Question

LaShea would like to invest her $100 in birthday money. Which option will give her the most money at the end of the investment period?
1 year at 8 percent
1.5 years at 7 percent
2 years at 6.5 percent
3 years at 4 percent

Answer 1

old question, answering to close

A = P(1 + r)^t
where P is the principal (100), r is the interest rate as a decimal, t is time

for each answer choice, plug in P, r, t, evaluate which answer choice is highest.