Foundation June 2019 Paper 2 Q17
17.
(a)
The usual time taken to complete a journey is 3 hours.
How long should the same journey take when the speed is doubled? [1]
(b)
A cyclist rides a distance of 36 km at an average speed of 16 km/h.
Calculate the time taken to complete this ride. Give your answer in hours and minutes. [2]
(c)
Sidney the snail slides a distance of 180 m in 24 hours.
Calculate Sidney’s average speed in cm per hour. [3]
| Scheme | Marks | Comments |
|---|---|---|
| 1.5 (hours) or equivalent | B1 | Allow 1:30(hours) but not 1.3(0 hours) |
| Scheme | Marks | Comments |
|---|---|---|
| Time = 36 ÷ 16 (=2.25) | M1 | |
| = 2h15min | A1 | CAO |
| Scheme | Marks | Comments |
|---|---|---|
| 180 ÷ 24 | M1 | These calculations can be completed in either order. |
| x100 | M1 | |
| = 750(cm/h) | A1 | CAO Note: Digits ‘75’ would indicate first M1 18000 (cm) would indicate 2nd M1 |
| (6) |