Arthur 7

Jeff 8
Anna 7
Molly 8
Sara 8
Bryan 7
Joseph 8
Michael 7
Susan 8
Maria 7

Mrs. Benton selects one student's work to display on a bulletin board each week. Each student's name is placed in a bag from which Mrs. Benton draws a name. What is the probability that an eighth grade student will NOT be selected?
Responses

A

3 10

B

2 5

C

1 2

D

2 3
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1 answer

The total number of students is 10, and the number of eighth-grade students is 4.

The probability of selecting an eighth-grade student is 4/10 = 2/5.

Therefore, the probability of not selecting an eighth-grade student is 1 - 2/5 = 3/5, or 3/5.

Therefore, the answer is B) 3/5.