In a row of students, if John , who is 16th from the left, and Johnson, who is 8th from the right, interchange their positions, John becomes 33rd from left. How many students are there in a row?
Johnson's initial position from right end = 8th
John's final position from left end = 33rd
Both of them are on the same seat.
=> Total students in the row = (33+8) - 1 = 40
=> Ans - (C)
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