4MA0 Higher January 2013 Paper 4 Q1
1
(a) Use your calculator to work out the value of \[\frac{8.7 + 2.8}{1.4^2}\] 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) Give your answer to part (a) correct to 2 significant figures. (1)
| Scheme | Marks |
|---|---|
| 11.5 or 1.96 seen | M1 |
| 5.8673(46939…) | A1 |
| (2) |
Notes
M1: Also award for \(5\tfrac{85}{98}\) or \(\tfrac{575}{98}\) or answer of 5.9 or 5.87
A1: for at least first 5 figures (ignore figures after the first five)
| Scheme | Marks |
|---|---|
| 5.9 | B1 |
| (1) |
Notes
B1: ft from (a) if non-trivial