1.

anetakesshoursruieuesinationto travel a distance of 3 300 km. Another aeroplane travels at ainaeroplanethedesired time?which is 100 km per hour less than the first aeroplane. How long, vil it take to travelsame distance by the second aeroplane?

Answer»

Speed of first aeroplane = 3300/3= 1100 km/hr.Speed of second aeroplane - 1100 - 100= 1000 km/hr.

Time taken by second aeroplane = Distance / Speed= 3300/1000= 3.3 hours.

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