A pizza parlor puts coupons in 25 percent of its pizza boxes. Answer the questions to find the experimental probability that a customer would need to buy exactly 4 pizzas before finding a coupon.

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer