21 P6.SP.TL.18012215
Level 2
Ana and Tom started driving from the same place towards Cypress Tower at average speeds of 56 km/h and 80 km/h respectively. After some time, they were 80 km apart. How long had they been travelling? Give your answer in mixed number.
2 m
Average speed Different speed Same starting point Distance apart Duration
22 P6.SP.TL.18012217
Level 2 PSLE
Elsa and Ana started jogging from the same place in opposite directions along a straight path. They jogged for 40 minutes. At the end of the jog, they were 7 km apart. Elsa's average speed was 6 km/h. What was Ana's average speed in km/h?
2 m
Average speed Same starting point Opposite direction Distance apart Unit conversion Mixed numbers
23 P6.SP.TL.18012218
Level 2
Martin and Ervin started together from the same bus-stop and ran along a track at the speed of 11 km/h and 7 km/h respectively. How far apart would they be in 15 minutes? Express the answer in km.
2 m
Average speed Different speed Same starting point Same starting time Distance apart Unit conversion
24 P6.SP.JC.21061120
Level 3 PSLE
When Lance started cycling from his home, Kenneth was 120 m ahead. Lance's cycling speed was 5 m/s and Kenneth's cycling speed was 2 m/s. They went in the same direction and did not change their speeds throughout. What distance would Lance have cycled when he caught up with Kenneth?
2 m
DST Triangle Average speed Different speed Overtaking
25 P6.SP.TL.18012222
Level 2
Tony drove a distance of 15 km in 10 minutes.
  1. What was his speed in km/h?
  2. How long will it take him to cover 360 km at this speed? Express the answer in hours.
3 m
DST triangle Average speed Unit conversion Duration
26 P6.SP.TL.18012224
Level 2
A van covers a distance of 45 km in 25 minutes.
  1. At what speed is it travelling?
  2. How long will it take to cover a distance of 36 km?
3 m
DST triangle Average speed Unit conversion Duration
27 P6.SP.TL.18012210
Level 3
Sam took 2 hours to walk from Building A to Building B which was 6 km away. On his way back from Building B to Building A, he increased his average walking speed by 1 km/h. How long did he take for his journey back?
3 m
DST triangle Average speed Journey by parts Different speed Duration More than or less than
28 P6.SP.TL.18012232
Level 3
Jake walks to school at an average speed of 4 km/h every day. One day, after walking a distance of 1 km, he realised that his watch was slow. So, he ran at a constant speed and managed to reach his school just on time. Later, he calculated that if he had run at this speed right from the start of the journey, he would have reached his school 5 minutes earlier. What was his running speed?
3 m
DST triangle Average speed Different speed Unit conversion Duration
29 P6.SP.TL.18012234
Level 3
Ryan drove at an average speed of 70 km/h for the first 2 hours of the journey. He then increased his average speed by 15 km/h and drove for another 3 hours until he reached his town. Find his average speed for the whole journey.
3 m
DST triangle Average speed Different speed
30 P6.SP.TL.18012235
Level 3
Jesse left home at 6.15 a.m. and drove towards the mountain which was 802 km away. For the first 210 km, she was travelling at 70 km/h. Then she increased her speed by 4 km/h and completed the remaining journey.
  1. How long did she take for her whole journey?
  2. At what time did she reach the mountain?
3 m
DST triangle Average speed Journey by parts Different speed Start end time

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