Links to other Year 9 Revision exercises - Ex 1.1 | Ex 1.2 | Ex 1.3 | Ex 1.4 | Ex 1.5 | Ex 1.7 | Ex 2.1 | Ex 2.2 | Ex 2.3 | Ex 2.4 | Ex 3.1 | Ex 3.2 | Ex 3.3 | Ex 3.4 | Ex 3.5 | Ex 4.1 | Ex 4.2 | Ex 4.3 | Ex 4.4 | Ex 4.5
These answers are given merely to help with revision. In order to get full marks all working out must be shown.
| 3 | a) | £45.00 | |
| b) | £7550 | ||
| 7 | a) | r = 2.4 | |
| b) | 6, 12, 20, 30; 132 | ||
| c) | 5(n − 1) | ||
| d) | P = 4y2 + 10y + 4 | ||