4400 Higher November 2005 Paper 3 Q1
1
(a) Use your calculator to work out the value of
\(2.6 - \dfrac{9.8}{2.7 + 1.2}\)
Write down all the figures on your calculator display. (2)
\(2.6 - \dfrac{9.8}{2.7 + 1.2}\)
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 |
|---|---|
| 2.6 − 2.5128… | |
| 0.087179… | B2 |
| (2) |
Notes
B2: for 0.08717 or better (B1 for 2.5128… seen)
| Scheme | Marks |
|---|---|
| 0.087 | B1 |
| (1) | |
| (3 marks) |
Notes
B1: ft from (a) if < 0.1