Question

A car can reach a certain place in 12 hours at a speed of 60 km per hour. By how much should the speed increased so that it completely the journey in 10 hours?

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Answer 1

Answer:

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Answer 2

⠀⠀ıllıllı uoᴉʇnloS ıllıllı

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Given:

• Speed of the car = 60km/hr
• Time taken by the car = 12 hours

Distance to be travelled = (60 x 12) km

➠ 720km

Therefore:

The speed to be increased in 10 hours

➠ 720/10 km/hr

➠ 72 km/hr

➠ (72 - 60) Km/hr

➠ 12 Km/hr

• So, the difference in the speed = 12 km/hr

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