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A car travels 40 km in …

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A car travels 40 km in 30 minutes and the next 40 km in 40 minutes. calculate the average speed of the entire journey

Posted by Avika Singh K 1 year, 4 months ago

CBSE > Class 09 > Science

4 answers

Ambika Sharma 1 year, 4 months ago

Average speed = total distance/ total time = 40+40/30+40 = 80/70 =8/7 = 1.14km/h

Ambika Sharma 1 year, 4 months ago

8/7

Aviral Bisht 1 year, 4 months ago

1.14 km/h

Roshan Gupta 1 year, 4 months ago

Approx 1.1 km / h

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