In a row of people, there are 12 people before Q. There are 4 people between P and Q. There are 15 people between Q and S. If there are 8 people between S and R, then how many minimum people are there in the row ?
There are 12 people before Q, => Let us assume Q is at 13th position from left end.
There are 15 people between Q and S, => S is at 29th position.
There are 4 people between P and Q, => P can be either at 8th or 18th position from left.
There are 8 people between S and R, => R is at 20th position.
Thus, there are minimum of 29 people in the row.
=> Ans - (A)
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