Question

1. The following table gives the quantity of petrol and its cost :
No. of litres of petrol 1
5
1
10
15
20
Cost of petrol (in) 70
350
700
1050
1400

Plot a graph to show the above data. Use this graph to find
(1) the amount needed to buy 8 litres of petrol.
(ii) the quantity of petrol that can be purchased for 1120.​

Answer 1

Answer:

Graph the following data in the form of 'less than' and 'more than' ogives; and calculate the median value through the graph:

Marks 0−5 5−10 10−15 15−20 20−25 25−30 30−35 35−40

Number of Students 7 10 20 13 17 10 14 9

Economics | TR Jain (2018) Standard XI