Vowel and Consonant Probability

The video tutorial explains how to calculate probabilities using a phrase 'mathletes rule the world'. It covers counting the total number of letters, determining the probability of selecting the letter 'E', and calculating the probabilities of selecting consonants and vowels. The tutorial also demonstrates how to express probabilities as fractions, decimals, and percentages.

What is the total number of letters in the phrase 'mathletes rule the world'?

• 18

• 21

• 24

• 27

How many 'e's are present in the phrase 'mathletes rule the world'?

• 4

• 5

• 3

• 2

What is the probability of selecting an 'e' from the phrase?

• 3/21

• 4/21

• 1/5

• 1/4

Which of the following is a vowel?

• c

• g

• b

• e

How many vowels are there in the phrase 'mathletes rule the world'?

• 5

• 6

• 7

• 8

What is the probability of selecting a consonant from the phrase?

• 2/3

• 3/4

• 1/3

• 1/2

What is the decimal representation of the probability of selecting a consonant?

• 0.75

• 0.6667

• 0.5

• 0.3333

What is the probability of selecting a vowel from the phrase?

• 2/3

• 3/4

• 1/3

• 1/2

What is the percentage representation of the probability of selecting a vowel?

• 25%

• 50%

• 66.67%

• 33.33%

How can the probability of selecting a vowel be derived from the probability of selecting a consonant?

• By dividing the probability of selecting a consonant by 2

• By adding the probability of selecting a consonant to 1

• By subtracting the probability of selecting a consonant from 1

• By multiplying the probability of selecting a consonant by 2