Given: Total number of votes = 13500 Invalid votes = 25% Invalid votes = 25% Concept Used: Total votes = Valid votes + Invalid votes Calculation: Number of invalid votes =13500×
25
100
=3375 Number of valid votes =13500×
75
100
=10125 Votes of winner candidate = 64% of valid votes = 64% × 10125 ⇒ 10125×
64
100
=6480 Votes of the other candidate = (10125 - 6480) = 3645 Difference between votes of both the candidates = (6480 - 3645) = 2835 ∴ Number of Invalid votes = 3375 Difference between the votes of both the candidates = 2835