A car travels 180 km from A to B at 60 kilometers per hour and returns from B to A along the same route at 90 kilometers per hour. The average speed, in kilome

A car travels 180 km from A to B at 60 kilometers per hour and returns from B to A along the same route at 90 kilometers per hour. The average speed, in kilometers per hour, for the round trip is :

A car travels 180 km from A to B at 60 kilometers per hour and returns from B to A along the same route at 90 kilometers per hour. The average speed, in kilometers per hour, for the round trip is : ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

0 1

Best Answer Explained in Below-:

Time taken in travelling from A to B = 180/60 = 3 hour Time taken in travelling from B to A = 180/90 = 2 hour Total time taken = 3 + 2 = 5 hour. Average speed = 2 x 180 / 5 = 72 km/hr

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A den for small animal is called-

A man has 72 green marbles and 108 red marbles. He decides to pack them into packets of the same size, each containing either all red or all green marbles. What is the greatest number of marbles he can put in each packet?

A car travels 180 km from A to B at 60 kilometers per hour and returns from B to A along the same route at 90 kilometers per hour. The average speed, in kilometers per hour, for the round trip is : ?

A den for small animal is called-

A man has 72 green marbles and 108 red marbles. He decides to pack them into packets of the same size, each containing either all red or all green marbles. What is the greatest number of marbles he can put in each packet?

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