a. SportZ Ltd. has offered a series of discounts to their retail outlets. The basic wholesale discount is 30% off the suggested retail price. If the retailer purchases more than $5000 from Sportz, a further 20% discount is applied. As an introductory offer on the new mask, if two masks are ordered, a further 5% discount is given for the total order. Lethbridge Sports has placed an order for $9800, at the suggested retail price. How much will Lethbridge Sports have to pay for the order? b. SportZ has received an invoice from one of its suppliers, dated April 2, for $30 120, terms 2/10. All or part of the amount owing will be paid on April 10. i. How much would have to be paid to fully pay the invoice? ii. How much would have to be paid to reduce the debt by $20 000