PSAT Math Multiple-Choice Practice Question 707
Question: 707
A stockbroker sold $1,000 in shares of Company X stock. Approximately how many more shares would she have sold if the stock price is taken at the minimal value in the graph versus at the maximum value in the graph?
Correct Answer: D
Explanation:
(D) The minimal stock price is about $11/share. Since the stockbroker sold $1,000 in shares, she must have sold:
The maximum price is about $88/share:
She would have sold 90.91 - 11.36 = 79.55 more shares at the lower price, or about 80 as in choice (D).
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