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 Total number of questions : 20.
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1.  A library has an average of 510 visitors on Sundays and 240 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is: 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: Since the month begins with a Sunday, to there will be five Sundays in the month.
Learn more problems on : Average Discuss about this problem : Discuss in Forum 
2.  Six years ago, the ratio of the ages of Kunal and Sagar was 6 : 5. Four years hence, the ratio of their ages will be 11 : 10. What is Sagar's age at present? 

Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: Let the ages of Kunal and Sagar 6 years ago be 6x and 5x years respectively.
10(6x + 10) = 11(5x + 10) 5x = 10 x = 2. Sagar's present age = (5x + 6) = 16 years. Learn more problems on : Problems on Ages Discuss about this problem : Discuss in Forum 
3.  The age of father 10 years ago was thrice the age of his son. Ten years hence, father's age will be twice that of his son. The ratio of their present ages is: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Let the ages of father and son 10 years ago be 3x and x years respectively. Then, (3x + 10) + 10 = 2[(x + 10) + 10] 3x + 20 = 2x + 40 x = 20. Required ratio = (3x + 10) : (x + 10) = 70 : 30 = 7 : 3. Learn more problems on : Problems on Ages Discuss about this problem : Discuss in Forum 
4.  At what angle the hands of a clock are inclined at 15 minutes past 5? 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
Learn more problems on : Clock Discuss about this problem : Discuss in Forum 
5.  If log_{10} 5 + log_{10} (5x + 1) = log_{10} (x + 5) + 1, then x is equal to: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: log_{10} 5 + log_{10} (5x + 1) = log_{10} (x + 5) + 1 log_{10} 5 + log_{10} (5x + 1) = log_{10} (x + 5) + log_{10} 10 log_{10} [5 (5x + 1)] = log_{10} [10(x + 5)] 5(5x + 1) = 10(x + 5) 5x + 1 = 2x + 10 3x = 9 x = 3. Learn more problems on : Logarithm Discuss about this problem : Discuss in Forum 
6.  In a game of 100 points, A can give B 20 points and C 28 points. Then, B can give C: 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: A : B = 100 : 80. A : C = 100 : 72.
B can give C 10 points. Learn more problems on : Races and Games Discuss about this problem : Discuss in Forum 
7.  Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation:
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8.  The percentage profit earned by selling an article for Rs. 1920 is equal to the percentage loss incurred by selling the same article for Rs. 1280. At what price should the article be sold to make 25% profit? 

Your Answer: Option (Not Answered) Correct Answer: Option A Explanation: Let C.P. be Rs. x.
1920  x = x  1280 2x = 3200 x = 1600
Video Explanation: https://youtu.be/0tTd5TwCspY Learn more problems on : Profit and Loss Discuss about this problem : Discuss in Forum 
9.  A man invests some money partly in 9% stock at 96 and partly in 12% stock at 120. To obtain equal dividends from both, he must invest the money in the ratio: 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation:
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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
 
10. 


Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: Let there be x children. I gives, age of teacher = x years. II gives, average age of (x + 1) persons = (x + 1) years. Teacher's age = (x + 1) (x + 1)  x^{2} = (x^{2} + 1 + 2x)  x^{2} = (1 + 2x) Thus, teacher's age cannot be obtained. Correct answer is (D) Learn more problems on : Average Discuss about this problem : Discuss in Forum 
11.  A sum of Rs. 725 is lent in the beginning of a year at a certain rate of interest. After 8 months, a sum of Rs. 362.50 more is lent but at the rate twice the former. At the end of the year, Rs. 33.50 is earned as interest from both the loans. What was the original rate of interest? 

Your Answer: Option (Not Answered) Correct Answer: Option E Explanation: Let the original rate be R%. Then, new rate = (2R)%. Note:
(2175 + 725) R = 33.50 x 100 x 3 (2175 + 725) R = 10050 (2900)R = 10050
Original rate = 3.46% Learn more problems on : Simple Interest Discuss about this problem : Discuss in Forum 
12.  A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and c in 198 seconds, all starting at the same point. After what time will they again at the starting point ? 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: L.C.M. of 252, 308 and 198 = 2772. So, A, B and C will again meet at the starting point in 2772 sec. i.e., 46 min. 12 sec. Learn more problems on : Problems on H.C.F and L.C.M Discuss about this problem : Discuss in Forum 
13.  Which of the following has the most number of divisors? 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: 99 = 1 x 3 x 3 x 11 101 = 1 x 101 176 = 1 x 2 x 2 x 2 x 2 x 11 182 = 1 x 2 x 7 x 13 So, divisors of 99 are 1, 3, 9, 11, 33, .99 Divisors of 101 are 1 and 101 Divisors of 176 are 1, 2, 4, 8, 11, 16, 22, 44, 88 and 176 Divisors of 182 are 1, 2, 7, 13, 14, 26, 91 and 182. Hence, 176 has the most number of divisors. Learn more problems on : Problems on H.C.F and L.C.M Discuss about this problem : Discuss in Forum 
14.  The G.C.D. of 1.08, 0.36 and 0.9 is: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: Given numbers are 1.08, 0.36 and 0.90. H.C.F. of 108, 36 and 90 is 18, H.C.F. of given numbers = 0.18. Learn more problems on : Problems on H.C.F and L.C.M Discuss about this problem : Discuss in Forum 
15.  One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in: 

Your Answer: Option (Not Answered) Correct Answer: Option C Explanation: Let the slower pipe alone fill the tank in x minutes.
x = 144 min. Learn more problems on : Pipes and Cistern Discuss about this problem : Discuss in Forum 
16.  (25)^{7.5} x (5)^{2.5} ÷ (125)^{1.5} = 5^{?} 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Let (25)^{7.5} x (5)^{2.5} ÷ (125)^{1.5} = 5^{x}.
5^{x} = 5^{(15 + 2.5  4.5)} 5^{x} = 5^{13} x = 13. Learn more problems on : Surds and Indices Discuss about this problem : Discuss in Forum 
17.  A fruit seller had some apples. He sells 40% apples and still has 420 apples. Originally, he had: 

Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: Suppose originally he had x apples. Then, (100  40)% of x = 420.
Video Explanation: https://youtu.be/Pv25Do3WwY Learn more problems on : Percentage Discuss about this problem : Discuss in Forum 
18.  An industrial loom weaves 0.128 metres of cloth every second. Approximately, how many seconds will it take for the loom to weave 25 metres of cloth? 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Le the required time be x seconds. More metres, More time (Direct Proportion) 0.128 : 25 :: 1 : x 0.128x = 25 x 1
x = 195.31. Required time = 195 sec (approximately). 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
 
19. 


Your Answer: Option (Not Answered) Correct Answer: Option D Explanation: Let Principal = Rs. P and Rate = R% p.a. Then,
Clearly, it does not give the answer. Correct answer is (D). Learn more problems on : Compound Interest Discuss about this problem : Discuss in Forum 
Find out the wrong number in the given sequence of numbers.  
20.  4, 6, 8, 9, 10, 11, 12 

Your Answer: Option (Not Answered) Correct Answer: Option B Explanation: Each number is a composite number except 11. Learn more problems on : Odd Man Out and Series Discuss about this problem : Discuss in Forum 