Asked by Annadona

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)
Answered by bobpursley
a. avg speed= distance/time=6.25km/(25/60)

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

Answered by Islam .q
6.25\ 25=15
Answered by meow
math is bad
Answered by bignig123
6.25 km x 2.4 = 15 km
25 mins x 2.4 = 1 hour
so her average speed is 15km per hour
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