Quantitative Aptitude Practice Question and Answer
8Q: Two persons start running simultaneously around a circular track of length 300 m from the same point at speeds of 15 km/hr and 25 km/hr. When will they meet for the first time any where on the track if they are moving in opposite directions ? 5860 05b5cc6e5e4d2b4197774ecf2
5b5cc6e5e4d2b4197774ecf2- 127 sectrue
- 231 secfalse
- 323 secfalse
- 429 secfalse
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Answer : 1. "27 sec"
Explanation :
Answer: A) 27 sec Explanation: Time taken to meet for the first time anywhere on the track = length of the track / relative speed = 300 / (15 + 25)5/18 = 300x 18 / 40 x 5 = 27 seconds.
Q: 7 9 19 18 31 29 Find the odd number in the given Number Series? 5825 05b5cc6b9e4d2b4197774d770
5b5cc6b9e4d2b4197774d770- 131false
- 229true
- 318false
- 419false
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Answer : 2. "29"
Explanation :
Answer: B) 29 Explanation: Here the given number series follows a pattern of two alternate series. 1. 7 19 31 ...(Difference of 12) 2. 9 18 27 ...(Difference of 9) Here the odd number is 29 instead of 27 And the next number is 31 + 12 = 43 & 27 + 9 = 36
Q: Two trains are moving in the same direction at 72 kmph and 36 kmph. The faster train crosses a girl sitting at window seat in the slower train in 32 seconds. Find the length of the faster train ? 5819 05b5cc6d8e4d2b4197774e769
5b5cc6d8e4d2b4197774e769- 1170 mfalse
- 2100 mfalse
- 3270 mfalse
- 4320 mtrue
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Answer : 4. "320 m"
Explanation :
Answer: D) 320 m Explanation: Relative speed = (72 - 36) x 5/18 = 2 x 5 = 10 mps.Distance covered in 32 sec = 32 x 10 = 320 m. The length of the faster train = 320 m.
Q: Find the next number in the series 3, 4, 5, 5, 12, 13, 7, 24, 25, 8, 15, ... 5813 05b5cc771e4d2b4197774ffc6
5b5cc771e4d2b4197774ffc6- 126false
- 216false
- 317true
- 418false
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Answer : 3. "17"
Explanation :
Answer: C) 17 Explanation: The pattern is 32+42=52, 52+122=132, 72+242=252 The next number = 82+152=172 i.e. 17
Q: The ratio of number of students taking admission in a organisation X and Y was 5:8. If 20% of students exceed in organisation X and 10% of students exceed in organisation Y, then new ratio of students is 5777 15d1b13e08a754124194a7564
5d1b13e08a754124194a7564- 115:22true
- 215:16false
- 35:4false
- 45:7false
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Answer : 1. "15:22"
Q: One-quarter of one-seventh of a land is sold for Rs. 30,000. What is the value of an four fifteenth of land ? 5769 05b5cc736e4d2b4197774f828
5b5cc736e4d2b4197774f828- 1Rs.1,92,000false
- 2Rs.2,24,000true
- 3Rs.1,26,000false
- 4Rs.3,42,000false
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Answer : 2. "Rs.2,24,000"
Explanation :
Answer: B) Rs.2,24,000 Explanation: One-quarter of one-seventh = 1/4 x 1/7= 1/28Now, 1/28 of a land costs = Rs. 30,000Thus, 8/35 of the land will cost = 30,000 x 28 x 4/15= Rs. 2,24,000.
Q: 30 Men contracts to complete a work in 50 days. But after 25 days, it is come to know that only 1/3rd of the work has been done. How many more workers are required to complete the work in time? 5765 25d149b7e97a68b089a7aa859
5d149b7e97a68b089a7aa859- 125false
- 230true
- 335false
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Answer : 2. "30"
Q: If a dealer wants to earn 40% profit on an article after offering 30% discount, by what percent should be increase his marked price to arrive at the label price? 5749 05d133f3140daee3c552fcb29
5d133f3140daee3c552fcb29- 150%false
- 2100%true
- 3200%false
- 460%false
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