Question

in a year the cost of 1 litre petrol has gone up from rupees 52 to rupees 70. by what percentage has the price gone up​

Answer 1

$\bold\red{\fbox{\sf{Solution}}}$

Given petrol present price = 52.

Old price = 1

Price Increased = 51

Increased % = 51 * 100/1

                     = 5100%.

Answer 2

Answer:

% of increase petrol is

$\\ { \frac{70 - 52}{70} \times 100}$

$\\ \frac{18}{70} \times 100$

$\\ \frac{180}{7}$

25.71 % (Ans.)

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