Adam and Harry are travelling from city X to city Y in their respective cars. Adam reaches city Y in 3 hours whereas Harry reaches 45 minutes after Adam. If the speed of Harry’s car is less than Adam’s car by 12 km/hr, find the speed of Adam’s car.
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11
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Answer:
60
Step-by-step explanation:
If the speed of Adam's car is x
km/hr, then the speed of Harry's car will be (x−12)
km/hr.
The distance travelled by both Adam and Harry is the same.
Adam travels 3x
kilometers, and Harry travels (3+45/60)(x−12)
kilometers.
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