In an election, the votes cast for two of the candidates were in the ratio 5 : 7. If the successful candidate received 20734 votes, how many votes did his opponent receive?

In an election 30% of the voters voted for candidate A whereas 60% of the remaining voted for candidate B. The remaining voters did not vote. If the difference between those who voted for candidate A and those who did not vote was 1200, how many individuals were eligible for casting vote in that election? 10 , 000 b. 45 , 000 c. 60 , 000 d. 72,000

10% of the voters did not cast their vote in an election between two candidates.10% of the votes polled were found invalid.The successful candidate got 54% of the valid votes and won by a majority of 1620, votes.The number of voters enrolled on the voters.The number of 33000 c.35000 d.4000