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Question
In a certain code language, 23 + 49 = 278, and 24 + 51 = 410, then 78 + 61 =?
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Answer
Ans- 842
Explanation:-
(Product of digits at ones place )x(product of digits at tens place)
Eg. In 23+49, we have (9x3)(4x2)
In 24+51, we have (4x1)(5x2)
In 78+61, we have (8x1)(7x6)
