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Instruction:
 Total number of questions : 20.
 Time alloted : 30 minutes.
 Each question carry 1 mark, no negative marks.
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 All the best :).
Insert the missing number.  
1.  4, 8, 16, 32, 64, (....) 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Each number is the proceeding number multiplied by 2. So, the required number is 128. Learn more problems on : Odd Man Out and Series Discuss about this problem : Discuss in Forum 
2.  Q is as much younger than R as he is older than T. If the sum of the ages of R and T is 50 years, what is definitely the difference between R and Q's age? 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: Given that: 1. The difference of age b/w R and Q = The difference of age b/w Q and T. 2. Sum of age of R and T is 50 i.e. (R + T) = 50. Question: R  Q = ?. Explanation: R  Q = Q  T (R + T) = 2Q Now given that, (R + T) = 50 So, 50 = 2Q and therefore Q = 25. Question is (R  Q) = ? Here we know the value(age) of Q (25), but we don't know the age of R. Therefore, (RQ) cannot be determined. Learn more problems on : Problems on Ages Discuss about this problem : Discuss in Forum 
Find the odd man out.  
3.  1, 4, 9, 16, 20, 36, 49 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: The pattern is 1^{2}, 2^{2}, 3^{2}, 4^{2}, 5^{2}, 6^{2}, 7^{2}. But, instead of 5^{2}, it is 20 which to be turned out.
Learn more problems on : Odd Man Out and Series Discuss about this problem : Discuss in Forum 
Find out the wrong number in the given sequence of numbers.  
4.  6, 13, 18, 25, 30, 37, 40 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: The differences between two successive terms from the beginning are 7, 5, 7, 5, 7, 5. So, 40 is wrong. Learn more problems on : Odd Man Out and Series Discuss about this problem : Discuss in Forum 
5.  The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is: 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: Let the numbers be 3x and 4x. Then, their H.C.F. = x. So, x = 4. So, the numbers 12 and 16. L.C.M. of 12 and 16 = 48. Learn more problems on : Problems on H.C.F and L.C.M Discuss about this problem : Discuss in Forum 
6.  The smallest number which when diminished by 7, is divisible 12, 16, 18, 21 and 28 is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Required number = (L.C.M. of 12,16, 18, 21, 28) + 7
= 1008 + 7 = 1015 Learn more problems on : Problems on H.C.F and L.C.M Discuss about this problem : Discuss in Forum 
7.  The diagonal of a rectangle is 41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: l^{2} + b^{2} = 41. Also, lb = 20. (l + b)^{2} = (l^{2} + b^{2}) + 2lb = 41 + 40 = 81 (l + b) = 9. Perimeter = 2(l + b) = 18 cm. Learn more problems on : Area Discuss about this problem : Discuss in Forum 
8.  Goods were bought for Rs. 600 and sold the same for Rs. 688.50 at a credit of 9 months and thus gaining 2% The rate of interest per annum is: 

Your Answer: Option (Not Answered) Correct Answer: Option A Explanation:
Now, P.W. = Rs. 612 and sum = Rs. 688.50. T.D. = Rs. (688.50  612) = Rs. 76.50. Thus, S.I. on Rs. 612 for 9 months is Rs. 76.50.
Learn more problems on : True Discount Discuss about this problem : Discuss in Forum 
9. 
If a = 0.1039, then the value of 4a^{2}  4a + 1 + 3a is: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: 4a^{2}  4a + 1 + 3a = (1)^{2} + (2a)^{2}  2 x 1 x 2a + 3a = (1  2a)^{2} + 3a = (1  2a) + 3a = (1 + a) = (1 + 0.1039) = 1.1039 Learn more problems on : Square Root and Cube Root Discuss about this problem : Discuss in Forum 
10.  Sam purchased 20 dozens of toys at the rate of Rs. 375 per dozen. He sold each one of them at the rate of Rs. 33. What was his percentage profit? 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
Selling Price of 1 toy = Rs. 33 So, Gain = Rs. (33  31.25) = Rs. 1.75
Learn more problems on : Profit and Loss Discuss about this problem : Discuss in Forum 
11.  Rajeev buys good worth Rs. 6650. He gets a rebate of 6% on it. After getting the rebate, he pays sales tax @ 10%. Find the amount he will have to pay for the goods. 

Your Answer: Option (Not Answered) Correct Answer: Option A Explanation:
Final amount = Rs. (6251 + 625.10) = Rs. 6876.10 Learn more problems on : Percentage Discuss about this problem : Discuss in Forum 
12. 


Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
x  1 = 3  x 2x = 4 x = 2. Learn more problems on : Surds and Indices Discuss about this problem : Discuss in Forum 
13.  A container contains 40 litres of milk. From this container 4 litres of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container? 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation:
Learn more problems on : Alligation or Mixture Discuss about this problem : Discuss in Forum 
14.  A bag contains 4 white, 5 red and 6 blue balls. Three balls are drawn at random from the bag. The probability that all of them are red, is: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: Let S be the sample space.
Let E = event of getting all the 3 red balls.
Learn more problems on : Probability Discuss about this problem : Discuss in Forum 
15.  How many times in a day, the hands of a clock are straight? 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: In 12 hours, the hands coincide or are in opposite direction 22 times. In 24 hours, the hands coincide or are in opposite direction 44 times a day. Learn more problems on : Clock Discuss about this problem : Discuss in Forum 
16.  A large tanker can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half? 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation:
Suppose the tank is filled in x minutes.
x = 30 min. Learn more problems on : Pipes and Cistern Discuss about this problem : Discuss in Forum 
17.  Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes, and 10 minutes respectively. When the tank is empty, all the three pipes are opened. A, B and C discharge chemical solutions P,Q and R respectively. What is the proportion of the solution R in the liquid in the tank after 3 minutes? 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
Learn more problems on : Pipes and Cistern Discuss about this problem : Discuss in Forum 
18.  In a camp, there is a meal for 120 men or 200 children. If 150 children have taken the meal, how many men will be catered to with remaining meal? 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: There is a meal for 200 children. 150 children have taken the meal. Remaining meal is to be catered to 50 children. Now, 200 children 120 men.
Learn more problems on : Chain Rule Discuss about this problem : Discuss in Forum 
19.  In a dairy farm, 40 cows eat 40 bags of husk in 40 days. In how many days one cow will eat one bag of husk? 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: Let the required number of days be x. Less cows, More days (Indirect Proportion) Less bags, Less days (Direct Proportion)
1 x 40 x x = 40 x 1 x 40 x = 40. Learn more problems on : Chain Rule Discuss about this problem : Discuss in Forum 
Each of the questions given below consists of a statement and / or a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statement(s) is / are sufficient to answer the given question. Read the both statements and
 
20. 


Your Answer: Option (Not Answered) Correct Answer: Option E Explanation: Let the two trains of length a metres and b metres be moving in opposite directions at u m/s and v m/s.
a = (375  180) = 195 m. Learn more problems on : Problems on Trains Discuss about this problem : Discuss in Forum 