Railways
Sample Paper
RRB (Group D) Sample Test Paper-9
question_answer
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. Now A becomes 11th from the left How many people are there in the row?
A) 10
B) 20
C) 19
D) 18
Correct Answer:
C
Solution :
[c] Total number of people in the row \[=11+9-\,1=19\]