Probability Quiz

A letter of the alphabet is chosen at random, then a coin is flipped. What is the probability of choosing a letter from the word MATH then getting tails?

Answer explanation

$\frac{4}{26}\times\frac{1}{2}=\frac{4}{52}=\frac{1}{13}=0.08$

Which color marble is unlikely to be pulled from the jar?

• Green

• Red

• Blue

Celine spins the spinner one time. Which of the following best describes the chances that the spinner will land on red?

• Impossible

• Unlikely

• Likely

• Certain

Sarah has two spinners.  Spinner A has six equal sections and spinner B has eight equal sections. Sarah will spin the two spinners at the same time.  What is the probability that both spinners will land on a color that is not red?

• 1/6
• 7/6
• 4/7
• 1/3

If you choose from the following M & M colors, what is the probability that you choose blue?

5 green

6 yellow

8 blue

7 brown

• 1/4

• 4/13

• 8/25

• 1/3

The letters that form the word MATHEMATICS are placed in a bowl. What is the probability of choosing a letter that is a vowel?

• 8/121
• 4/11
• 2/11
• 4/121

The spinner is spun 20 times. Predict how many times the spinner should land on blue.

• 0 times

• 5 times

• 10 times

• 20 times

How many total outfit options are represented?

• 12
• 22
• 3

Lucy has the spinner pictured and spins it twice in a row. What is the probability that she lands on blue first and then on yellow or green?

• 1 / 16
• 1 ⁄ 6
• 1 ⁄ 8
• 3 ⁄ 4

You have a bag of 17 marbles.  Four are blue, 6 are green, 2 are red, and the others are yellow.  What is the probability of drawing a green marble, NOT replacing it, and then drawing another green marble?

• 15/136
• 30/289
• Other