Question
In an election, there are two candidates. The winner obtains 49% votes of the total number of voters in the electoral list and defeats the other contestant by 120 votes. If 10% of the voters did not vote, find the total number of voters in the electoral list.
Asked in RRB Group D · 2026
Election Based · Quantitative Aptitude
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Quick Revision
Invalid votes = Votes polled × Invalid-vote percentage ÷ 100 when the percentage is based on votes polled.
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Percentage has appeared in 137 previous-year exam questions, most frequently in UPSC, State PSC and SSC.
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