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Aptitude
General Knowledge
Verbal Reasoning
Computer Science
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Problems on Numbers
There are four prime numbers written in ascending order of magnitude. The product of the first three is 385 and of the last three is 1001. Find the fourth number ?
17
19
13
11
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Correct Answer:
13
Explanation:
(385/1001) = 5/13
First Number is 5
=> Fourth number is 13
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