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The math test has 10 multiple choice questions each with 4 answer for Betty guesses correctly on the first two questions what is the probability that she will guess correctly on the third question 1. 1/10
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The math test has 10 multiple choice questions each with 4 answer for Betty guesses correctly on the first two questions what is the probability that she will guess correctly on the third question

1. 1/10
2. 1/4
3. 1/3

User Prespic
by
8.3k points

2 Answers

1 vote

Answer:1/4

Explanation:

User Robert Almgren
by
8.6k points
5 votes
if she already gets the first two, thats a given 100% situation. then it is just 1/4
User Bhavani Kannan
by
9.2k points
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