Nellie is buying bird seed to put in her bird feeders. she uses about 10 pounds of bird seed each week, but has room to store any extra that she purchases. the bird seed comes in 3 different sizes as given below: 3.5 pounds for $2.52 7.5 pounds for $5.40 11 pounds for $7.92 nellie is trying to be a smart shopper and get the best deal on the bird seed. which size bag of bird seed should nellie buy?

Ahomeowner plans to hang wallpaper on one wall of a bedroom that is 10 feet long if a stripe of wallpaper is 20 inches wide and stripes or hung vertically how many stripes on wall paper with the homeowner required

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry