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1.  The speed of a boat in still water in 15 km/hr and the rate of current is 3 km/hr. The distance travelled downstream in 12 minutes is: 

Your Answer: Option Correct Answer: Option D Explanation: Speed downstream = (15 + 3) kmph = 18 kmph.
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2.  The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team? 

Your Answer: Option Correct Answer: Option A Explanation: Let the average age of the whole team by x years. 11x  (26 + 29) = 9(x 1) 11x  9x = 46 2x = 46 x = 23. So, average age of the team is 23 years. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
3.  A wheel that has 6 cogs is meshed with a larger wheel of 14 cogs. When the smaller wheel has made 21 revolutions, then the number of revolutions mad by the larger wheel is: 

Your Answer: Option Correct Answer: Option B Explanation: Let the required number of revolutions made by larger wheel be x. Then, More cogs, Less revolutions (Indirect Proportion) 14 : 6 :: 21 : x 14 x x = 6 x 21
x = 9. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
4.  A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be: 

Your Answer: Option Correct Answer: Option D Explanation: Let the number of hens be x and the number of cows be y. Then, x + y = 48 .... (i) and 2x + 4y = 140 x + 2y = 70 .... (ii) Solving (i) and (ii) we get: x = 26, y = 22. The required answer = 26. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
5.  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 
6.  A tank is filled by three pipes with uniform flow. The first two pipes operating simultaneously fill the tank in the same time during which the tank is filled by the third pipe alone. The second pipe fills the tank 5 hours faster than the first pipe and 4 hours slower than the third pipe. The time required by the first pipe is: 

Your Answer: Option Correct Answer: Option C Explanation: Suppose, first pipe alone takes x hours to fill the tank . Then, second and third pipes will take (x 5) and (x  9) hours respectively to fill the tank.
(2x  5)(x  9) = x(x  5) x^{2}  18x + 45 = 0 (x  15)(x  3) = 0 x = 15. [neglecting x = 3] Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
7.  Ravi and Kumar are working on an assignment. Ravi takes 6 hours to type 32 pages on a computer, while Kumar takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages? 

Your Answer: Option Correct Answer: Option C Explanation:
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8.  In a race of 200 m, A can beat B by 31 m and C by 18 m. In a race of 350 m, C will beat B by: 

Your Answer: Option Correct Answer: Option B Explanation:
A : B = 200 : 169. A : C = 200 : 182.
When C covers 182 m, B covers 169 m.
Therefore, C beats B by (350  325) m = 25 m. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
9. 


Your Answer: Option Correct Answer: Option B Explanation:
= (3 + 2√2) + (3  2√2)  2 = 4.
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10.  The average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person? 

Your Answer: Option Correct Answer: Option C Explanation: Total weight increased = (8 x 2.5) kg = 20 kg. Weight of new person = (65 + 20) kg = 85 kg. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
11.  Free notebooks were distributed equally among children of a class. The number of notebooks each child got was oneeighth of the number of children. Had the number of children been half, each child would have got 16 notebooks. Total how many notebooks were distributed ? 

Your Answer: Option Correct Answer: Option C Explanation: Let total number of children be x.
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12.  A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is: 

Your Answer: Option Correct Answer: Option D Explanation: Let original length = x and original breadth = y.
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13.  A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day? 

Your Answer: Option Correct Answer: Option B Explanation:
Whole work will be done in (3 x 5) = 15 days. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
14.  The sum of first five prime numbers is: 

Your Answer: Option Correct Answer: Option D Explanation: Required sum = (2 + 3 + 5 + 7 + 11) = 28. Note: 1 is not a prime number. Definition: A prime number (or a prime) is a natural number that has exactly two distinct natural number divisors: 1 and itself. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
15.  A twodigit number is such that the product of the digits is 8. When 18 is added to the number, then the digits are reversed. The number is: 

Your Answer: Option Correct Answer: Option B Explanation:
10x^{2} + 8 + 18x = 80 + x^{2} 9x^{2} + 18x  72 = 0 x^{2} + 2x  8 = 0 (x + 4)(x  2) = 0 x = 2. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
16.  (935421 x 625) = ? 

Your Answer: Option Correct Answer: Option B Explanation:
= 584638125 Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
17.  The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero? 

Your Answer: Option Correct Answer: Option D Explanation: Average of 20 numbers = 0. Sum of 20 numbers (0 x 20) = 0. It is quite possible that 19 of these numbers may be positive and if their sum is a then 20th number is (a). Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
18.  In how many ways can a group of 5 men and 2 women be made out of a total of 7 men and 3 women? 

Your Answer: Option Correct Answer: Option A Explanation: Required number of ways = (^{7}C_{5} x ^{3}C_{2}) = (^{7}C_{2} x ^{3}C_{1}) =7 x 6x 3= 63.2 x 1 Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
19.  In a regular week, there are 5 working days and for each day, the working hours are 8. A man gets Rs. 2.40 per hour for regular work and Rs. 3.20 per hours for overtime. If he earns Rs. 432 in 4 weeks, then how many hours does he work for ? 

Your Answer: Option Correct Answer: Option B Explanation: Suppose the man works overtime for x hours. Now, working hours in 4 weeks = (5 x 8 x 4) = 160. 160 x 2.40 + x x 3.20 = 432 3.20x = 432  384 = 48 x = 15. Hence, total hours of work = (160 + 15) = 175. Learn more problems on : Online Aptitude Test Discuss about this problem : Discuss in Forum 
20.  Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank? 

Your Answer: Option Correct Answer: Option A Explanation:
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