Digital PSAT Math Practice Question 26: Answer and Explanation

Question: 26

300 patients at a hospital were categorized based on whether they had high or low cholesterol and on whether they had high or low blood pressure. The results are tabulated in the table below.

What is the probability that one of the 230 low blood pressure patients has high cholesterol?

  • A.
  • B.
  • C.
  • D.

Correct Answer: B

Explanation:

(B) There are 50 low blood pressure patients who have high cholesterol. So simply divide 50 by the 230 total patients:

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