You invest $1500 dollars at an interest rate of 2.3% how much amount will it be after 5 years? Annually? Continuously?

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?

Can someone show me step by step how to do this?