Sarah has 36 crayons she can pack them in boxes of 10 crayons or as single crayons what are all the ways sara can pack the crayons?

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)?

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?