Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Ex 2.2, 7 - Chapter 2 Class 7 Fractions and Decimals
Last updated at May 29, 2023 by Teachoo
Ex 2.2
Ex 2.2, 1
Ex 2.2, 2 (i) Important
Ex 2.2, 2 (ii)
Ex 2.2, 2 (iii)
Ex 2.2, 2 (iv) Important
Ex 2.2, 2 (v)
Ex 2.2, 2 (vi) Important
Ex 2.2, 2 (vii) Important
Ex 2.2, 3 (i)
Ex 2.2, 3 (ii) Important
Ex 2.2, 3 (iii)
Ex 2.2, 3 (iv) Important
Ex 2.2, 3 (v)
Ex 2.2, 3 (vi) Important
Ex 2.2, 3 (vii)
Ex 2.2, 4 (i) Important
Ex 2.2, 4 (ii)
Ex 2.2, 5 Important
Ex 2.2, 6
Ex 2.2, 7 Important You are here
Ex 2.2, 8 (a)
Ex 2.2, 8 (b) Important
Transcript
Ex 2.2, 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
