How many words with seven letters are there that start with a vowel and end with an A? Note that the letters can be repeated. They don't have to be real words. Hint: A, E, I, O, U are vowels in English.
Added by Abigail P.
Step 1
There are 5 vowels in English (A, E, I, O, U), so there are 5 choices for the first letter. Show more…
Show all steps
Your feedback will help us improve your experience
Christopher Dzorkpata and 96 other Probability educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Recommended Videos
How many four-letter words beginning and ending with a vowel without any letter repeated can be formed from the word "PERSONNEL" (Answer in number only, no units, no spaces, no commas) Note: Words referred here may or may not necessarily be a word in the dictionary
Sri K.
How many four letter words beginning and ending with a vowel without any letter repeated can be formed from the word "MATHEMATICS"?
Adi S.
Five-letter “words” are formed using the letters A, B, C, D, E, F, G. How many such words are possible for each of the following conditions? (a) No condition is imposed. (b) No letter can be repeated in a word. (c) Each word must begin with the letter A. (d) The letter C must be in the middle. (e) The middle letter must be a vowel.
Counting and Probability
Counting Principles
Recommended Textbooks
Probability with Applications in Engineering, Science, and Technology
Probability and Statistics for Engineers and Scientists
Applied Statistics and Probability for Engineers
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD