Question

If 59 % 43 = 7, 48 % 25 = 5, then what is the value of 64 % 31 =?

A 6 Correct Answer Incorrect Answer
B 5 Correct Answer Incorrect Answer
C 7 Correct Answer Incorrect Answer
D 8 Correct Answer Incorrect Answer

Solution

Sum of digits of second number is subtracted from sum of digits of first number. 59 % 43 = (5 + 9) – (4 + 3) = 14 – 7 = 7 48 % 25 = (4 + 8) – (2 + 5) = 12 – 7 = 5 64 % 31 = (6 + 4) – (3 + 1) = 10 – 4 = 6

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