Marco invested $100 in a savings account and did not add to it again. Interest is added every month and his balance for several months is shown in the table. Denise bought a car for $15,000 and sees that the rate that the amount owed is decreasing at 3 times the amount that Marco is saving. How much will she have left to pay after 36 months?

A) $0.00
B) $0.02
C) $503.02
D) $510.41

In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.