Percentage Aptitude Questions Practice Question and Answer
8 Q: If the diameter of a wire is decreased by 10% by how much per cent (approximately) will the length be increased to keep the volume constant?
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605c569f22ce9764eb4d0d6f- 15%false
- 217 %false
- 320 %false
- 423 %true
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Answer : 4. "23 %"
Q: What is the 15 % of 34?
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606c3e54f306525d8e189780- 15false
- 25.1true
- 34.9false
- 45.2false
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Answer : 2. "5.1"
Q: In a moter of 120 machine parts, 5 % parts were defective, in another motor of 80 machine parts, 10 % parts were defective. For the two motors considered together, the percentage of defective machine parts were
1069 05ef56f01196e681f76d94b38
5ef56f01196e681f76d94b38- 16.5false
- 27.5false
- 37true
- 48false
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Answer : 3. "7"
Q: In a school there are 2000 students. On January 2nd, all the students were present in the school except 4% of the boys and on January 3rd, all the students are present in the school except 28/3% of the girls, but on both the days' number of students present in the school, were same. The number of girls in the school is –
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611e1269781e525ece635566- 1800false
- 2600true
- 3400false
- 41200false
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Answer : 2. "600"
Q: B got 20% marks less than A. What per cent marks did A got more than B?
1063 06400ac79972684e0437a2903
6400ac79972684e0437a2903- 120%false
- 225%true
- 312%false
- 480%false
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Answer : 2. "25%"
Q: A person spends 40% of his monthly income. The monthly income of the person is increased by 15% and his expenditure is decreased by 22%. What is the approximate percentage increase in his savings?
1062 06422546b32185cce37079454
6422546b32185cce37079454- 140%true
- 244%false
- 332%false
- 436%false
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Answer : 1. "40%"
Q: The prices of two articles are in the ratio 3 : 2 respectively. The price of the first article is increased by 40% and that of the second article is decreased by x%. If the new ratio of both the articles is : 7 : 3 then what is the value of x?
1058 06116276a9c8721103cad16bf
6116276a9c8721103cad16bf- 120false
- 215false
- 310true
- 430false
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Answer : 3. "10"
Q: The radius of circle is increased by 1%. How much does the area of the circle increased?
1057 060fe308281fb4616a65629b4
60fe308281fb4616a65629b4- 12.01%true
- 23.302%false
- 30.331%false
- 42.02%false
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