Answers English Language Arts 10 - Second Semester Prescriptive TestQuestion 603

603

AVMultiple Choice

Prescriptive Test

Question 603 • English Language Arts 10 - Second Semester

Fifty-five percent of the members of the junior varsity swim team wear glasses. Of the team members who do not wear glasses, 30 percent of them are in the 10th grade.To the nearest whole percent, what is the probability that a randomly chosen member of the JV swim team does not wear glasses and is in the 10th grade?

Answer

A

14%

B

17%

C

55%

D

67%

Explanation

If 55% wear glasses, then 45% do not wear glasses. Of those members, 30% are in 10th grade, so the probability is 0.45 × 0.30 = 0.135, or 13.5%. Rounded to the nearest whole percent, that is 14%, choice A.

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