Question

91.
A person to ted 2560 km partly by aeroplane,
partly by Ship and rest by car. The time taken by
aeroplan Smp and car are in the ratio 1:4:5 and
the ratio of average speed by all three means is 20:1
:8. If average speed in whole trip is 64 km/hr then
find the speed of ship, time taken by ship and dis-94
tance travelled by ship.​

Answer 1

Answer:

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