Finding area

a.) Determine the area of the trapezoid shown by finding the area of the three parts indicated and finding the sum of the three areas. 10 in ____________ / . . . sqrt 45 in / . . . /__ .___________.___. [5 in] [ 21 in ] (the square has all 90 degree angles, and the trapizod is equally proportioned on both sides) b.) Determine the area of the tapezoid C.) compare you answers from parts a) and b), are they the same? why or why no?

medical insureance word problem

On the medical insurance policy (such as BCBS), the policy holder may need to make co-payments for percriptions drugs, office visits, and proceduares until total of all co-payments reaches a specific amount. Suppose on the Gattelaro's medical policy that the co-paymebt for the percription drug is 50% of the cost; the co-payment for the office visit is $10; and the co-payment for all medical tests, x-rays, and other procedures is 20% of the cost. After the family's co-payment totals $500 in a calander year all medical and percription bills are paid in full by the inurance company. The Gattelaros had the following medical expenses from january 1 though april 30. Date reas... click for more

Odds

Find the odds in favor of a card drawn from an ordinary deck being the following. A red face card or a queen.

Probabilities

Problem #1 Find the probabilities of getting the following sums when two fair dice are rolled. No more than 5. Problem #2 A basket contains 4 black, 2 blue, and 5 green balls. A sample of 3 balls is drawn. Find the probabilities that the sample contains the following. 2 black balls and 1 green ball. Problem #3 In 1992, the Big 10 dollegiate sports conference moved to have women compose at least 40% of its athletes within 5 years. Suppose they exactly achieve the 40% figure, and that 5 athletes are picked at random from Big 10 universities. The number of women is recorded. (a) give a probability distribution. (b) find the expected value.

Probability

Six students will decide which of them are on a committee by flipping a coin. Each student flips the coin, and is on the committee if he or she gets a head. What is the probability that someone is on the committee, but not all 6 students?