Quantitative Aptitude Practice Question and Answer
8Q: There are two mixtures of honey and water in which the ratio of honey and water are as 1:3 and 3:1 respectively. Two litres are drawn from first mixture and 3 litres from second mixture, are mixed to form another mixture. What is the ratio of honey and water in it ? 8318 05b5cc6c5e4d2b4197774ddc8
5b5cc6c5e4d2b4197774ddc8- 1111:108false
- 211:9true
- 3103:72false
- 4Nonefalse
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Answer : 2. "11:9"
Explanation :
Answer: B) 11:9 Explanation: From the given data, The part of honey in the first mixture = 1/4 The part of honey in the second mixture = 3/4 Let the part of honey in the third mixture = x Then, 1/4 3/4 x (3/4)-x x-(1/4) Given from mixtures 1 & 2 the ratio of mixture taken out is 2 : 3 => 34-xx-14=23 => Solving we get the part of honey in the third mixture as 11/20 => the remaining part of the mixture is water = 9/20 Hence, the ratio of the mixture of honey and water in the third mixture is 11 : 9 .
Q: A thief goes away with a MARUTHI car at a speed of 40 kmph. The theft has been discovered after half an hour and the owner sets off in a bike at 50 kmph when will the owner over take the thief from the start ? 8096 05b5cc6e7e4d2b4197774ed97
5b5cc6e7e4d2b4197774ed97- 12 hrs 10 minfalse
- 22 hrstrue
- 32 hrs 5 minfalse
- 42 hrs 30 minfalse
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Answer : 2. "2 hrs"
Explanation :
Answer: B) 2 hrs Explanation: |-----------20--------------------|50 40 Difference = 20kms Relative Speed = 50 – 40 = 10 kmph Time = 20/10 = 2 hours.
Q: How many days are there in k weeks k days ? 7871 05b5cc75ce4d2b4197774fc2a
5b5cc75ce4d2b4197774fc2a- 18+k daysfalse
- 27+1k daysfalse
- 38k daystrue
- 47/k daysfalse
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Answer : 3. "8k days"
Explanation :
Answer: C) 8k days Explanation: As we know that a week has 7 days, k weeks k days = (7k + k) days = 8k days.
Q: Find the odd number in the following number series? 24, 4, 13, 41, 151, 640 7852 05b5cc6c1e4d2b4197774db73
5b5cc6c1e4d2b4197774db73- 14false
- 2640false
- 341true
- 413false
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Answer : 3. "41"
Explanation :
Answer: C) 41 Explanation: The given number series follows the pattern that, 24×0 + 4 = 4 4×1 + 9 = 13 13×2 + 16 = 42 42×3 + 25 = 151 151×4 + 36 = 640 Therefore, the odd number in the given series is 41
Q: What is the respective ratio of number of employees in Administrative department to the number of males in the same department?
7804 15d4abb56108bca202e8a74d9
5d4abb56108bca202e8a74d9- 19:4true
- 28:3false
- 37:2false
- 48:5false
- 5None of thesefalse
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Answer : 1. "9:4"
Q: In a competitive exam, the number of passed students was four times the number of failed students. If there had been 35 fewer appeared students and 9 more had failed, the ratio of passed and failed students would have been 2 : 1, then the total number of students appered for the exam ? 7762 05b5cc6c2e4d2b4197774dbbe
5b5cc6c2e4d2b4197774dbbe- 1175false
- 2165false
- 3155true
- 4145false
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Answer : 3. "155"
Explanation :
Answer: C) 155 Explanation: Let the number of failed students be x => Number of passed students = 4x So total number of students was 5x From the given data, If total number of students be 5x – 35 => 4x-35-9/x+9 = 2/1 => 4x – 44 = 2(x + 9) => 4x – 2x = 18 + 44 => x = 31 Total number = 31×5 = 155
Q: A and B can fill the tank in 60 min and 90 min. There is a leak at 3/4th of the height. If leak is opened alone, it takes 36 min to empty till 3/4th the height. Find the time taken to fill the tank if all of the taps and the leak are opened simultaneously. 7335 05b5cc6bfe4d2b4197774da56
5b5cc6bfe4d2b4197774da56- 139true
- 227false
- 337false
- 433false
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Answer : 1. "39"
Explanation :
Answer: A) 39 Explanation:
Q: If m:n=3:2, then (4m+5n):(4m-5n) equal to- 7303 45d1b2a968a754124194a785d
5d1b2a968a754124194a785d- 14:9false
- 29:4false
- 311:1true
- 49:1false
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