8. Of the 30 students in Bob's exercise class, 80% drive to class. The rest walk or ride
bicycles. How many of the students do not
drive to the class?
(2) 8
(3) 12
(4) 15
(5) 20

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer

Elm street is straight. willard's house is at point h between the school at point s and the mall at point m. if sh = 3 miles and hm = 4.5 miles, what is the value of sm in miles?