jhonny went to his uncle house at 15 km/hr. he came back at 20 km/hr what is the average speed of entire trip
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Answer:
Step-by-step explanation:
Average speed = 20 + 15/2
Average speed = 35/2= 17.5 km/h
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Answered by
0
Answer:
17.5 km/h
Step-by-step explanation:
the formula of Average is sum of all observations divide by no. of observation
= 15+20÷2
=17.5
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