Question

Solut
7. The price of petrol increased from 75 per litre to 81 per litre. Find the percentage increase in
the price of petrol​

Answer 1

Answer:

68 is the answer because of wholesquare formula

Answer 2

Solution:


First: work out the difference (increase) between the two numbers you are comparing.

81 - 75 = 6


Then divide the increase by the original number and multiply the answer by 100.

6/75 = 0.08 * 100 = 8

Therefore, 8% increase in the price of petrol.

Hope this will help.