Problema Solution
Kiran drove from Tortula to Cactus, a distance of 250 mi. She increased her speed by 10 mi/hr for the 360 mi trip from Cactus to Dry Junction. If the total trip took 11 hr, what was her speed from Tortula to Cactus?
Answer provided by our tutors
250/x + 360/(x+10) = 11
solving this we will get x=50 mph
so, her speed from Tortula to Cactus is 50mph