I need help solving this!!

You put $2000 in an account with a simple interest rate of 1.5%. how long does it take for the account to earn $60?

Dropping less than two inches per mile after emerging from the mountains, a river drains into the ocean. one day's discharge at its mouth, 5.6 trillion gallons, could supply all of country a's households for seven months. based on this statement, determine how much water an average household uses each month. assume that there are 100 million households in country a. country a uses approximately nothing gallons per household per month.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.