Free Printable FST - 6.1- 6.3 Probability

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FST - 6.1- 6.3 Probability

Total questions: 20

Worksheet time: 5hrs 0mins

Name

Class

Date

Slips of paper marked with the numbers 1, 2, 3, 4, and 5 are placed in a box. After mixing, two slips are drawn. How many possible outcomes are there?

An unprepared student takes a 3-question true/false quiz in which he guesses the answers to all 3 questions. What is the probability he gets all 3 correct?

1/2

1/3

1/6

1/8

You give the answer to a probability problem as 6/5. The teacher marks it wrong. Why?

It should have been 5/6.

Its not written as a percent.

Its more than 1.

Its not written as a decimal.

Which of these cannot be considered a probability of an outcome?

1/3

-1/5

0.80

112%

A piggy bank contains 4 quarters, 18 dimes, 10 nickels, and 8 pennies. A coin is chosen at random, not replaced, then another is chosen. Find each probability.

P (penny, then dime).

1/8

9/100

6/65

17/195

A piggy bank contains 4 quarters, 18 dimes, 10 nickels, and 8 pennies. A coin is chosen at random, not replaced, then another is chosen. Find each probability.

P quarter, then nickel).

1/39

1/20

10/39

9/195

A standard die is rolled twice. Find each probability.

P (odd both times)

1/2

1/4

2/3

1/9

A jar contains 8 green, 4 blue, 10 red, and 2 yellow Skittles. A Skittle is randomly drawn, REPLACED, then another is drawn. Find each probability.

P(both blue)

1/18

1/12

1/36

1/24

You choose a King from a deck of cards and get heads in a coin toss. Is an example of __________ event?

Independent

Depenedent

10.

What is the probability of rolling a 4 on a fair number cube and getting “tails” when tossing a coin?

1/7

1/12

5/8

1/2

11.

Jamie has 3 raffle tickets. One hundred tickets were sold. Her name was not drawn for the first prize. What is the probability that her name will be drawn for the second prize?

1/3

1/33

3/100

2/99

12.

A fruit basket contains
9 apples, 3 bananas, 7 oranges, 5 pears, and 1 grapefruit. Kyle randomly chooses a fruit, does not replace it, then chooses another. What is the probably that he chose two pears?

9/49

4/125

1/10

1/30

13.

In a deck of 52 playing cards, what is the probability of getting a 5 of Hearts or 5 of Diamond?

$\frac{2}{13}$

$\frac{1}{4}$

$\frac{1}{26}$

14.

From a well shuffled deck of cards, what is the probability that a card is drawn with number less than 8? (Hint: Ace cards are not number cards or face cards.)

$\frac{5}{13}$

$\frac{8}{13}$

$\frac{4}{13}$

$\frac{6}{13}$

15.

An ice cream parlor has 6 different flavors. They have 4 toppings and 2 types of cones. How many possible ice cream combinations are there?

16.

A basket contains 5 purple pencils and 9 brown pencils. If two pencils are picked at random one after the other without replacement, then what is the probability that both the pencils are purple?

9/182

5/182

2/91

10/91

17.

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”?

2/7

5/49

5/7

10/49

18.

A library organizes their books by a code made up of 3 letters followed by 3 digits from 0-9. No letters are used more than once in the same code. How many different codes are possible?

10000056

1560000

1757600

17576

19.

What is the probability of drawing a 6 from a standard deck of cards, not replacing it and then drawing an ace?

0.6%

0.7%

6.1%

20.

What is the probability of drawing an ace from a standard deck of cards, not replacing it, and then selecting a red card?

7.8%

8.2%

3.7%

6.3%

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FST - 6.1- 6.3 Probability

Total questions: 20

Worksheet time: 5hrs 0mins

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