Quantitative Aptitude Questions with answers and Solutions for SSC CPO- SI in CPMF Exam. Maths MCQs Mock Test for free online practice of SI CAPF Exam.
Practice Set : Mathematics (Quantitative Aptitude)
Questions : 50
Medium : English
Level : SSC CPO SI Exam
All Type and topic MCQs – Solved by short tricks
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#1. In an examination, 52% students failed in Hindi and 42% in English. If 17% failed in both the subjects, what percentage of students passed in both the subjects?
#2. A’s salary is 50% more than that of B. How much per cent is B’s salary less than that of A?
#3. Out of the two numbers, 40% of the greater number is equal to 60% of the smaller. If the sum of the numbers is 150, then the greater number is :
#4. A tap can fill a cistern in 8 hours and another tap can empty it in 16 hours. If both the taps are open, the time (in hours) taken to fill the tank will be :
#5. The product of two 2–digit numbers is 2160 and their HCF is 12. The numbers are
#6. Two places P and Q are 162 km apart. A train leaves P for Q and simultaneously another train leaves Q for P. They meet at the end of 6 hours. If the former train travels 8 km/hour faster than the other, then speed of train from Q is :
#7. A supply of juice lasts for 35 days. If its use is increased by 40%, then the number of days would the same amount of juice lasts is :
#8. In an election there were only two candidates. One of the candidates secured 40% of votes and is defeated by the other candidate by 298 votes. The total number of votes polled is :
#9. Nita blends two varieties of tea one costing Rs 180 per kg and another costing Rs 200 per kg in the ratio 5 : 3. If she sells the blended variety at Rs 210 per kg, then her gain percent is :
#10. A single discount equivalent to the series of discounts 20%, 10% and 5% is equal to :
#11. A tank has two pipes. The first pipe can fill it in 4 hours and the second can empty it in 16 hours. If two pipes be opened together at a time, then the tank will be filled in :
#12. Find the unit digit in the product
(4387)245 × (621)72
#13. The compound interest on a certain sum of money at a certain rate for 2 years is Rs 40.80 and the simple interest on the same sum is Rs 40 at the same rate and for the same time. The rate of interest is :
#14. In a school, the ratio of boys to girls is 4 : 3 and the ratio of girls to teachers is 8 : 1. The ratio of students to teachers is :
#15. A person can row $ 7\frac12 $ km an hour in still water and he finds that it takes him twice as long to row up as to row down the river. The speed of the stream is :
#16. A person can row a distance of one km upstream in ten minutes and downstream in four minutes. What is the speed of the stream?
#17. A manufacturer sells an item to a wholesale dealer at a profit of 18%. The wholesaler sells the same to a retailer at a profit of 20%. The retailer in turn sells it to a customer for Rs 15,045 thereby earning a profit of 25%. The cost price of the manufacturer is :
#18. An old article is available for Rs 12000 at cash payment or is available for Rs 7000 cash payment and a monthly instalment of Rs 630 for 8 months. The rate per cent per annum is :
#19. The missing number of the sequence 0, 2, 8, 18,__, 50 is :
#20. If 13 + 23 + … + 103 = 3025, then 4 + 32 + 108 + … + 4000 is equal to
#21. The greatest value among the fractions $ \frac27, \frac13,\frac56, \frac34 $
#22. If the price of a commodity is increased by 50%, by what fraction must its consumption be reduced so as to keep the same expenditure on its consumption?
#23. The square of a natural number subtracted from its cube is 48. The number is
#24. The least number, that must be added to 1720 so as to obtain a perfect cube is :
#25. A boy rides his bicycle 10 km at an average speed of 12 km/hr and again travels 12 km at an average speed of 10 km/hr. His average speed for the entire trip is approximately :
#26. The simplified value of $ (0.2)^3\times 200 \div 2000\: \text{of} \:(0.2)^2 $ is
#27. The compound interest on a certain sum for 2 year at 10% per annum is Rs 525. The simple interest on the same sum for double the time at half the rate percent per annum is :
#28. The middle term(s) of the following series 2 + 4 + 6 + … + 198 is
#29. In two blends of mixed tea, the ratios of Darjeeling and Assam tea are 4 : 7and 2 : 5. The ratio in which these two blends should be mixed to get the ratio of Darjeeling and Assam tea in the new mixture as 6 : 13 is :
#30. When 335 is added to 5A7, the result is 8B2. 8B2 is divisible by 3. What is the largest possible value of A?
#31. The LCM of two multiples of 12 is 1056. If one of the number is 132, the other number is
#32. The ratio of 252.5 : 53 is same as :
#33. . A train is running at 36 km/hr. If it crosses a pole in 25 seconds, then its length is :
#34. If the cost price of 10 articles equals selling price of 9 articles, the gain or loss percent will be :
#35. The average of the largest and smallest 3 digit numbers formed by 0, 2 and 4 would be
#36. A merchant sold an article for Rs 75 at a profit per cent equal to its cost price. The cost price of the article was :
#37. The fourth proportional to 0.12, 0.21, 8 is :
#38. (49)15 – 1 is exactly divisible by
#39. A takes three times as long as B and C together to do a job. B takes four times as long as A and C together to do the work. If all the three, working together can complete the job in 24 days, then the number of days, A alone will take to finish the job is
#40. The sum of four consecutive even numbers is 748. The smallest among them is
#41. The least number, which is to be added to the greatest number of 4 digits so that the sum may be divisible by 345 is :
#42. A boat moves downstream at the rate of 1 km in $ 7\frac1 2 $ minutes and upstream at the rate of 5 km an hour. What is the speed of the boat in the still water?
#43. $ \frac{4.41\times0.16}{2.1\times 1.6 \times 0.21} $ is simplified to
#44. Two boats A and B start towards each other from two places, which is 108 km apart. Speed of the boat A and B in still water are 12 km/hr and 15 km/hr respectively. If A proceeds down and B up the stream, they will meet after how many hours?
#45. A man borrowed some money from a private organization at 5% simple interest per annum. He lends 50% of this money to another person at 10% compound interest per annum and thereby the man made a profit of Rs 3205 in 4 years. How much did the man borrow?
#46. To gain 8% after allowing a discount of 10%, by what percent cost price should be hiked in the list price?
#47. Out of 4 numbers, whose average is 60, the first one is one-fourth of the sum of the last three. The first number is :
#48. A man goes downstream with a boat to some destination and returns upstream to his original place in 5 hours. If the speed of the boat in still water and the stream are 10 km/hr and 4 km/hr respectively, then the distance of the destination from the starting place is :
#49. In what time will Rs 10000 amount to Rs 13310 at 20% per annum if compounded half yearly?
#50. If one-ninth of a certain number exceeds its one-tenth by 4, the number is :
