SSC Apt Exam 04014

1. The average of 5 consecutive integers starting with ‘m’ is n. What is the average of 6 consecutive integers starting with (m + 2) ?

2 . Out of four numbers, the average of the first three is 18 and that of the last three is 16. If the last number is 19, the first is:

3 . A man sells his goods at 25% profit. Had he purchased it rupees 950 less and sold it rupees 950 less then he would gain 5% more profit. find the initial cost price ?

4 . A shopkeeper promise to sell his goods at x% profit but he uses 20% less weight and gains 37 1/2 % . find the value of x ?

5 . 5 kg of superior quality of rice is mixed with 25 kg of inferior quality rice. The price of superior quality and inferior quality rice is Rs. 18 and Rs. 12 respectively. The average price per kg of the mixture is:

6 . A milkman has two types of milk. In the first container the percentage of milk is 80% and in the second container the percentage of milk is 60%. If he mixes 28 litres of milk of the first container to the 32 litres of milk of the second container, then the percentage of milk in the mixture is :

7 .The population of Mukherjee Nagar is 700. If it increases by 7.14% per annum (i.e., every year). Find the population of the Mukherjee Nagar after one year.

8 . The sum of the numbers of boys and girls in a school is 150. If the number of boys is x, the number of girls becomes x % of the total number of students. The number of boys is :

9. A and B can do a piece of work in 72 days, B and C can do it in 120 days; A and C can do it in 90 days. In what time can A alone do it?

10 . A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in:

11. A certain amount was lent out at 8% per annum rate of simple interest and after one year ` 4680 was paid back and the interest rate on the remaining sum was made 7% per annum. If the interest of second year is 3/4 of the first year’s interest, find the amount lent out

12. The population of a city in 1973 was x, in 1982 was y and in 1991 was z . If in these years population increment rate be the same, find the relation between x,y and z.

13 . Two cars start at the same time from one point and move along two roads at right angles to each other. Their speeds are 36 km/ hour and 48 km hour respectively. After 15 seconds the distance between them will be :

14 . A runs twice as fast as B and B runs thrice as fast as C. The distance covered by C in 72 minutes, will be covered by A in:

15 .

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21 . If each edge of a square be doubled. then the increase percentage in its area is

22. The perimeter and length of a rectangle are 40 m and 12 m respectively. Its breadth will be

23 . Some bricks are arranged in an area measuring 20 c.m. If the length, breadth and height of each brick is 25 cm, 12.5 cm and 8 cm respectively, then the number of bricks are (suppose there is no gap in between two bricks)

24 . Three cubes of sides 6 cm, 8 cm and 1 cm are melted to form a new cube. The surface area of the new cube is

25 .