9. A bus takes 3 hours to cover a distance of 225 km. There is another bus whose speed is
15 km/h more than that of first bus. How long will it take to cover the same distance ?
SOLVE THIS PROBLEM WITH STEPS
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9. A bus takes 3 hours to cover a distance of 225 km. There is another bus whose speed is
15 km/h more than that of first bus. How long will it take to cover the same distance ?
SOLVE THIS PROBLEM WITH STEPS
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Step-by-step explanation:
Speed of bus = D / T
= 225 / 3 = 75 km/h
Speed of another bus = 75 + 15 = 90 km/h
Total time consumed by second bus to cover 90 km is one hour.
So.. time taken by second bus to cover 225km
= 225 / 90 × 1
= 2.5 hr