There are 6 singers in a competition. in how many ways can first, second, and third prizes be awarded?

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?