PSAT Math Multiple-Choice Practice Question 121
Question: 121
The table above shows the results of a survey of a random sample of 200 high school students. The students were asked to indicate the option that best represented their summer plans.
If one of the females is selected at random, what is the approximate probability that the student indicated volunteering as her summer plans?
Correct Answer: B
Explanation:
B
The question asks for a probability, which is defined as 
. Read the number of possible outcomes table carefully to find the numbers to make the probability. There are 14 females who indicated volunteering, so that is the # of outcomes that fit requirement. There are 95 total females, so that is the total # of outcomes. Therefore, the probability is 
. The answer choices are expressed as decimals, so divide 14 by 95 to find that this is approximately 0.15. The correct answer is (B).
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