Help with reaction time please

If your annual gross income is $62,000 and you have one monthly car payment of $335 and a monthly student loan payment of $225, what is the maximum house payment you can afford. consider a standard 28% front-end ratio and a 36% back-end ratio. also, to complete your calculation, the annual property tax will be $3,600 and the annual homeowner's premium will be $360.

Which one is the correct answer, and why?

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?