GMAT Prep
Harry started a 6-mile hike with a full 10-cup canteen of water and finished the hike in 2 hours with 1 cup of water remaining in the canteen. If the canteen leaked at the rate of 1 cup per hour and Harry drank 3 cups of water during the last mile, how many cups did he drink per mile during the first 5 miles of the hike?
A. 4/5
B. 5/6
C. 1
D. 6/5
E. 5/4
OA A
Harry started a 6-mile hike with a full 10-cup canteen of water and sinished the hike in 2 hours with 1 cup of water
This topic has expert replies
\(10\) cups at the beginning.AAPL wrote: ↑Wed Aug 11, 2021 7:38 amGMAT Prep
Harry started a 6-mile hike with a full 10-cup canteen of water and finished the hike in 2 hours with 1 cup of water remaining in the canteen. If the canteen leaked at the rate of 1 cup per hour and Harry drank 3 cups of water during the last mile, how many cups did he drink per mile during the first 5 miles of the hike?
A. 4/5
B. 5/6
C. 1
D. 6/5
E. 5/4
OA A
\(1\) cup remaining at the end, so total \(9\) cups of water lost.
\(1\) cup per hour leakage, so in \(2\) hours \(2\) cups of water lost.
Thus, \(9-2 = 7\)
Last mile he drank \(3\) cups, so for first \(5\) miles total water used \(= 7-3 = 4\)
Therefore, per mile \(\dfrac{4}{5}\) A