A boy rides his bicycle at the speed of 30 km per hour for first half an hour and then at the speed of 20 km per hour for the next half an hour his average speed is
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(30 + 20)/2
50/2.. 25
25km/hr is the Average speed of bicycle
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50/2.. 25
25km/hr is the Average speed of bicycle
Hope it helps you and pls mark as brainliest and plz follow me
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