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 Total number of questions : 20.
 Time alloted : 30 minutes.
 Each question carry 1 mark, no negative marks.
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1.  An observer 1.6 m tall is 203 away from a tower. The angle of elevation from his eye to the top of the tower is 30°. The height of the tower is: 

Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: Let AB be the observer and CD be the tower. Draw BE CD. Then, CE = AB = 1.6 m, BE = AC = 203 m.
CD = CE + DE = (1.6 + 20) m = 21.6 m. Learn more problems on : Height and Distance 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
 
2. 


Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: Gain = 20% I. Profit = (S.P.)  (C.P.) = Rs. 40. Thus, I give the answer. But, II does not give the answer. Correct answer is (A). Learn more problems on : Profit and Loss 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.  
3. 


Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: I. Let Ravi's present age be x years. Then, his father's present age = 2x years.
III. Ravi is younger than his brother.
Thus, I and II together give the answer. Clearly, III is redundant. Correct answer is (A). Learn more problems on : Problems on Ages Discuss about this problem : Discuss in Forum 
4.  In how many ways a committee, consisting of 5 men and 6 women can be formed from 8 men and 10 women? 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
Learn more problems on : Permutation and Combination 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
 
5. 


Your Answer: Option (Not Answered) Correct Answer: Option E Explanation:
II. S  5 = 25 (D  5) S = 25D  120 ....(ii)
4S = 120. S = 30. Thus, I and II both together give the answer. So, correct answer is (E). Learn more problems on : Problems on Ages Discuss about this problem : Discuss in Forum 
6. 
0.0169 x ? = 1.3 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Let 0.0169 x x = 1.3. Then, 0.0169x = (1.3)^{2} = 1.69
Learn more problems on : Square Root and Cube Root Discuss about this problem : Discuss in Forum 
7.  A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue? 

Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: Total number of balls = (2 + 3 + 2) = 7. Let S be the sample space.
Let E = Event of drawing 2 balls, none of which is blue.
Learn more problems on : Probability Discuss about this problem : Discuss in Forum 
8. 


Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: S.P. = Rs. 250 each. To find gain percent, we must know the C.P. of each. Correct answer is (B). Learn more problems on : Profit and Loss Discuss about this problem : Discuss in Forum 
9.  The present worth of Rs. 2310 due 2 years hence, the rate of interest being 15% per annum, is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
Learn more problems on : True Discount 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.  
10. 


Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: I. Let the list price be Rs. x.
II. When S.P. = Rs. x and gain = 20%.
Thus, I and II only give the answer. Correct answer is (A). Learn more problems on : Profit and Loss Discuss about this problem : Discuss in Forum 
11.  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 (Not Answered) 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 : Simplification Discuss about this problem : Discuss in Forum 
Insert the missing number.  
12.  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 
13.  Alfred buys an old scooter for Rs. 4700 and spends Rs. 800 on its repairs. If he sells the scooter for Rs. 5800, his gain percent is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Cost Price (C.P.) = Rs. (4700 + 800) = Rs. 5500. Selling Price (S.P.) = Rs. 5800. Gain = (S.P.)  (C.P.) = Rs.(5800  5500) = Rs. 300.
Learn more problems on : Profit and Loss Discuss about this problem : Discuss in Forum 
14.  A takes twice as much time as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
x = 12. So, B takes (12/2) = 6 days to finish the work. Learn more problems on : Time and Work Discuss about this problem : Discuss in Forum 
15.  If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, then the average marks of all the students is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
Learn more problems on : Average Discuss about this problem : Discuss in Forum 
16.  A 300 metre long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform? 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation:
Let the length of the platform be x metres.
3(x + 300) = 1950 x = 350 m. Learn more problems on : Problems on Trains Discuss about this problem : Discuss in Forum 
Find out the wrong number in the given sequence of numbers.  
17.  105, 85, 60, 30, 0, 45, 90 

Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: Subtract 20, 25, 30, 35, 40, 45 from successive numbers. So, 0 is wrong. Learn more problems on : Odd Man Out and Series Discuss about this problem : Discuss in Forum 
18. 


Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
Learn more problems on : Surds and Indices Discuss about this problem : Discuss in Forum 
19.  The expression (11.98 x 11.98 + 11.98 x x + 0.02 x 0.02) will be a perfect square for x equal to: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: Given expression = (11.98)^{2} + (0.02)^{2} + 11.98 x x. For the given expression to be a perfect square, we must have 11.98 x x = 2 x 11.98 x 0.02 or x = 0.04 Learn more problems on : Decimal Fraction Discuss about this problem : Discuss in Forum 
20.  The true discount on a bill of Rs. 540 is Rs. 90. The banker's discount is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: P.W. = Rs. (540  90) = Rs. 450. S.I. on Rs. 450 = Rs. 90.
B.D. = Rs. 108. Learn more problems on : Banker's Discount Discuss about this problem : Discuss in Forum 