Q1. Renu travels 400 km partly 4 points
by train and partly by bus. She
takes Chours if she travels
120km by train and the
remaining by bus. If she travels
160km by bus and remaining
by train, she takes 1hour
shorter. The speed of the bus
is '10k' km/hr. Find k.
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Answer:
soory bcuz I am only in w std
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