Question

when the average speed of a car is
increased by 10 km/hr it takes 36 minutes.
less to travel a certain distance whereas
when the average speed of the car is
decreased by 15 km/hr. it takes
Ihr 12 minute more to travel the same
distance. Find the average speed and distance
travelled by the car ?.​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

distance=speed×time

=10×60/36

=100/6=15.67km

distance =speed ×time=15×60/12=75km

average distance=75-16=59km/hr

average speed =15-10=5km/hr