Jamaal is planning to invest up to $19000 in City Bank or State Bank. He wants to invest at least $1000 in City Bank, but not more than $7000; since State Bank does not insure more than $16000, he wants to invest no more than this amount in State Bank. The interest at City Bank is 3%, and the interest at State Bank is 4%. How much should he invest in each bank to earn the most interest? What is the maximum amount of interest that Jamaal can earn? He should invest $ in City Bank and $ in State Bank. The maximum amount of interest that Jamaal can earn is $.

About 1/3 of Samuel’s paycheck goes to housing, 1/6 goes to utility bills, 1/8 goes for his car, and 1/5 goes for food. How much of his paycheck is left for entertainment?

You have a total of $10,000 to invest in two simple interest accounts. On one account the simple interest rate is 3.5%. On the second account the annual simple interest rate is 7.5%. If you earn $520 per year from these two investments, how much have you invested in each account?

Mila invested $6,700 and put it in two accounts. She put some in a money market account that earned 1 1/2 % simple interest and she put the rest in a certificate of deposit (CD) that earned 2 3/4% simpleinterest. At the end of the first year she earned a total of $149.25 in interest. How much did she depositin each account?