Question

A car travels with the uniform speed of 30km/hr for 30 minutes and at 60km/h for next 30 minutes calculate the average speed
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Answer 1

Answer:

Explanation:

Add the two times that we have found out:

⇒T=45+30.

The time taken is:

⇒T=75min.

Answer 2

Answer:

45

Explanation:

$v = \frac{(v1 \times t1) + (v2 \times t2)}{t1 + t2}$