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Question
Two-third of a positive number and 25/216 of its reciprocal are equal. The number is:
Options:
A .  5/12
B .  12/5
C .  25/144
D .  144/25
Answer: Option A


Let the number be x. Then,2/3 x = 25/216 * 1/xx2 = 25/216 * 3/2 = 25/144 x = 5/12



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