Question
Complete the analogy. 49 : 65 :: 64 :
?Solution
The sum of digits of the first number is multiplied by 5 to obtain the second number. 49 : 65 → (4 + 9) = 13,(13 × 5) = .65 Similarly, for 64: (6 + 4) = 10, (10 × 5) = 50.
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