Percentage Practice Question and Answer

Q:

A number, on subtracting 15 from it reduces to its 80 %. What is 40 % of the number? 

1040 0

  • 1
    75
    Correct
    Wrong
  • 2
    60
    Correct
    Wrong
  • 3
    30
    Correct
    Wrong
  • 4
    90
    Correct
    Wrong
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Answer : 3. "30"

Q: 3.2% of 500 × 2. 4% of ? = 312 1384 0

  • 1
    812.5
    Correct
    Wrong
  • 2
    829.75
    Correct
    Wrong
  • 3
    749.85
    Correct
    Wrong
  • 4
    799.5
    Correct
    Wrong
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Answer : 1. "812.5"
Explanation :

Answer: A) 812.5 Explanation: Given 3.2% of 500 × 2. 4% of ? = 312Then,3.2 x 500100 x 2.4 x ?100 = 31216 x 2.4x?100 = 3129.6 x ?25 = 3129.6 x ? = 7800? = 78009.6? = 812.5

Q:

28% members of a certain group are married. What is the respective ratio between the number of married members to the number of unmarried members?

1353 0

  • 1
    7:17
    Correct
    Wrong
  • 2
    5: 18
    Correct
    Wrong
  • 3
    7:18
    Correct
    Wrong
  • 4
    Cannot determined
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 3. "7:18"
Explanation :

Let total number of person is=100
married person=28
unmarried person will be 100-28=72
The ratio will be 28/72=7/18


Q: In a class 60% of the students pass in English and 45% pass in Hindi. If 25% of them pass in both subjects, what percentage of the students fail in both the subjects? 2632 1

  • 1
    20%
    Correct
    Wrong
  • 2
    25%
    Correct
    Wrong
  • 3
    30%
    Correct
    Wrong
  • 4
    15%
    Correct
    Wrong
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Answer : 1. "20%"
Explanation :

Answer: A) 20% Explanation: Percentage of students passed in English = 60% Percentage of students passed in Hindi = 45% Percentage of students passed in both subjects = 25% ATQ, Percentage of students passed in only English = 60 - 25 = 35% Percentage of students passed in only Hindi = 45 - 25 = 20% Therefore, Percentage of students failed = 100 - (35 + 25 + 20) = 100 - 80 = 20%.

Q: Every year before the festive season,a shopkeeper increases the price of the product by 35% and then introduce two successive discount of 10% and 15% respectively.what is percentage loss and percentage gain ? 5245 0

  • 1
    3.27 % loss
    Correct
    Wrong
  • 2
    4.15 % loss
    Correct
    Wrong
  • 3
    3.27 % gain
    Correct
    Wrong
  • 4
    4.15 % gain
    Correct
    Wrong
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Answer : 3. "3.27 % gain"
Explanation :

Answer: C) 3.27 % gain Explanation: Let cp= 100,35 % increase in sp=13510 % discount in 135((135*10)/100)=13.5so 1st sp=(135-13.5)=121.5, again 15 % discount in 1st sp((121.5*15)/100)=18.2252nd sp=(121.5-18.225)=103.275, so finally cp=100,sp=103.275 ,gain by 3.27%

Q: If the income of Ram is $$12{1\over 2}\%$$ more than that of Shyam, the income of Shyam is less than that of Ram by 1247 0

  • 1
    $$11{1\over 9}\%$$
    Correct
    Wrong
  • 2
    $$12{1\over 9}\%$$
    Correct
    Wrong
  • 3
    $$9{1\over 11}\%$$
    Correct
    Wrong
  • 4
    $$11{1\over 11}\%$$
    Correct
    Wrong
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Answer : 1. " $$11{1\over 9}\%$$"
Explanation :

Q: If 8% of x is the same as 4% of y, then 20% of x is the same as : 3117 2

  • 1
    75%
    Correct
    Wrong
  • 2
    80%
    Correct
    Wrong
  • 3
    100%
    Correct
    Wrong
  • 4
    125%
    Correct
    Wrong
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Answer : 1. " 75%"
Explanation :

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Q:

In an election between two candidates, 75% of the voters cast their votes, out of which 2% votes were declared invalid. A candidate got 9261 votes which were 75% of the valid votes. The total number of voters enrolled in that election was:

1965 0

  • 1
    16000
    Correct
    Wrong
  • 2
    16400
    Correct
    Wrong
  • 3
    16800
    Correct
    Wrong
  • 4
    18000
    Correct
    Wrong
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Answer : 3. "16800"

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