Draw the graphs for the following tables of values, with suitable scales on the axes.
(a) Cost of apples
| Number of apples | 1 | 2 | 3 | 4 | 5 |
| Cost(In Rs) | 5 | 10 | 15 | 20 | 25 |
(b) Distance travelled by a car
| Time (In hours) | 6 a.m | 7 a.m | 8 a.m | 9 a.m |
| Distance (In km) | 40 | 80 | 120 | 160 |
(i) How much distance did the car cover during the period 7.30 a.m. to 8 a.m.?
(ii) What was the time when the car had covered a distance of 100 km since its start?
(c) Interest on deposits for a year.
| Deposit | 1000 | 2000 | 3000 | 4000 | 5000 |
| Simple Interest (in Rs) | 80 | 160 | 240 | 320 | 400 |
(i) Does the graph pass through the origin?
(ii) Use the graph to find the interest on 2500 for a year.
(iii) To get an interest of 280 per year, how much money should be deposited?