Teacher gives five exams during a semester of Statistics 101. Ben wants to get an A in the course so he needs to average a 90 on all five tests. He has an 82, 96, 87 and an 86 on the first four exams. Can Ben get an average of 90 on his final exam to earn an A? If so, what does he need to get on his final exam?​

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Select the number of ways in which a line and a circle can intersect

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.