In 2004 during the summer Olympics, Marie-Helene Permont of Quebec won the silver medal in womens mountain bike race. She completed the 31.3 km course in 1 hour 57 minutes 50 seconds.
Determine Premont's average speeding kilometers per hour.
2007-06-07 08:56:27 · 3 answers · asked by Anonymous in Education & Reference ➔ Homework Help
In 2004 during the summer Olympics, Marie-Helene Permont of Quebec won the silver medal in womens mountain bike race. She completed the 31.3 km course in 1 hour 57 minutes 50 seconds.
Determine Premont's average speeding kilometers per hour.
show your work
2007-06-07 10:04:22 · update #1
show your work
2007-06-07 10:04:40 · update #2
Extra: (do after you answered first question)
At this rate how long would she take to complete a course of 45 km. Express your answer in hours, minutes and seconds
2007-06-07 12:30:12 · update #3
50 sec = 0.01389 of an hour
57 min = 0.95 hours
distance = rate * time
rate = distance/time
Avg rate = 31.3/1.9634
Avg = 15.94 kmh
.
2007-06-07 09:02:37 · answer #1 · answered by Robert L 7 · 1⤊ 0⤋
exactly 15.94, rounded off, 16 kilometers per hour. Why don't you get out a calculator?
2007-06-07 16:05:06 · answer #2 · answered by Star Gazer 88 3 · 0⤊ 1⤋
idk, 1.8 kmph
nvm, its not that sorry
2007-06-07 16:01:07 · answer #3 · answered by Mahøgany 4 · 0⤊ 1⤋