An election was held between two candidates. The winning candidate scored 54% of the valid votes and won by 88 votes. If 58 votes were declared invalid, then find the total number of votes polled in the election.
1158
Let the total valid votes be x. Then, 54% of x - 46% of x = 88. Solving for x and adding invalid votes gives the total votes as 1158.
When 12 is subtracted from a number, it reduces to its 40%. Two-fifth of that number is:
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If x : y = 5 : 6, then 2x + 3y : 3x + 5y is:
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