Free Practice Question
DS · Data Sufficiency
sub-505
Arithmetic
What is the average of ten numbers?
(1) Nine of the numbers sum to 45.
(2) One of the numbers is 15.
(1) Nine of the numbers sum to 45.
(2) One of the numbers is 15.
Answer Choices
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Statement (1) ALONE is sufficient
B
Statement (2) ALONE is sufficient
C
BOTH statements TOGETHER are sufficient
D
EACH statement ALONE is sufficient
E
Statements (1) and (2) TOGETHER are NOT sufficient
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Explanation
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Difficulty
sub-505
Type
DS
Category