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, the number of valid votes that the other candidate got, was :

A) 2500 | B) 2700 |

C) 2900 | D) 3100 |

Explanation:

Total number of votes = 7500

Given that 20% of Percentage votes were invalid

=> Valid votes = 80%

Total valid votes =

1st candidate got 55% of the total valid votes.

Hence the 2nd candidate should have got 45% of the total valid votes

=> Valid votes that 2nd candidate got = total valid votes x

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Subject: Percentage - Quantitative Aptitude - Arithmetic Ability

Fresh fruit contains 68% water and dry fruit contains 20% water. How much dry fruit can be obtained from 100 kg of fresh fruits ?

A) 20 | B) 30 |

C) 40 | D) 50 |

Explanation:

The fruit content in both the fresh fruit and dry fruit is the same.

Given, fresh fruit has 68% water.so remaining 32% is fruit content. weight of fresh fruits is 100kg

Dry fruit has 20% water.so remaining 80% is fruit content.let weight if dry fruit be y kg.

fruit % in freshfruit = fruit% in dryfruit

(32/100) * 100 = (80/100 )* y

we get, y = 40 kg

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Subject: Percentage - Quantitative Aptitude - Arithmetic Ability

If 20% of a = b, then b% of 20 is the same as :

A) 4% of a | B) 6% of a |

C) 8% of a | D) 10% of a |

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Subject: Percentage - Quantitative Aptitude - Arithmetic Ability

The value of a machine depreciates at the rate of 10% every year. It was purchased 3 years ago. If its present value is Rs. 8748, its purchase price was :

A) 10000 | B) 12000 |

C) 14000 | D) 16000 |

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Subject: Percentage - Quantitative Aptitude - Arithmetic Ability

A student multiplied a number by 3/5 instead of 5/3, What is the percentage error in the calculation ?

A) 54 % | B) 64 % |

C) 74 % | D) 84 % |

Explanation:

Let the number be x.

Then, ideally he should have multiplied by x by 5/3. Hence Correct result was .

By mistake he multiplied x by 3/5 . Hence the result with error =

Then, error =

Error % = = 64 %

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Subject: Percentage - Quantitative Aptitude - Arithmetic Ability