Norbert's nursery is having a sale. flats of flowers are priced as marked, including tax. jake buys 2 flats of petunias, 3 flats of daisies, and 1 flat of begonias. if he pays with a $50 bill, how much change should jane receive?

Me. i can't figure out this question. give an explanation too. .

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders