The cost of petrol is ₹ 97 per litre. Find the approximate cost of petrol if it is to be filled in a 40 L tanker.

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Solution

Cost of petrol = ₹ 97 per litre
97 can be easily rounded off to 100 for easy and simple calculation
Volume of tanker = 40 L
Cost of petrol to fill the tanker = ₹ 100 x 40
= ₹ 4,000

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The cost of petrol is ₹ 97 per litre. Find the approximate cost of petrol if it is to be filled in a 40 L tanker.

Cost of petrol = ₹ 97 per litre 97 can be easily rounded off to 100 for easy and simple calculation Volume of tanker = 40 L Cost of petrol to fill the tanker = ₹ 100 x 40 = ₹ 4,000

Cost of petrol = ₹ 97 per litre
97 can be easily rounded off to 100 for easy and simple calculation
Volume of tanker = 40 L
Cost of petrol to fill the tanker = ₹ 100 x 40
= ₹ 4,000