asked 85.6k views
1 vote
The spinner is divided into equal parts. Use a tree diagram to find the probability that the spinner will land on a vowel both times, if the spinner is spun twice.

A.
(4)/(9) B.
(2)/(3) C.
(7)/(9) D.
(1)/(3)

The spinner is divided into equal parts. Use a tree diagram to find the probability-example-1

2 Answers

6 votes
Well, for anyone else looking at this problem... The answer is A!
answered
User Phebe
by
8.1k points
4 votes

Answer:

Answer is


(4)/(9)

Explanation:

Given is a spinner which is divided into equal parts of three.

One part has E, next part has U and third part has N.

Vowels are E, U comprising 2/3 of the area of the circle.

Tree diagram would be

I spin .... prob 2/3 ...landing on vowel .... ii spin ... prob 2/3 ... landing on a vowel

Hence required probability = product of two probabilities

=
((2)/(3) )((2)/(3) )\\=(4)/(9)

answered
User Dan Hixon
by
8.4k points
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