Starting Oct. 1, Seward Wellness Center members will be asked to pay 7.5% sales tax on top of their monthly or annual memberships. The city has not overlooked the state-required sales tax on center memberships, but when opening rates were set last year, those taxes were rolled into the total charge, making tidy whole-dollar numbers for people to pay. Seward Wellness Center Director Joel Brase was before the Seward City Council Sept. 15 proposing…