The cost of diesel is ₹ 98 per litre. Estimate the approximate cost of filling a 30 L diesel tank.

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Solution

Cost of diesel = ₹ 98 per litre
98 can be easily rounded off to 100 for easy and simple calculation.
Volume of tank = 30 L
Approximate cost of diesel to fill the tank = ₹ 100 x 30
= ₹ 3,000

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The cost of diesel is ₹ 98 per litre. Estimate the approximate cost of filling a 30 L diesel tank.

Cost of diesel = ₹ 98 per litre 98 can be easily rounded off to 100 for easy and simple calculation. Volume of tank = 30 L Approximate cost of diesel to fill the tank = ₹ 100 x 30 = ₹ 3,000

Cost of diesel = ₹ 98 per litre
98 can be easily rounded off to 100 for easy and simple calculation.
Volume of tank = 30 L
Approximate cost of diesel to fill the tank = ₹ 100 x 30
= ₹ 3,000