Free PSAT 8/9 Exam Questions MCQs

Question # 21

If f(x)=x2−2x−15f(x) = x^2 - 2x - 15, what are the zeros?

Options:

–3 and 5

–5 and 3

2 and –15

–2 and 15

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Question # 22

A right triangle has legs 8 and 15. What is the hypotenuse?

Options:

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Question # 23

If g(x)=x2−4x+3g(x) = x^2 - 4x + 3, what are the zeros of g(x)g(x)?

Options:

x=−3,−1x = -3, -1

x=1,3x = 1, 3

x=0,4x = 0, 4

x=1,3x = 1, 3

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Question # 24

Why does the author mention the results of a medical study?

Options:

To provide scientific evidence supporting the claim

To confuse readers with technical language

To argue against medical research

To distract from the argument

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Question # 25

Solve: 18x−7=10x+918x - 7 = 10x + 9.

Options:

x=2x = 2

x=–2x = –2

x=–1x = –1

x=1x = 1

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Name	PSAT 8/9
Code	PSAT 8/9
Vendor	College Admission and Placement
Certification	College Board