4MA0 Higher June 2017 Paper 3R Q4
4 The currency in Bangladesh is the taka.
1 pound (£) = 119 taka
(a) Change 3500 taka to pounds.
Give your answer correct to 2 decimal places. (2)
Give your answer correct to 2 decimal places. (2)
The currency in Thailand is the baht.
1 pound (£) = 52 baht
(b) Change 8500 baht to taka.
Give your answer correct to the nearest whole number. (3)
Give your answer correct to the nearest whole number. (3)
An aeroplane takes 2 hours and 24 minutes to fly from Bangkok to Dhaka.
The aeroplane flies a distance of 1534 km.
(c) Work out the average speed of the aeroplane.
Give your answer in kilometres per hour correct to 3 significant figures. (3)
Give your answer in kilometres per hour correct to 3 significant figures. (3)
| Scheme | Marks |
|---|---|
| 3500 ÷ 119 | M1 |
| 29.41 | A1 |
| (2) |
Notes
A1: for 29.41 – 29.412
| Scheme | Marks |
|---|---|
| 8500 ÷ 52 or 163(.461..) | M1 |
| “163.461..” × 119 | M1 |
| 19452 | A1 |
| (3) |
Notes
M1: dep
A1: for 19380 − 19520
Alternative methods
M1 for 8500 × 119 = 1011500
M1 for “1011500” ÷ 52
or
M1 for 119 ÷ 52 (=2.28…)
M1 for 8500 × “2.28…”
| Scheme | Marks |
|---|---|
24 ÷ 60 (=0.4) or 2.4 or \(2\dfrac{24}{60}\) oe or 2 × 60 + 24 (=144) | M1 |
| 1534 ÷ 2.4 oe or (1534 ÷ 144) × 60 oe | M1 |
| 639 | A1 |
| (3) | |
| (8 marks) |
Notes
M1: (allow 1534 ÷ 2.24 or answer of 684(.82…) or 685)
A1: for 639 – 639.17