4MA0 Higher January 2016 Paper 4 Q1
1
(a) Work out the value of \[\dfrac{\sqrt{4.6}}{8.1 - 3.7}\] Give your answer as a decimal.
Write down all the figures on your calculator display. (2)
Write down all the figures on your calculator display. (2)
(b) Write your answer to part (a) correct to 3 significant figures. (1)
| Scheme | Marks |
|---|---|
| 2.14... ÷ 4.4 | M1 |
| 0.4874(456952) | A1 |
| (2) |
Notes
M1: for 2.14.... or 4.4 or \(\dfrac{\sqrt{115}}{22}\)
A1: Accept if first four sig figs correct
| Scheme | Marks |
|---|---|
| 0.487 | B1 |
| (1) |
Notes
B1: ft if (a) > 3 sig figs