﻿ Probability Worksheets - Page 12 | Problems & Solutions
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# Probability Worksheets - Page 12

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)

#### Solution:

The correction factor for p(xa) is given by 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. $\frac{4}{25}$