Probability 1
A classroom is arranged with 8 seats in the front row, 10 seats in the middle row, and 12 seats in the back row. The teacher randomly assigns seats to students as they enter the classroom. What is the probability that the first student who enters the classroom will be assigned a seat in the front row?
4/15
Gabriel has these cans of soup in his kitchen cabinet. 2 cans of tomato soup 3 cans of chicken soup 2 cans of cheese soup 2 cans of potato soup 1 can of beef soup Gabriel will randomly choose one can of soup. Then he will put it back and randomly choose another can of soup. What is the probability that he will choose a can of tomato soup and then a can of cheese soup?
1/25
A bag contains: 5 red marbles 6 blue marbles 3 green marbles 4 black marbles 2 yellow marbles A marble will be drawn from the bag and replaced 100 times. What is a reasonable prediction for the number of times a green or black marble will be drawn?
35
The spinner shown is divided into congruent sections that are labeled from 1 through 7. If the spinner is spun one time, what is the probability of the arrow not landing on a section labeled with an odd number?
3/7
Leticia has two bouquets of flowers. Each bouquet contains 13 daisies
Bouquet S contains 30 flowers. Bouquet T contains 13 flowers.
Which statement is true?
A The probability of randomly selecting a daisy from Bouquet S is less than the probability of randomly selecting a daisy from Bouquet T.
B The probability of randomly selecting a daisy from Bouquet S is 1.
C The probability of randomly selecting a daisy from Bouquet S is equal to the probability of randomly selecting a daisy from Bouquet T.
D The probability of randomly selecting a daisy from Bouquet S is .
The table shows the numbers of different types of pies sold at a bakery during one day. Pies Sold Type of Pie Number Sold Apple 5 Pecan 3 Lemon 4 Chocolate 8 Based on the results in the table, which statement about the pies sold at this bakery during one week is NOT true?
A It is two times as likely for a chocolate pie to be sold as for a lemon pie to be sold.
B It is equally likely for an apple or pecan pie to be sold as for a chocolate pie to be sold.
C It is more likely for an apple or lemon pie to be sold than for a pecan or chocolate pie to be sold.
D It is less likely for a pecan pie to be sold than for a lemon pie to be sold.
Rachel is setting up tables for a party. Four of the tables are covered with red tablecloths, and eight of the tables are covered with white tablecloths. Guests will be randomly seated at the tables when they arrive. Each table can seat 8 guests. What is the probability that the first guest to arrive will be seated at a table with a red tablecloth?
1/3
A number cube with faces labeled from 1 to 6 was rolled 20 times. Each time the number cube was rolled, the number showing on the top face was recorded. The table shows the results.
1 = 0 2 = 3 3= 3 4 = 6 5 = 3 6 = 5
Based on these results, what is the experimental probability that the next time the number cube is rolled it will land with a 5 or 6 showing on the top face?
2/5
Vincent flipped three coins during a probability experiment. The outcomes of the first 40 trials are shown in the table. Probability Experiment Faces Showing on Flipped Coins Number of Outcomes 3 tails 4 1 head, 2 tails 13 2 heads, 1 tail 16 3 heads 7 Based on the information in the table, in how many of the next 120 trials will the outcome be exactly two of the coins showing heads?
48
A bag contains flavored lollipops. A lollipop will be randomly selected from the bag. 17 lollipops are grape flavored 8 lollipops are cherry flavored 14 lollipops are watermelon flavored 16 lollipops are strawberry flavored What is the probability in decimal form that the selected lollipop will be either cherry flavored or watermelon flavored?
0.4
A study of a population of 1,200 frogs revealed that 12 out of every 180 frogs in the population have spots on their back. Based on the results of this study, how many frogs in the population do NOT have spots on their back?
1,120
The spinner shown has eight congruent sections. The spinner is spun 120 times. What is a reasonable prediction for the number of times the spinner will land on an even number?
45
The 200 students in a school band will attend an awards dinner. A random survey of 25 of these students was conducted to determine how many of each meal should be prepared for the dinner. The results of the survey are shown. 12 students want a beef meal. 8 students want a chicken meal. 5 students want a pasta meal. Based on the survey results, which of these is the best prediction of the meals wanted by the 200 students?
A There are 16 students who want a beef meal.
B There are 52 students who want either a chicken meal or a pasta meal.
C There are 32 more students who want a beef meal than want a chicken meal.
D There are 24 more students who want a pasta meal than want a chicken meal
Who holds the most points scored in NBA history right now?
A) LeBron James
B) Kareem Abdul-Jabbar
C) Michael Jordan
D) Larry Bird
Kareem Abdul-Jabbar
The manager of a movie theater randomly surveyed 50 people who entered the movie theater on Friday. The manager asked about the type of movie each person preferred. The results of the survey are shown in the table
12 Horror
15 Comedy
17 Action
6 Drama
Based on the results in the table, which statement about a person who will go to this theater next Friday is true?
A The person is three times as likely to prefer comedy as horror.
B The person is twice as likely to prefer drama as horror.
C The person is less likely to prefer horror or drama than action.
D The person is more likely to prefer horror or comedy than action or drama.