Ex 2.3, 7 - Chapter 2 Class 7 Fractions and Decimals
Last updated at July 12, 2018 by Teachoo
Transcript
Ex 2.3, 7 A car runs 16 km using 1 litre of petrol. How much distance will it cover using 3 2/4 litres of petrol . Distance car runs in 1 litre = 16 km Distance car runs in 2 3/4 litre = 16 × 2 3/4 = 16 × (2+3/4) = 16 × ((2 × 4 + 3)/4) = 16 × ((8 + 3)/4) = 16 × 11/4 = 4 × 11 = 44 ∴ Car will run 44 km
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