Grampy Wolf has 7 coins in his pocket worth 65 cents How many quarters, dimes, and nickels does he have?

Three coins are flipped. what is the probability that there will be at least two tails?

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.

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)