PSAT: Questions

College & Grad School

Word of the Day

sustain
Definition: (verb) to keep in existence or continue.
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Math Teaser

Problem
Each member of a research group visited either the Virgin Islands or Hawaii...

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SAT* Tip of the Day

So What?
Math questions involving two equations and two unknowns can usually be combined into one equation with one unknown.
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PSAT: Math Question #1

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Question:

, what is the numerical value of

Choices:


	A.		46
	B.		41
	C.		36
	D.		32
	E.		It cannot be determined from the information given

The correct answer is (B).

First, solve for x in the first equation.

(

)

Since you know x = 2, you can plug 2 in for x in the second equation.The correct answer is 41.

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