Which of these gives 81?
A. 67 + 31 B. 31 + 16 C. 13 + 68 D. 24 + 81
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We can solve this question by evaluating the option.
Option A:
67 + 31 = 98. (Not correct)
Option B:
31 + 16 = 47. (Not correct)
Option C:
13 + 68 = 81. (Correct)
Option D:
24 + 81 = 105. (Not correct)
There option C (13 + 68) will give 81, and hence, the correct answer.