In a row of 22 laptops, Laptop P is 7th from the beginning and Laptop Q is 5th from the end. How many laptops are placed between P and Q?
Show answer & explanation
Correct answer: B
Explanation
Q's starting position is calculated as:
Starting position = Total - Last position + 1
= 22 - 5 + 1
= 18
Q is ranked 18th from the start.
Laptops between P and Q
18 - 7 - 1 = 10
Correct answer = 10