Question

In a row at a bus stop, A is 7th from the left and B is
9th from right. Both of them interchange their
positions and thus A becomes 11th from left. How
many people are there in the row.

Answer 1

Answer:

Step-by-step explanation:

According to question ,

A is 7th from the left and B is 9th from the right.

After interchanging their positions ,

Now A becomes 11th from the left.

∴ Total number of people in the row = A's position + B's position - 1

Total number of people in the row = 11 + 9 – 1 = 19