What is the value of p? (1) p^2 = 100 (2) p = 100

Free Practice Question

DS · Data Sufficiency

505-555

Algebra

What is the value of $p$ ?

(1) $p^2 = 100$
(2) $p = \sqrt{100}$

Correct answer marked below

Statement (1) ALONE is sufficient

Statement (2) ALONE is sufficient

Correct

BOTH statements TOGETHER are sufficient

EACH statement ALONE is sufficient

Statements (1) and (2) TOGETHER are NOT sufficient

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Explanation

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Comments

KHABARDAARJul 1, 2025

is the square root of a positive number always only going to be the positive square root? Not the negative value also?

What this question tests

Your ability to manipulate linear and quadratic expressions, substitute unknowns, and solve equations under time pressure.

Losing a sign when moving terms across the equals sign, or dividing both sides by a variable that could equal zero.