just need help with #30

29. Savings Account Ms. Jones deposited $100 at the end of each month for 10 years into a savings account paying 2.1% inter- est compounded monthly. However, she deposited an addi- tional $1000 at the end of the seventh year. How much money was in the account at the end of the 10th year? 30. Savings Account Redo Exercise 29 for the situation in which Ms. Jones withdrew S1000 at the end of the seventh year instead of depositing it