Question

find the percentage increase or decrease in the following cases a. price of petrol increases from rupees 62 per litre to 65 per litre​

Answer 1

Given,

Thee price of petrol is increased from rupees 62 per litre to rupees 65 per litre.

To find,

Percentage increase or decrease in the given case.

Solution,

We can simply solve this mathematical problem by using the following mathematical process.

Here, the price is increased, so the percentage will be also increased.

Increase amount = Final price - Initial price = Rs. 65 - Rs. 62 = Rs. 3

Increase percentage = 100 × Increase amount/Initial price = 100 × 3/62 = 4.84% (approx)

[The percentage is calculated on the basis of the initial price of petrol.]

Hence, the price of the petrol is increased by 4.84%