Lisa invested $5200 in a savings account with a yearly interest rate of 6% for 9 years. how much simple interest did she earn?

a 281
b 330
c 3300
d 2808

Sarah borrowed $16,500 on may 23 with interest due on september 3. if the interest rate is 9%, find the interest on the loan using exact interest and ordinary interest.

Plastic and steel are substitutes in the production of body panels for certain automobiles. if the price of plastic increases, with other things remaining the same, we would expect: a) the demand curve for plastic to shift to the left. b) the price of steel to fall. c) the demand curve for steel to shift to the left d) nothing to happen to steel because it is only a substitute for plastic. e) the demand curve for steel to shift to the right

What is the minimum educational requirement for a pediatric psychopharmacologist? a. md b. phd c. bachelors in medicine d. masters in medicine e. psyd