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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New Practice of 50 Questions in every attempt
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#1. A double bed is marked at Rs 7500. The shopkeeper allows successive discounts of 8%, 5% and 2% on it. What is the net selling price?
#2. What is the smallest number which leaves remainder 3 when divided by any of the numbers 5, 6 or 8 but leaves no remainder when it is divided by 9 ?
#3. Kamala bought a bicycle for Rs 1650. She had to sell it at a loss of 8%. She sold it for
#4. 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 :
#5. The greatest among the following numbers $ (3)^\frac13, (2)^\frac12,1, (6)^\frac16 $ is
#6. A sum of money placed at compound interest doubles itself in 4 years. In how many years will it amount to four times itself ?
#7. A man travels for 5 hours 15 minutes. If he covers the first half of the journey at 60 km/h and rest at 45 km/h. Find the total distance travelled by him.
#8. If the average of eight consecutive even numbers be 93, then the greatest number among them is :
#9. 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?
#10. By walking at $ \frac34 $ of his usual speed, a man reaches his office 20 minutes later than his usual time. The usual time taken by him to reach his office is :
#11. A cricketer had a certain average of runs for his 64 innings. In his 65th innings, he is bowled out for no score on his part. This brings down his average by 2 runs. His new average of runs is :
#12. If x is less than y by 25% then y exceeds x by
#13. An article marked as Rs 800 is offered at Rs 736 in the off season. The rate of discount offered is :
#14. In what time will Rs 10000 amount to Rs 13310 at 20% per annum if compounded half yearly?
#15. The average of the largest and smallest 3 digit numbers formed by 0, 2 and 4 would be
#16. The compound interest on Rs 30000 at 7% per annum for a certain time is Rs 4347. The time is :
#17. $ (\frac12)^{-\frac12} $ is equal to
#18. The average of 20 numbers is calculated as 35. It is discovered later, that while calculating the average, one number, namely 85, was read as 45. The correct average is :
#19. A can do a piece of work in 6 days. B is 25% more efficient than A. How long would B alone take to finish this work?
#20. $ \frac{5\frac{9}{14}}{5+\frac3{3+\frac1{\frac35}}} $ is equal to
#21. Find the value of $ \frac{2}{1+\frac{1}{1-\frac{1}{2}}} \times\frac{3}{\frac56 \text{of} \frac{3}{2} \div 1\frac14} $
#22. A box contains 280 coins of denomination carrying 1 rupee, 50 paise and 25 paise. The values of each kind of the coins are in the ratio of 8 : 4 : 3. Then the number of 50 paise coins is :
#23. The ratio of the number of boys and girls in a school is 3 : 2. If 20% of the boys and 25% of the girls are scholarship holders, then the percentage of the students, who do not get the scholarship, is :
#24. A number when divided by 221 leaves a remainder 64. What is the remainder if the same number is divided by 13?
#25. The average of 13 results is 70. The average of first seven is 65 and that of the last seven is 75, the seventh result is :
#26. The average salary of all the workers in a workshop is Rs. 8000. The average salary of 7 technicians is Rs.12,000 and the average salary of the rest is Rs.6000. The total number of workers in the workshop is :
#27. How many numbers between 400 and 800 are divisible by 4, 5 and 6?
#28. 1 + 2 + 3 + … + 49 + 50 + 49 + 48 + … + 3 + 2 + 1 is equal to
#29. If A and B are in the ratio 4 : 5 and the difference of their squares is 81, what is the value of A?
#30. The least perfect square, which is divisible by each of 21, 36 and 66 is
#31. Of the three numbers, the second is twice the first and also thrice the third. If the average of the three numbers is 44, the largest number is
#32. A and B can do a work in 12 days, B and C in 15 days and C and A in 20 days. If A, B and C work together, they will complete the work in
#33. Arvind spends 75% of his income and saves the rest. His income is increased by 20% and he increases his expenditure by 10%. Then the increase in savings in percentage is
#34. A sum of Rs 400 amounts to Rs 480 in 4 years. What will it amount to if the rate of interest is increased by 2%?
#35. Simple interest on Rs 500 for 4 years at 6.25% per annum is equal to the simple interest on Rs 400 at 5% per annum for a certain period of time. The period of time is :
#36. The sum of two numbers is 37 and the difference of their squares is 185, then the difference between the two numbers is :
#37. The average marks of a class of 35 children is 35. The marks of one of the students, who got 35, was incorrectly entered as 65. What is the correct average of the class?
#38. Ramesh bought 10 cycles for Rs 500 each. He spent Rs 2000 on the repair of all cycles. He sold five of them for Rs 750 each and the remaining for Rs 550 each. Then the total gain or loss % is :
#39. A shopkeeper allows a discount of 10% on the marked price of a camera. Marked price of the camera, which costs him Rs 600, to make a profit of 20% should be :
#40. A can do a piece of work in 16 days and B in 24 days. They take the help of C and they together finish the work in 6 days. If the total remuneration for the work is Rs 400. The amount (in Rs ) each will receive, in proportion, to do the work is :
#41. If the cost price of 10 articles equals selling price of 9 articles, the gain or loss percent will be :
#42. If the average weight of 6 students is 50 kg; that of 2 students is 51 kg and that of 2 other students is 55 kg; then the average weight of all the students is :
#43. The HCF and LCM of two numbers are 21 and 84 respectively. If the ratio the two numbers is 1 : 4, then the larger of the two numbers is
HCF of numbers = 21
Numbers = 21x and 21y
Where x and y are prime to each other.
Ratio of numbers = 1 : 4
Larger number = 21 × 4 = 84
#44. A sum of money at simple interest triples itself in 15 years. It will become 5 times of itself in :
#45. The average pocket money of 3 friends A, B, C is Rs. 80 in a particular month. If B spends double and C spends triple of what A spends during that month and if the average of their unspent pocket money is Rs. 60, then A spends (in Rs.)
#46. A man is walking at a speed of 10 kmph. After every km, he takes a rest for 5 minutes. How much time will he take to cover a distance of 5 km?
#47. By selling a tape-recorder for Rs 1040 a man gains 4%. If he sells for Rs 950, then his loss will be :
#48. A single discount equivalent to the series of discounts 20%, 10% and 5% is equal to :
#49. Suppose that ‘x’ number of men can finish a piece of work in 30 days. If there were 6 men more, the work could be finished in 10 days less. The original number of men is :
#50. Divide 50 into two parts so that the sum of their reciprocals is $ \frac{1}{12} $
