I need the answer very fast , please help , I only have 30 minutes

QUESTION 14 Shaikha is investing 474 today and will continue to do so at the beginning of each year for the next 9 years for a total of 10 payments in the investment will earn her 8% how much will she have at the end of the period? QUESTION 15 Claculate Delta Airlines' Cash Conversion Cycle based on the following information: Sales 297,087 COGS 156,473 Accounts Receivable 37.813 Inventory 4,247 Accounts Payable 46,931