The answer to #7 is $1940.76 The answer to #9 is $382.36 The answer to #10 is 18years, 2months, and 27days

I NEED THE WORK TO SHOW HOW WE GET THESE ANSWERS, NOT ALLOWED TO USE A FINANCIAL CALCULATOR.

THANK YOU

7. An amount of $5000 is deposited into an account which pays 4.2% compounded continuously. After the third month $1200 is withdrawn, and $2000 is withdrawn after seventh month. Find the balance in the account after one year. ($1940.76) 8. A loan of $9000 was received on January 1, 2016. A rate of 7.8% compounded continuously will be charged. Two equal payments made on January 1, 2018 and July 1, 2019 will settle the loan. Determine the size of the payments. 9. $800 is needed in eight months. Two equal deposits will be made into an account which earns 9% compounded continuously with one deposit made now and one in four months. Determine the size of the payments. ($382.36) 10. How long will it take an amount to double if it is deposited into an account which pays 3.8% interest compounded continuously? Use a 360 day year and give the answer to the nearest day. torect compounded