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1.  Two trains 140 m and 160 m long run at the speed of 60 km/hr and 40 km/hr respectively in opposite directions on parallel tracks. The time (in seconds) which they take to cross each other, is: 

Your Answer: Option Correct Answer: Option D Explanation:
Distance covered in crossing each other = (140 + 160) m = 300 m.
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2.  66 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be: 

Your Answer: Option Correct Answer: Option A Explanation: Let the length of the wire be h.
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3.  The least number which when divided by 5, 6 , 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder, is: 

Your Answer: Option Correct Answer: Option B Explanation: L.C.M. of 5, 6, 7, 8 = 840. Required number is of the form 840k + 3 Least value of k for which (840k + 3) is divisible by 9 is k = 2. Required number = (840 x 2 + 3) = 1683. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
4.  A and B invest in a business in the ratio 3 : 2. If 5% of the total profit goes to charity and A's share is Rs. 855, the total profit is: 

Your Answer: Option Correct Answer: Option B Explanation: Let the total profit be Rs. 100.
If A's share is Rs. 57, total profit = Rs. 100.
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5.  Two trains of equal length are running on parallel lines in the same direction at 46 km/hr and 36 km/hr. The faster train passes the slower train in 36 seconds. The length of each train is: 

Your Answer: Option Correct Answer: Option A Explanation: Let the length of each train be x metres. Then, distance covered = 2x metres. Relative speed = (46  36) km/hr
2x = 100 x = 50. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
6.  In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels always come together? 

Your Answer: Option Correct Answer: Option B Explanation: The word 'OPTICAL' contains 7 different letters. When the vowels OIA are always together, they can be supposed to form one letter. Then, we have to arrange the letters PTCL (OIA). Now, 5 letters can be arranged in 5! = 120 ways. The vowels (OIA) can be arranged among themselves in 3! = 6 ways. Required number of ways = (120 x 6) = 720. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
7.  Mr. Thomas invested an amount of Rs. 13,900 divided in two different schemes A and B at the simple interest rate of 14% p.a. and 11% p.a. respectively. If the total amount of simple interest earned in 2 years be Rs. 3508, what was the amount invested in Scheme B? 

Your Answer: Option Correct Answer: Option A Explanation: Let the sum invested in Scheme A be Rs. x and that in Scheme B be Rs. (13900  x).
28x  22x = 350800  (13900 x 22) 6x = 45000 x = 7500. So, sum invested in Scheme B = Rs. (13900  7500) = Rs. 6400. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
8.  The largest 4 digit number exactly divisible by 88 is: 

Your Answer: Option Correct Answer: Option A Explanation: Largest 4digit number = 9999 88) 9999 (113 88  119 88  319 264  55  Required number = (9999  55) = 9944. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
9.  A man invested Rs. 1552 in a stock at 97 to obtain an income of Rs. 128. The dividend from the stock is: 

Your Answer: Option Correct Answer: Option B Explanation: By investing Rs. 1552, income = Rs. 128.
Dividend = 8% Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
10.  The ratio between the speeds of two trains is 7 : 8. If the second train runs 400 km in 4 hours, then the speed of the first train is: 

Your Answer: Option Correct Answer: Option D Explanation: Let the speed of two trains be 7x and 8x km/hr.
Speed of first train = (7 x 12.5) km/hr = 87.5 km/hr. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
11. 


Your Answer: Option Correct Answer: Option D Explanation:
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12.  A train can travel 50% faster than a car. Both start from point A at the same time and reach point B 75 kms away from A at the same time. On the way, however, the train lost about 12.5 minutes while stopping at the stations. The speed of the car is: 

Your Answer: Option Correct Answer: Option C Explanation: Let speed of the car be x kmph.
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13.  What will be the ratio of simple interest earned by certain amount at the same rate of interest for 6 years and that for 9 years? 

Your Answer: Option Correct Answer: Option C Explanation: Let the principal be P and rate of interest be R%.
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14.  The angle of elevation of a ladder leaning against a wall is 60° and the foot of the ladder is 4.6 m away from the wall. The length of the ladder is: 

Your Answer: Option Correct Answer: Option D Explanation: Let AB be the wall and BC be the ladder. Then, ACB = 60° and AC = 4.6 m.
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15.  The H.C.F. of two numbers is 23 and the other two factors of their L.C.M. are 13 and 14. The larger of the two numbers is: 

Your Answer: Option Correct Answer: Option C Explanation: Clearly, the numbers are (23 x 13) and (23 x 14). Larger number = (23 x 14) = 322. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
16.  If m and n are whole numbers such that mn = 121, the value of (m  1)n + 1 is: 

Your Answer: Option Correct Answer: Option D Explanation: We know that 11^{2} = 121. Putting m = 11 and n = 2, we get: (m  1)^{n + 1} = (11  1)^{(2 + 1)} = 10^{3} = 1000. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
17.  How many days are there in x weeks x days? 

Your Answer: Option Correct Answer: Option B Explanation: x weeks x days = (7x + x) days = 8x days. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
18.  2056 x 987 = ? 

Your Answer: Option Correct Answer: Option B Explanation:
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19.  A hollow iron pipe is 21 cm long and its external diameter is 8 cm. If the thickness of the pipe is 1 cm and iron weighs 8 g/cm3, then the weight of the pipe is: 

Your Answer: Option Correct Answer: Option B Explanation: External radius = 4 cm, Internal radius = 3 cm.
Weight of iron = (462 x 8) gm = 3696 gm = 3.696 kg. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
20.  The banker's gain on a sum due 3 years hence at 12% per annum is Rs. 270. The banker's discount is: 

Your Answer: Option Correct Answer: Option C Explanation:
B.D. = Rs.(750 + 270) = Rs. 1020. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
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