SATHEE: Quantitative Aptitude Ques 267

Quantitative Aptitude Ques 267

Question: Two cities A and B are 360 km apart. A car goes from A to B with a speed of 40 km/h and returns to A with a speed of 60 km/h. What is the average speed of the car?

Options:

A) 45 km/h

B) 48 km/h

C) 50 km/h

D) 55 km/h

Show Answer

Answer:

Correct Answer: B

Solution:

Distance between the cities A and B = 360 km

$ \therefore $ Average speed $ =\frac{Totaldistancecovered}{Total,time,taken} $ $ =\frac{360+360}{\frac{360}{40}+\frac{360}{60}}=\frac{720}{9+6} $ $ =\frac{720}{15}=48km/h $

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Quantitative Aptitude Ques 267

Question: Two cities A and B are 360 km apart. A car goes from A to B with a speed of 40 km/h and returns to A with a speed of 60 km/h. What is the average speed of the car?

Options:

Answer:

Solution:

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