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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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1.  A right triangle with sides 3 cm, 4 cm and 5 cm is rotated the side of 3 cm to form a cone. The volume of the cone so formed is: 

Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: Clearly, we have r = 3 cm and h = 4 cm.
Learn more problems on : Volume and Surface Area Discuss about this problem : Discuss in Forum 
2.  If the simple interest on a sum of money for 2 years at 5% per annum is Rs. 50, what is the compound interest on the same at the same rate and for the same time? 

Your Answer: Option (Not Answered) Correct Answer: Option A Explanation:
C.I. = Rs. (551.25  500) = Rs. 51.25 Learn more problems on : Compound Interest Discuss about this problem : Discuss in Forum 
3. 


Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
Learn more problems on : Stocks and Shares Discuss about this problem : Discuss in Forum 
4.  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 (Not Answered) Correct Answer: Option B Explanation: By investing Rs. 1552, income = Rs. 128.
Dividend = 8% Learn more problems on : Stocks and Shares Discuss about this problem : Discuss in Forum 
5.  (0.04)^{1.5} = ? 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
= (25)^{(3/2)} = (5^{2})^{(3/2)} = (5)^{2 x (3/2)} = 5^{3} = 125. Learn more problems on : Surds and Indices Discuss about this problem : Discuss in Forum 
6.  A sum of Rs. 12,500 amounts to Rs. 15,500 in 4 years at the rate of simple interest. What is the rate of interest? 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: S.I. = Rs. (15500  12500) = Rs. 3000.
Learn more problems on : Simple Interest Discuss about this problem : Discuss in Forum 
7.  A man takes twice as long to row a distance against the stream as to row the same distance in favour of the stream. The ratio of the speed of the boat (in still water) and the stream is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Let man's rate upstream be x kmph. Then, his rate downstream = 2x kmph.
= 3 : 1. Learn more problems on : Boats and Streams Discuss about this problem : Discuss in Forum 
8.  4.036 divided by 0.04 gives : 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
Learn more problems on : Decimal Fraction Discuss about this problem : Discuss in Forum 
9. 


Your Answer: Option (Not Answered) Correct Answer: Option D Explanation:
Learn more problems on : Decimal Fraction Discuss about this problem : Discuss in Forum 
10.  617 + 6.017 + 0.617 + 6.0017 = ? 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: 617.00 6.017 0.617 + 6.0017  629.6357  Learn more problems on : Decimal Fraction Discuss about this problem : Discuss in Forum 
Insert the missing number.  
11.  8, 7, 11, 12, 14, 17, 17, 22, (....) 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: There are two series (8, 11, 14, 17, 20) and (7, 12, 17, 22) increasing by 3 and 5 respectively. Learn more problems on : Odd Man Out and Series Discuss about this problem : Discuss in Forum 
12.  10, 5, 13, 10, 16, 20, 19, (....) 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
There are two series (10, 13, 16, 19) and (5, 10, 20, 40), one increasing by 3 and the other multiplied by 2.
Learn more problems on : Odd Man Out and Series Discuss about this problem : Discuss in Forum 
Each of the questions given below consists of a question followed by three statements. You have to study the question and the statements and decide which of the statement(s) is/are necessary to answer the question.  
13. 


Your Answer: Option (Not Answered) Correct Answer: Option E Explanation: Capacity = r^{2}h. I gives, r^{2} = 61600. This gives r. II gives, h = 1.5 r. Thus, I and II give the answer. Again, III gives 2r = 880. This gives r. So, II and III also give the answer. Correct answer is (E). Learn more problems on : Volume and Surface Area Discuss about this problem : Discuss in Forum 
14.  Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30° and 45° respectively. If the lighthouse is 100 m high, the distance between the two ships is: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: Let AB be the lighthouse and C and D be the positions of the ships. Then, AB = 100 m, ACB = 30° and ADB = 45°.
Learn more problems on : Height and Distance Discuss about this problem : Discuss in Forum 
15.  Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes? 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Let the required number of bottles be x. More machines, More bottles (Direct Proportion) More minutes, More bottles (Direct Proportion)
6 x 1 x x = 10 x 4 x 270
x = 1800. Learn more problems on : Chain Rule Discuss about this problem : Discuss in Forum 
16.  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 
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
 
17. 


Your Answer: Option (Not Answered) Correct Answer: Option E Explanation: Let the sum be Rs. x. I gives, S.I. = Rs. 7000 and T = 7 years. II gives, Sum + S.I. for 5 years = 2 x Sum Sum = S.I. for 5 years. Now, S.I. for 7 years = Rs. 7000.
Thus, I and II both are needed to get the answer. Correct answer is (E). Learn more problems on : Simple Interest Discuss about this problem : Discuss in Forum 
18.  A train moves past a telegraph post and a bridge 264 m long in 8 seconds and 20 seconds respectively. What is the speed of the train? 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: Let the length of the train be x metres and its speed by y m/sec.
8y + 264 = 20y y = 22.
Learn more problems on : Problems on Trains Discuss about this problem : Discuss in Forum 
19. 
discount. The rate percent is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Let, B.D = Re. 1.
Learn more problems on : Banker's Discount 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 C Explanation: Let the tens and units digit be x and y respectively. Then,
I gives, 4y = 24 y = 6. So, x + 6 = 8 x = 2.
II gives, x^{2} = 36 x = 6. So, 3y = 6 y = 2. Therefore, Either I or II alone sufficient to answer. Learn more problems on : Problems on Numbers Discuss about this problem : Discuss in Forum 