Question
Mathematics Question on Mensuration
In a medical certificate, by mistake a candidate gave his height as 25% more than actual. In the interview panel, he clarified that his height was 55 ft 5 inches. What is the percentage correction made by the candidate from his stated height to his actual height?
A
28.56%
B
20%
C
25%
D
None of these
Answer
20%
Explanation
Solution
Actual/clarified height = X = 5.5
Mistaken height = 1.25 X = 6.875
Percentage correction =6.875(6.875−5.5)
=20$$\%.So the correct option is (B)