1: A large basket of fruit contains 3 oranges, 2 apples and 5 bananas. If a piece of fruit is chosen at random, what is the probability of getting an orange or a banana?
4/5
1/3
3/4
2: The mean price of 5 items is $7.00. The prices of the first four items are $6.50, $8.00, $5.50 and $6.00. How much does the fifth item cost?
$7.00
$8.00
$9.00
3: The grade point averages of 10 students are listed below. Find the median grade point average. 3.15, 3.62, 2.54, 2.81, 3.97, 1.85, 1.93, 2.63, 2.50, 2.80
2.715
2.75
2.725
4: Two dice are rolled. What is the probability of getting a sum of 2?
1/2
1/36
1/3
5: The range of a set of numbers is 729. The greatest number is 1,563. What is the least number?
Answer 1
not enough information
834
6: There a class of 30 students, with 17 girls and 13 boys. Five are A students, and three of these students are girls. If a student is chosen at random, what is the probability of choosing a girl or an A student?
11/15
19/30
17/180
7: You are at a carnival. One of the carnival games asks you to pick a door and then pick a curtain behind the door. There are 3 doors and 4 curtains behind each door. How many choices are possible for the player?
12
7
24
8: In a shipment of 100 cartons of eggs, 6 cartons are broken. If a person buys two cartons from that shipment, what is the probability that both are broken?
3/50
2/100
1/330
9: When you find the probability of tossing a fair die and getting an odd number, you are using this type of probability:
theoretical
empirical
either theoretical or empirical
10: There are two identical bottles. One bottle contains 2 yellow balls and 1 green ball. The other contains 2 green balls. A bottle is selected at random and a single ball is drawn. What is the probability that the ball is green?
1/3
2/3
1/6
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