Math

8. Sylvia is training for a triathlon. she cycles 6.25 km in 25 min.

a) What is her average speed, in kilometres per hour?
b) Solve a proportion to determine how long she would take to cycle 40 km. Us the speed in part A)

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  1. a. avg speed= distance/time=6.25km/(25/60)

    B. 40/SPEEDABOVE= (25/60*TIME)
    TIME=25/(60*40) * SPEEDABOVE

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