Question
If first and last digit of each number is multiplied and
then the product is added to sumof middle two digits of the number, which resultant number gets repeated? These questions are based on the following set of numbers: 6523 8462 2297 5144 4739Solution
6523= 6 times; 3 + 5 + 2 = 25 8462= 8 times; 2 + 4 + 6 = 26 2297= 2 times; 7 + 2 + 9 = 25 5144= 5 times; 4 + 1 + 4 = 25 4739= 4 times; 9 + 7 + 3 = 46
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