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SOL 7.9

Total questions: 16

Worksheet time: 48mins

Name
Class
Date
1.

1) Marleen has two sets of cards of identical size and shape with the colors given.

Set A has 5 green cards and 2 yellow cards

Set B has 4 blue cards and 1 red card

Marleen will randomly select one card from each set. What is the probability she will select a yellow card and a blue card?

a)
b)
c)
d)
2.

3) Matthew will randomly select 1 piece of fruit and 1 bag of chips to put in his school lunch bag. The table shows the choices he has for the fruit and chips. What is the probability that Matthew will select an apple and a bag of barbecue chips?

a)
b)
c)
d)
3.

4) A city survey found that 86% of the city's population voted during the last presidential election. If a resident is randomly selected from that city, what is the probability that this person did NOT vote?

Express in simplest form.

a)
b)
c)
d)
4.

5) A survey was taken by a class of 7th graders at Montross Middle School of where they wanted to go on a field trip. The information was recorded in the table. One of the students was selected at random from the survey. What is the theoretical probability that student chose Kings Dominion as their choice for the field trip?

a)
b)
c)
d)
5.

7) Mary has a bag of bubble gum that contains 30 pieces of original flavor and 25 pieces of watermelon flavor. What is the probability the next piece of gum she randomly chooses will be watermelon flavor?

a)
b)
c)
d)
6.

8) During a game, Samantha tossed a fair coin 10 times. The coin landed heads up 6 times. What is the experimental probability of the coin landing heads up for the game that Samantha played?

a)
b)
c)
d)
7.

9) A bag has 15 white marbles and 12 blue marbles. Allison will randomly select 1 marble from this bag. What is the probability that she will select a blue marble?

a)
b)
c)
d)
8.

10) Mac places a $1 bill, $5 bill, $10 bill, and a $20 bill in a bag. Mac picks one bill from the bag at a time and replaces it. He repeats this process 100 times and records the results in the table.

a)

$1

b)

$5

c)

$10

d)

$20

9.

11) The rosebushes in Pattie's Plant Store have the following colors:

20% have yellow blooms

50% have red blooms

30% have pink blooms

If you selected a rosebush at random today, what is the probability it will produce yellow blooms?

a)
b)
c)
d)
10.

12) Beth will reach into the bag and randomly choose 1 balloon. What is the probability she will choose a green balloon?

a)
b)
c)
d)
11.

13) Mike attempted 84 free throws. Of those attempted, 63 went in the basket. At this rate, what is the probability his next attempt will go in the basket?

a)
b)
c)
d)
12.

14) Mark has a basket of 40 yellow tennis balls and 35 white tennis balls. If he randomly selects a tennis ball from the basket, what is the probability Mark will choose a yellow tennis ball?

a)
b)
c)
d)
13.

15) The six faces of a fair number cube are numbered 1 through 6. If the number cube is rolled 300 times, what is the theoretical probability of the number of times a 5 will land face-up?

a)

50 times

b)

100 times

c)

200 times

d)

250 times

14.

16) A fair number cube has faces labeled 1, 2, 3, 4, 5, and 6. Wesley rolled this number cube 30 times. this table shows his results. Wesley compared the theoretical and experimental probabilities. Which statement correctly compares the theoretical and experimental probabilities that the number landing face-up is a multiple of 3?

a)
b)
c)
d)
15.

17) Keith recorded the outcomes he got when he flipped a fair coin 30 times. If he flips the same coin 300 more times, then he should expect that for these 300 flips -

a)

less than 60 flips will land tails up

b)

close to 150 flips will land heads up

c)

between 250 and 300 flips will land tails up

d)

more than 250 flips will land heads up

16.

19) Maria was given a spinner with 4 equal sections. Each section represents a different color. She spins the spinner 160 times and records her results in the table. Which of the following is a true statement?

a)

The experimental probability of landing on Green is more than the theoretical probability of landing on Yellow.

b)

The theoretical probability of landing on Blue is less than the experimental probability of landing on Green.

c)

The theoretical probability of landing on Yellow is more than the experimental probability of landing on Green.

d)

The experimental probability of landing on Red is less than the theoretical probability of landing on Blue.