Question

a person moves from Cuttack to Puri with the speed of 70 kilometre per hour and returns back with a speed of 30 kilometre per hour then calculate his average speed will be 60 km per hour ​

Answer 1

Answer:

50kmph

Explanation:

(70kmph+30kmph)÷2

70kmph+30kmph)÷2=100kmph÷2

70kmph+30kmph)÷2=100kmph÷2=50kmph