SSC Apt Exam 04002

1. The Average of 7 data is 34 and the Average of first 3 data is 28 and the Average of next two data is 47. Find the average of last 2 data.

2.The Avarage of 8 number is 20. The avg. of first two number is 15.5 and the avg. of next 3 number is 21 1\3 . If the 6th no. is 4 less than the 7th and 7 less then the 8th number Find the 8th number ?

3. A dishonest shopkeeper uses a 900 gram weight instead of 1 kilogram weight. Find his profit percent if he sells per kilogram at the same price as he buys a kilogram.

4. A manufacturer makes a profit of 15% by selling a colour TV for ` 6900. If the cost of manufacturing increases by 30% and the price paid by the retailer is increasesd by 20% find the profit percent made by the manufacurer.

5. The sum of three numbers is 275. If the ratio between the first and second be 3 : 7 and that between the second and third be 2 : 5, then find the second number.

6. If A : B = 3 : 4, B : C = 5 : 7 and C : D = 3 : 5, then find A : B : C : D.

7. If we express 41 3 /17 % as a fraction, then it is equal to

8. In an election between 2 candidates, Rajesh gets 65%of the total valid votes. If the to-tal votes were 6000, what is the number of valid votes that the other candidate Bhuvnesh gets, if 25% of the total votes were declared invalid ?

9. P can do the work in 15 days and Q can do the same work in 30 days. In how many days they work together to finish the same work?

10. A can do a piece of work in 23 days and B in 29 days. In how many days they work together to finish the work?

11. A certain amount becomes ` 1200 in 6 years and `1350 in 9 years at certain rate of simple interest. Find the rate of simple interest-

12. Sita invested rs 10,000 at 16% per annum in a private company. Her sister Harsha invested an equal amount at 15% per annum in another company but in this company the interest is payable compounded half yearly. Find after 1 1/2 year who will get more interest ?

13. A man walking at the rate of 5 km/hr crosses a bridge in 15 minutes. The length of the bridge (in metres) is :

14. A man reduces his speed to 2/3, he takes 1 hour more in walking a certain distace. The time (in hours) to cover the distance with his normal speed is:

15. The ratio of two complementary angle is 1 : 5. What is the difference between the two angles?

16. An angle is equal to one-third of its supplement. Find its measure :

17.

18. The breadth of a rectangular hall is three-fourth of its length. If the area of the floor is 768 sq. m. , then the difference between the length and breadth of the hall is:

19. The volume of cuboid is twice the volume of a cube. If the dimensions of the cuboid are 9 cm, 8 cm and 6 cm, the total surface area of the cube is:

20.

21 Find the unit digit of (3625)333 × (4268)645

22. Find the unit digit of 641 × 673 × 677 × 679 × 681

23. A and B start at the same time with speeds of 40 km/hr and 50 km/hr respectively. If in covering the journey A takes 15 minutes longer than B, the total distance of the journey is:

24. Between a square of perimeter 44 cm and a circle of circumference 44 cm, which figure has larger area and by how much ?

25. The average age of 30 students of a class is 14 years 4 months. Due to of the younger one among new 5 students is 9 years 11 months. Find the average of remaining four new studentsadmission of 5 new students the average becomes 13 years 9 months, while the age