The Choi family wants to save money to travel the world. They purchase an annuity with a monthly payment of $65 that earns 4.5% interest, compounded monthly. Payments will be made at the end of each month. Find the total value of the annuity in 11 years.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.