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 Total number of questions : 20.
 Time alloted : 30 minutes.
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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
 
1. 


Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: P + Q + R + S = (30 x 4) P + Q + R + S = 120 .... (i) I. P + R = 60 .... (ii) II. S = (R  10) .... (iii) From (i), (ii) and (iii), we cannot find R. Correct answer is (D) Learn more problems on : Average Discuss about this problem : Discuss in Forum 
2.  Two pipes A and B can fill a cistern in 37 minutes and 45 minutes respectively. Both pipes are opened. The cistern will be filled in just half an hour, if the B is turned off after: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Let B be turned off after x minutes. Then, Part filled by (A + B) in x min. + Part filled by A in (30 x) min. = 1.
11x + 180  6x = 225. x = 9. Learn more problems on : Pipes and Cistern Discuss about this problem : Discuss in Forum 
3.  A man buys a watch for Rs. 1950 in cash and sells it for Rs. 2200 at a credit of 1 year. If the rate of interest is 10% per annum, the man: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
Gain = Rs. (2000  1950) = Rs. 50. Learn more problems on : True Discount Discuss about this problem : Discuss in Forum 
4.  What is the probability of getting a sum 9 from two throws of a dice? 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: In two throws of a dice, n(S) = (6 x 6) = 36. Let E = event of getting a sum ={(3, 6), (4, 5), (5, 4), (6, 3)}.
Learn more problems on : Probability Discuss about this problem : Discuss in Forum 
5.  A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: Here, n(S) = 52. Let E = event of getting a queen of club or a king of heart. Then, n(E) = 2.
Learn more problems on : Probability Discuss about this problem : Discuss in Forum 
6.  A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
Learn more problems on : Time and Work Discuss about this problem : Discuss in Forum 
7.  A and B together can do a piece of work in 30 days. A having worked for 16 days, B finishes the remaining work alone in 44 days. In how many days shall B finish the whole work alone? 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: Let A's 1 day's work = x and B's 1 day's work = y.
Hence, B alone shall finish the whole work in 60 days. Learn more problems on : Time and Work Discuss about this problem : Discuss in Forum 
8.  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 (Not Answered) Correct Answer: Option C Explanation:
Learn more problems on : Time and Work Discuss about this problem : Discuss in Forum 
Find out the wrong number in the given sequence of numbers.  
9.  36, 54, 18, 27, 9, 18.5, 4.5 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
The terms are alternatively multiplied by 1.5 and divided by 3. However, 18.5 does not satisfy it.
Learn more problems on : Odd Man Out and Series Discuss about this problem : Discuss in Forum 
10.  The fourth proportional to 5, 8, 15 is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Let the fourth proportional to 5, 8, 15 be x. Then, 5 : 8 : 15 : x 5x = (8 x 15)
Learn more problems on : Ratio and Proportion Discuss about this problem : Discuss in Forum 
11.  The present worth of a certain bill due sometime hence is Rs. 800 and the true discount is Rs. 36. The banker's discount is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
B.D. = (T.D. + B.G.) = Rs. (36 + 1.62) = Rs. 37.62 Learn more problems on : Banker's Discount Discuss about this problem : Discuss in Forum 
12.  The banker's discount on Rs. 1600 at 15% per annum is the same as true discount on Rs. 1680 for the same time and at the same rate. The time is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: S.I. on Rs. 1600 = T.D. on Rs. 1680. Rs. 1600 is the P.W. of Rs. 1680, i.e., Rs. 80 is on Rs. 1600 at 15%.
Learn more problems on : Banker's Discount Discuss about this problem : Discuss in Forum 
13.  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 
14.  A tank is 25 m long, 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise per sq. m, is: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
Learn more problems on : Area Discuss about this problem : Discuss in Forum 
15.  In a shower, 5 cm of rain falls. The volume of water that falls on 1.5 hectares of ground is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: 1 hectare = 10,000 m^{2} So, Area = (1.5 x 10000) m^{2} = 15000 m^{2}.
Video Explanation: https://youtu.be/dDbVuBzYop8 Learn more problems on : Volume and Surface Area Discuss about this problem : Discuss in Forum 
16.  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 (Not Answered) 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 : Races and Games Discuss about this problem : Discuss in Forum 
17.  The difference between a twodigit number and the number obtained by interchanging the positions of its digits is 36. What is the difference between the two digits of that number? 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Let the ten's digit be x and unit's digit be y. Then, (10x + y)  (10y + x) = 36 9(x  y) = 36 x  y = 4. Video Explanation: https://youtu.be/7QOJjAmGVx0 Learn more problems on : Problems on Numbers Discuss about this problem : Discuss in Forum 
18.  If onethird of onefourth of a number is 15, then threetenth of that number is: 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: Let the number be x.
Video Explanation: https://youtu.be/z49OUnzTnwY Learn more problems on : Problems on Numbers Discuss about this problem : Discuss in Forum 
19. 


Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
Learn more problems on : Surds and Indices Discuss about this problem : Discuss in Forum 
20.  A boat running downstream covers a distance of 16 km in 2 hours while for covering the same distance upstream, it takes 4 hours. What is the speed of the boat in still water? 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
Video Explanation: https://youtu.be/3D8uAfzz3l0 Learn more problems on : Boats and Streams Discuss about this problem : Discuss in Forum 