Suppose a coach puts the names of 20 of his Offensive players in a hat and selects two names. Likewise, he puts the names of his 20 Defensive players in a
different hat and selects one name. How many sets of three captains can he
choose?

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?