1) which of the following numbers is 90 divisible by? 2, 3, 4, 5, 6, 9, 10
2, 3, 4, 5, 6, 9 and 10 only
1, 2, 3, 6, 9, and 10 only
2, 5, 9, and 10 only
2,3,5, 6, 9, and 10 only

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)?

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

Is a square always, sometimes, or never a parallelogram