Quiz about See my Prob-Ability!

Question 1

Bobby is asked to choose a day from a week. What is the probability of choosing a day which starts with S?

Accepted Answer

$$\frac{2}{7}$$

Answer

$$\frac{1}{7}$$

Answer

$$\frac{3}{7}$$

Answer

$$\frac{4}{7}$$

Question 2

Choosing a month from a year, what is the probability of selecting a month with 31 days?

Accepted Answer

$$\frac{7}{12}$$

Answer

$$\frac{1}{4}$$

Answer

$$\frac{5}{12}$$

Answer

$$\frac{1}{2}$$

Question 3

If a letter is chosen at random from the word PERSEVERANCE, what is the probability that the letter chosen is E?

Accepted Answer

$$\frac{1}{3}$$

Answer

$$\frac{5}{12}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{7}{12}$$

Question 4

If one letter is chosen at random from the word TRUSTWORTHY, what is the probability that the letter chosen is a consonant?

Accepted Answer

$$\frac{9}{11}$$

Answer

$$\frac{5}{11}$$

Answer

$$\frac{7}{11}$$

Answer

$$\frac{10}{11}$$

Question 5

The sides of a cube are numbered 11 to 16. If Khemerlyn rolled the cube once, what is the probability of rolling a composite number?

Accepted Answer

$$\frac{1}{3}$$

Answer

$$\frac{1}{6}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{2}{3}$$

Question 6

A box contains 7 red balls, 5 orange balls, 4 yellow balls, 6 green balls, and 3 blue balls. What is the probability of drawing out an orange ball?

Accepted Answer

$$\frac{1}{5}$$

Answer

$$\frac{7}{25}$$

Answer

$$\frac{4}{25}$$

Answer

$$\frac{6}{25}$$

Question 7

Of the 28 students in a Grade 8 class, 13 are boys. If a student is selected at random for a field trip, what is the probability of selecting a girl?

Accepted Answer

$$\frac{15}{28}$$

Answer

$$\frac{13}{28}$$

Answer

$$\frac{5}{28}$$

Answer

$$\frac{8}{28}$$

Question 8

Two fair coins are tossed simultaneously. What is the probability of showing a tail(T) followed by a head (H)?

Accepted Answer

$$\frac{1}{4}$$

Answer

Answer

$$\frac{3}{4}$$

Answer

$$\frac{1}{2}$$

Question 9

A spinner is divided equally and numbered as follows: 1,1,2,3,3,4,1,1,2,4,1,2,3,4,1,2. What is the probability that the pointer will stop at an even prime?

Accepted Answer

$$\frac{1}{4}$$

Answer

$$\frac{3}{16}$$

Answer

$$\frac{3}{8}$$

Answer

$$\frac{5}{16}$$

Question 10

What is the probability of getting an 8 from a deck of 52 cards?

Accepted Answer

$$\frac{1}{13}$$

Answer

$$\frac{1}{26}$$

Answer

$$\frac{3}{26}$$

Answer

$$\frac{2}{13}$$

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