Quantitative Aptitude Practice Question and Answer
8Q: A certain amount is divided among P, Q and R in the ratio of 3 : 7 : 6 respectively. If the difference between share of P and Q is Rs. 2700, what is R's share? 1679 05b5cc6bfe4d2b4197774d9ec
5b5cc6bfe4d2b4197774d9ec- 1Rs. 4050true
- 2Rs. 2121false
- 3Rs. 5040false
- 4Rs. 3550false
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Answer : 1. "Rs. 4050"
Explanation :
Answer: A) Rs. 4050 Explanation: Let the ratio amount be 'p' 7p - 3p = 2700 4p = 2700 p = 675 R's Share = 675 ├Ч 6 = Rs. 4050
Q: The average marks of a student in 7 subjects is 85. His average marks in 6 subjects except English is 83. What is his marks in┬аEnglish ? 1677 05b5cc6c2e4d2b4197774dbf5
5b5cc6c2e4d2b4197774dbf5- 197true
- 298false
- 392false
- 493false
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Answer : 1. "97"
Explanation :
Answer: A) 97 Explanation: Marks in English┬а┬а= 85├Ч7 тАУ 83├Ч6 = 595 тАУ 498 = 97
Q: You drive to the store at 20 kmph and return by the same route at 30 kmph. Discounting the time spent at the store, what was your average speed ? 1666 05b5cc745e4d2b4197774fa4a
5b5cc745e4d2b4197774fa4a- 125 kmphfalse
- 224 kmphtrue
- 326 kmphfalse
- 422 kmphfalse
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Answer : 2. "24 kmph"
Explanation :
Answer: B) 24 kmph Explanation: Average speed=total distance/total timeLet distance to store be ┬аKthen, total time =(K/20)+(K/30)=K/12and, total time =(2K)so average speed= 2K / (K/12) = 24kmph.
Q: Value of vehicle at end of each year depreciates at the rate of 3/5th of value at the beginning. If Initial value is 10,000Rs then at the end of three years its value is ? 1664 05b5cc715e4d2b4197774f472
5b5cc715e4d2b4197774f472- 1Rs. 6000false
- 2Rs. 3600false
- 3Rs. 2160true
- 4Rs. 415false
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Answer : 3. "Rs. 2160"
Explanation :
Answer: C) Rs. 2160 Explanation: End of first year ┬а ┬а : ┬а10000 x (3/5) = Rs. 6000End of second year : ┬а6000 x (3/5) = Rs. 3600End of third year ┬а ┬а: ┬а3600 x (3/5) = Rs. 2160
Q: A can finish a work in 18 days and B can do the same work in half the time taken by A. then, working together, what part of the same work they can finish in a day ? 1663 05b5cc6dde4d2b4197774ea14
5b5cc6dde4d2b4197774ea14- 1Total workfalse
- 2One-fourth workfalse
- 3Half worktrue
- 4Two-third workfalse
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Answer : 3. "Half work"
Explanation :
Answer: C) Half work Explanation: A can do the work = 18 daysB can do the work = 18/2 = 9 days(A + B)'s 1 day work = 1/18 + 1/9 = 1/6=> In 3 days = 3x1/6 = 1/2 work is completed.
Q: Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is ┬а? 1654 05b5cc6dfe4d2b4197774eac1
5b5cc6dfe4d2b4197774eac1- 11 : 2false
- 23 : 1false
- 34 : 7false
- 43 : 2true
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Answer : 4. "3 : 2"
Explanation :
Answer: D) 3 : 2 Explanation: Let the speeds of the two trains be x m/sec and y m/sec respectively. Then, length of the first train = 27 x meters, and length of the second train = 17 y meters. (27 x + 17 y) / (x + y) = 23 => 27 x + 17 y = 23 x + 23 y => 4 x = 6 y => x/y = 3/2.
Q: The price of 2 oranges, 3 bananas and 4 apples is Rs. 15. The price of 3 oranges, 2 bananas and 1 apple is Rs. 10. What will be price of 4 oranges, 4 bananas and 4 apples ┬а? 1654 05b5cc6c9e4d2b4197774df5a
5b5cc6c9e4d2b4197774df5a- 1Rs. 10false
- 2Rs. 15false
- 3Rs. 20true
- 4Rs. 25false
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Answer : 3. "Rs. 20"
Explanation :
Answer: C) Rs. 20 Explanation: Let the Oranges be 'O', Bananas be 'B' and Apples be 'A' From the given data, ┬а 2O + 3B + 4A = 15 ...... (I) 3O + 2B + A = 10 ..... (II) On adding (I) and (II), 5O + 5B + 5A = 25 O + B + A = 5 4O + 4B + 4A = 20.
Q: A salesman calculated his profit on the marked price and finds it to be 30%. He forgets the fact that he gave a discount of 20%. What is his actual profit percentage? 1653 05b5cc6bae4d2b4197774d7ad
5b5cc6bae4d2b4197774d7ad- 1260/11%false
- 218.4%false
- 322.5%false
- 4100/7%true
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Answer : 4. "100/7%"
Explanation :
Answer: D) 100/7% Explanation: When profit is calculated on Marked Price (M.P) then, C.P = M.P - P% Let M.P = 100 ┬а=> C.P = 100 - 30 = 70 ┬аBut S.P = Rs. 80 as he gave 20% discount, ┬аNow, Actual Profit = 80-7070x100 ┬а┬а= 100/7 %

