the remaining 240 km in 4 h. What was the total time taken for the whole journey?
2 m
Average speed Different speed Duration Fraction of a whole F Division
25 P6.SP.TL.18012209
Level 2
A motorcycle rider travelled 45 of his journey at an average speed of 20 km/h and completed the remaining 60 km in 2 hours 45 minutes. How long did he take to complete his journey?
2 m
Average speed Different speed Duration Fraction of a whole F Division
26 P6.SP.TL.18012213
Level 2
A lorry and a bus were travelling from town A to town B which were 720 km apart. The bus set off 2 12 h later than the lorry but arrived 1 12 h earlier. If the average speed of the lorry was 60 km/h, find the average speed of the bus.
2 m
DST triangle Average speed Different speed Same starting point Duration
27 P6.AG.JC.17080446
Level 2
Gary weighs x kg while Jim weighs 20 kg.
  1. Find the average mass of each boy in terms of x .
  2. If x = 30, find the average mass of each boy.
2 m
Algebra in 1 variable Algebra simplifying Algebra substitution Mass Average
28 P6.SP.TL.18012211
Level 2
Vicky and Sue started driving from the same building but in opposite directions along a straight road. After driving for 2 hours, they were 260 km apart. Vicky's average speed was 60 km/h. What was Sue's average speed?
2 m
DST triangle Average speed Same starting point Opposite direction
29 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
30 P6.SP.TL.18012214
Level 2
Kim ran 30 minutes at the speed of 10 km/h. She then continued at the speed of 8 km/h for 45 minutes. How far did she run?
2 m
DST triangle Average speed Journey by parts Different speed Distance apart Unit conversion Duration

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