A cyclist rides a cycle with a speed of 30m/s for the first half and the next half-length he covers with a speed of 45m/s.Find the average speed of the cyclist.
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Average speed=(30+45)/2=37.5m/s
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(30+45)÷2
= 37.5
everage speed is 37.5m/s
= 37.5
everage speed is 37.5m/s
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