SOLUTION: suppose it took you 2hrs. and 20mins. to hike to the top of the mountain and only 1hr. and 45mins. to hike back down,how much time did you spend hiking in all?

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: suppose it took you 2hrs. and 20mins. to hike to the top of the mountain and only 1hr. and 45mins. to hike back down,how much time did you spend hiking in all?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 605370: suppose it took you 2hrs. and 20mins. to hike to the top of the mountain and only 1hr. and 45mins. to hike back down,how much time did you spend hiking in all?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Add up the times:

2 hrs 20 min
+ 1 hr 45 min
----------------
3 hrs 65 min

But 65 min = 1 hr 5 min, so we carry that extra hour over and add it to the 3 hrs already there.

This means that the answer is 4 hrs 5 min