Question

find average speed of a car which covers
10 km in 10 min and next
20 km in 10 min​

Answer 1

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Given, First distance take (D1) =10km || Second Distance(D2) = 10 km ||

time taken to cover D1=10km ;; ||

time taken to cover D2=10km// AVERAGE SPEED =total Distance/Time taken.

Convert them into same units 10+10/20+30=20/50= 10/25 =2/5km.min