Free Practice Question
DS · Data Sufficiency
sub-505
Arithmetic
The symbol ∆ represents one of the following operations: addition, subtraction, multiplication, or division. What is the value of 2 ∆ 6?
(1) 2 ∆ 2 = 4
(2) 2 ∆ 1 = 2
Answer Choices
Correct answer marked belowA
Statement (1) ALONE is sufficient
B
Statement (2) ALONE is sufficient
BOTH statements TOGETHER are sufficient
Correct
D
EACH statement ALONE is sufficient
E
Statements (1) and (2) TOGETHER are NOT sufficient
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Explanation
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Comments
2
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S
ShivangiJun 9, 2025
Isn't #2 tell us that it is multiplication?.
A
AnhJun 28, 2025
#2 tell us that could be multiplication or division
What this question tests
What it tests
Your fluency with the order of operations, fractions, decimals, and basic number sense — the foundation every quant question leans on.
Common trap
Applying the order of operations out of sequence or rounding intermediate values before the final step.
Details
Difficulty
sub-505
Type
DS
Category