Probability Worksheets

**Page 12**

111.

7 guavas and 9 bananas are in a basket. Sam picked a fruit from the basket. Which fruit is most likely to be picked?

a. | guava | ||

b. | both have equal chances of being picked | ||

c. | banana | ||

d. | I don′t know. |

Correct answer : (3)

112.

10 black marbles, and 10 white marbles are placed in a bag. Mary picked a marble from the bag. Which one is most likely to be picked?

a. | white marble | ||

b. | black marble | ||

c. | both have equal chances of being picked | ||

d. | I don′t know. |

Correct answer : (3)

113.

John has 3 black, 3 green, and 3 white shirts in shelf. He pulls out a shirt from the shelf. Which shirt is most likely to be pulled out?

a. | white | ||

b. | black | ||

c. | green | ||

d. | all three have equal chances |

Correct answer : (4)

114.

Mary has 3 black, 4 red, and 2 white skirts in her shelf. She picks a skirt. Which skirt is she most likely to pick?

a. | red | ||

b. | white | ||

c. | black | ||

d. | I don′t know. |

Correct answer : (3)

115.

2 black, 2 green, 1 blue, and 3 white crayons are put inside a bag. Amy picked a crayon from the bag. Which color is she most likely to pick?

a. | white | ||

b. | blue | ||

c. | black | ||

d. | green |

Correct answer : (1)

116.

Which region is the spinner most likely to land on, if spun once?

a. | shaded | ||

b. | any region | ||

c. | unshaded | ||

d. | I don′t know. |

Correct answer : (2)

117.

Which number is the spinner most likely to land on, if spun once?

a. | 7 | ||

b. | 5 | ||

c. | 2 | ||

d. | any of the numbers |

Correct answer : (4)

118.

Which of the following is the correction factor of $p$($x$ ≥ $a$)?

a. | $p$($x$ < $a$ + 0.5) | ||

b. | $p$($x$ > $a$ + 0.5) | ||

c. | $p$($x$ > $a$ - 0.5) | ||

d. | $p$($x$ < $a$ - 0.5) |

Correct answer : (3)

119.

Lydia had 6 green, 5 black, and 3 orange crayons in a box. She picked 2 crayons at random from the box. What is the probability that one crayon is black and the other is green?

a. | $\frac{\mathrm{15}}{\mathrm{91}}$ | ||

b. | $\frac{\mathrm{45}}{\mathrm{91}}$ | ||

c. | $\frac{3}{\mathrm{91}}$ | ||

d. | $\frac{\mathrm{30}}{\mathrm{91}}$ |

Correct answer : (1)

120.

Brad spun the spinner and recorded the results in the table shown. What is the experimental probability of not spinning a 2?

Outcomes | Number of spins |

1 | 5 |

2 | 8 |

3 | 8 |

4 | 12 |

5 | 11 |

6 | 6 |

a. | $\frac{41}{50}$ | ||

b. | $\frac{21}{25}$ | ||

c. | $\frac{6}{25}$ | ||

d. | $\frac{4}{25}$ |

Correct answer : (2)