Jamal is a real estate agent who earns a 4.5% commission on her sales. If she sells a home worth $250,000, what is her commission? A) $10,450
B) $11,250
C) $12,150
D) $12,850

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Calculate the annual effective interest rate of a 12 % nominal annual interest rate compound monthly