When renting a car two options listed below are given. you need a car for 3 days how many miles must you travel in order for option 2 to be the better option. option1 daily fee 50$ cost per mile 0.15, option2 daily fee 65$ unlimited miles

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)