A company plans to buy plane tickets for an outing for 500 of its staff. Please help with the calculations for this group of companies. A travel agency A offers a ticket price of IDR 1,750,000 / ticket with a promotion as following: Every purchase of 9 tickets, 1 free ticket plus a discount voucher that can be used for the next purchase of IDR 1,000. 000, - which relates to a minimum transaction per bill of IDR 12,000,000, -and above. Please calculate if buying from travel agency A: 1. How much is the total rupiah of money to be spent for the 500 people with maximize the promotional package above? 2. How much will the net price per 1 ticket fall after deducting the above promotional packages? 3. How much rupiah the discount can be enjoyed per 1 ticket? 4. There is a travel agency B offering a promotional package in the form of a ticket price of IDR 1,650,000 with a discount of 15% per 1 ticket, whichever is chosen, travel agency A or B?