Question:medium
In a row at a bus stop, A is 7th from the left and B is 9th from the right. They both interchange their positions. A becomes 11th from the left. How many people are there in the row?
In a row at a bus stop, A is 7th from the left and B is 9th from the right. They both interchange their positions. A becomes 11th from the left. How many people are there in the row?
Show Hint
After A and B swap, A stands exactly where B originally stood, so match A's new position from the left with B's original position from the right.
Updated On: Jul 14, 2026
- 18
- 19
- 20
- 21
Show Solution
The Correct Option is B
Solution and Explanation
Left of that spot: 10 people, right of it: 8 people, plus the spot itself = 10+1+8=19.
Final Answer: 19, option (2).
Final Answer: 19, option (2).
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