harpazo
Full Member
- Joined
- Jan 31, 2013
- Messages
- 891
A bus traveling at an average rate of 50 kilometers per hour made the trip to town in 6 hours. If it had traveled at 45 kilometers per hour, how many more minutes would it have taken to make the trip?
Solution
Let 6 hours = 360 minutes.
Let m = number of minutes
I think a proportion can be used to solve for m.
50/45 = 360/m
A. Is this the correct proportion set up?
B. How can I use the formula D = rt to find the number of minutes?
Note: D = distance, r = rate, t = time (in minutes)
Solution
Let 6 hours = 360 minutes.
Let m = number of minutes
I think a proportion can be used to solve for m.
50/45 = 360/m
A. Is this the correct proportion set up?
B. How can I use the formula D = rt to find the number of minutes?
Note: D = distance, r = rate, t = time (in minutes)