1. GYM COSTS Here is the schedule of costs for Gym and Swim memberships at a sports facility. Gym only ($) Swim only (5) Gym and Swim (S) 12 Months (upfront) 596 461 773 l 12 Months (monthly debit) 51 33 66 6 Months (upfront) 330 295 502 Casual (per visit) 12 5 15 For a 12-month 'Gym and Swim' membership, how much more does it cost to pay by monthly debit rather than upfront? Please write you answer in the box below