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Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
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Number System
80 /? =? / 20
40
400
800
1600
Show Answer
Correct Answer:
40
Explanation:
Let 80/y = y/20
Then, y
2
= 80 x 20 = 1600
∴ y = √
1600
= 40.
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