Higher January 2020 Paper 2R Q5
5 A plane takes 3 hours 36 minutes to fly from the Cayman Islands to New York.
The plane flies a distance of 2470 km.
Work out the average speed of the plane in km/h.
Give your answer correct to the nearest whole number.
(3)
| Scheme | Marks |
|---|---|
3 hours 36 mins = 216 (mins) or 3.6 (hours) or \(3\dfrac{36}{60}\) oe (hours) | M1 |
| 2470 ÷ 3.6 or \(2470 \div 3\dfrac{36}{60}\) or 2470 ÷ 216 × 60 | M1 |
| 686 | A1 |
| (3) | |
| (3 marks) |
Notes
M1: Allow 2470 ÷ 3.36 (= 735 or better)
A1: Accept 686.1 or better