Question

Torvald's is deciding whether to drive to work every day or by monthly bus pass with a bus pass he will spend 1.25 each day to get to and from work on top of the monthly fee of $42 however he if he drives he will only have to spend three dollars per day on gas

Answer 1

Bus = 1.25d + 42
Car = 3d
3d = 1.25d + 42 [solving for days]
1.75d = 42
d = 24

under 24 days, Driving will cost less

over 24 days, Bus will cost less.