navin cycles to his school at an average speed of 12 km/hr it takes him 20 minutes to reach the school if he wants to reach his school in 15 minutes what should be he average speed
Answers
Answered by
166
Hey friend here your answer
20 min for 12 km/hr
15 min for x km/hr
20/15×12=x
x=16 km/hr
I hope it's help you
mark brainiest
20 min for 12 km/hr
15 min for x km/hr
20/15×12=x
x=16 km/hr
I hope it's help you
mark brainiest
udayraj22:
Thanks yaar
Answered by
68
Answer:
16 km/h
Step-by-step explanation:
Speed = 12 km/h
Time = 20 min = 20/60 = 1/3 hrs
So distance = Speed *Time = 12 * 1/3 = 12/3 = 4 km
Now new time = 15 min = 15/60 = 1/4 hrs
So, new speed should be 4 / 1/4 = 4*4 = 16 km/h
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