Free Practice Question
DS · Data Sufficiency
sub-505
Arithmetic
What is the ratio of houses with smoke alarms to houses without smoke alarms on Gleaner Street?
1) On Gleaner Street, 7/18 of the houses do not have smoke alarms.
2) There are 90 houses on Gleaner Street.
1) On Gleaner Street, 7/18 of the houses do not have smoke alarms.
2) There are 90 houses on Gleaner Street.
Answer Choices
Sign in to reveal the correct answerA
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
Reveal the correct answer
Sign in for free to check your answer and unlock the full explanation.
Track your performance and improve
Get detailed analytics, unlock full explanations, and move up difficulty tiers as you practice.
Explanation
Unlock the full explanation
Create a free account to reveal the correct answer, see the step-by-step explanation, and start tracking your GMAT progress.
Comments
1
Sign in to join the discussion
L
LeoJul 22, 2025
Thanks!
Details
Difficulty
sub-505
Type
DS
Category