One car completes journey of 600 km in 30 hours and the other car completes the journey of 550 kms in 11 hours. The ratio of their average speed is

Options
- 2:5
- 5:2
- 3:7
- 7:3

CORRECT ANSWER : 2:5

Discussion Board
answer

s1=600/30=20
s2=550/11=50
s1:s2=2:5

kaikasha khan 02-18-2021 06:59 AM

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