Question

question 23, 7.4.2 part 1 of 2 draw a tree diagram for choosing a vowel (a, e, i, o, u) and then a number (1 or 2). use the diagram to find the number of possible outcomes.

Explanation:

Step1: Identify number of vowels

There are 5 vowels (a, e, i, o, u).

Step2: Identify number of numbers

There are 2 numbers (1, 2).

Step3: Use counting principle

The total number of possible outcomes is the product of the number of ways to choose a vowel and the number of ways to choose a number. So, $5\times2 = 10$.

Answer:

10