101 P6.SP.TL.18012269
Level 3
Helen and Jomarie started off from the same place and drove at uniform speeds in the same direction round a 40-km circular racing track. Helen completed each round in 40 minutes. Jomarie took 50 minutes to complete each round.
  1. How far would Jomarie be behind Helen after 1 hour?
  2. How long after they started would it take Helen to meet Jomarie for the first time?
3 m
DST triangle Average speed Same starting point Meeting point Distance apart Circular track Unit conversion Duration LCM
102 P6.DA.JC.22032402
Level 2 PSLE
The bar graph shows the number of pens sold from January to March. The number of pens sold is not shown on the scale.
  1. What was the percentage decrease in the number of pens sold from January to February?
  2. There were 112 more pens sold in March than in January. How many pens were sold in March?
  3. The average number of pens sold from January to May was 420. What was the average number of pens sold in April and May?
4 m
Bar graph Average Percent change by More than or less than
103 P6.SP.TL.18012286
Level 3
A car uses 9 litres of petrol for every 50 km it travels at an average driving speed is 80 km/h. It uses 6 litres of petrol for every 70 km it travels when it average driving speed is 60 km/h. How much petrol will the car consume use for a journey which lasts 12 h if it travels at 80 km/h for 5 h and 60 km/h for the rest of the journey?
4 m
Rate of 1 object DST triangle Journey by parts Unit conversion Duration Volume Units method
104 P6.SP.JC.21061115
Level 3 PSLE
At 15 25, Mrs Pang started driving at 60 km/h from her home to a supermarket 35 km away. She was in the supermarket for 1 h 15 min.
  1. What time did she leave the supermarket?
  2. After leaving the supermarket, Mrs Pang drove back along the same route and took 48 min to reach home. What was her average speed, in km/h, for the journey home?
4 m
DST triangle Average speed Start end time Duration Timeline F Division
105 P6.SP.TL.18012270
Level 3
After cycling for 30 km, Mark took a break before he continued cycling 13 of the remaining distance. He then realised that he still had 14 of the total distance not completed. If Mark's average speed was 30 km/h, how much time did he take to complete the entire ride? Express the answer in mixed number.
4 m
DST triangle Average speed Duration Fraction of a whole Common numerator Units method

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