Assume you can lease an item you need for a project for GH650/day. To purchase the item, the cost is GH21,000 plus a daily operational cost of GH 300/day. a. How long will it take for the purchase cost to be the same as the lease cost? (3 Marks) b. Critically discuss the appropriate make or buy decisions to be made in case the item will be used for; i. At most 40 days ii. More than 40 days but not exceeding 55 days iii. At least 62 days