In a row, A is 10th from the left and B is 15th from the right. When they interchange their positions, A becomes 18th from the left. How many people are in the row?
A. 25
B. 33
C. 32
D. 27
A. 25
B. 33
C. 32
D. 27
Best answer
Answer: C. 32
Answer: (C) 32
After the swap, A stands where B stood. That place is 18th from the left and (B’s old position) 15th from the right.
Total = 18 + 15 − 1 = 32.
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