A5-digit combination lock with digits 0-9 can be opened only if a correct combination of digits is chosen. find the probability of guessing the correct combination if:

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Which of the following represents the range of the graph of f(x) below

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?