Brain Teasers
31 62 ? 25 56 ? 19
What are the missing numbers in the following series ?
31 62 ? 25 56 ? 19
31 62 ? 25 56 ? 19
Answer
93 and 87.When the digits in each number of the series are reversed, the sequence is the multiples of 13, i.e,
13, 26, 39, 52, 65, 78, and 91.
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