A hand consists of 4 cards from a well-shuffled deck of 52 cards. a. Find the total number of possible 4-card poker hands. b. A red flush is a 4-card hand consisting of all red cards. Find the number of possible red flushes. c. Find the probability of being dealt a red flush. a. There are a total of nothing poker hands. b. There are nothing possible red flushes. c. The probability is nothing. (Round to six decimal places as needed.)

Find the given elements if matrix d:

Find the length of the diagonal of the rectangle. round your answer to the nearest tenth. || | | 8 m | | | | 11 m

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.