Question

cost of 5 litres of petrol is ₹ 275. find the cost of 15 litres of petrol​

Answer 1

15 X 275 and then divide by 5, you will get your answer in rupees…

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Answer 2

In context of question asked,

We have to determine the cost of 15 liters of petrol.

As per data,

Cost of 5 L = Rs. 275

So, we will be first find the cost of 1 L of petrol.

So, for determining the cost of 1 L of petrol we will divide the cost of 5 L by 5.

We will get,

$=\frac{275}{5} = Rs.\:55$

So, for determining the cost of 15 L we will multiply the cost of 1 L of petrol by 15.

We will get,

Cost of 15 L petrol as $=(55 \times 15) = Rs.\:825$