1) A batsman scored 110 runs which included 3 boundaries and 8 sixes. What percentage of his total score did he make by running between the wickets?
2) A fruit seller had some apples. He sells 40% apples and still has 420 apples. Originally, he had how many apples?
3) What percentage of numbers from 1 to 70 has 1 or 9 in the unit's digit?
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4) A student multiplied a number by
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3
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instead of
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5
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.
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5
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3
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What is the percentage error in the calculation?
5)In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, find the number of valid votes that the other candidate got.
6) Three candidates contested an election and received 1136, 7636 and 11628 votes respectively. What percentage of the total votes did the winning candidate get?
7)The population of a town increased from 1,75,000 to 2,62,500 in a decade. Find the average percentage increase of population per year .