If you are earning 2.4 million dollars every two years and your friend is earning close to the same amount you are but every three year's what would be the equation you would make to solve for his total in one more year.

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon