Question

a cyclist travels at a speed of 10km /h for 3 hrs. and then at a speed of 15km /h for 2hrs. find its average speed​

Answer 1

Answer:

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Step-by-step explanation:

Avg. speed = Total Distance ÷ Total Time

Total distance = (10km x 3) + (15km x 2)

= 60km

Total time = 3 + 2 = 5hrs

Avg. Speed = 60 ÷ 5 = 12kmph

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