Direction (Q. 1-5): Following table shows the details of total number of students passed in final year exams of graduation from different colleges and the ratio of BA, BSc and BCom students among them.

College

Total

BA

BSc

BCom

A

1298

3

5

3

B

1445

8

5

4

C

1332

5

4

3

D

1740

7

4

4

E

1190

3

2

2

F

2024

8

9

6

G

2250

5

6

7

H

1341

3

2

4

I

1586

3

5

5

J

1984

5

9

2

What is the total number of students who passed BA from all ten colleges together ?

The total population of a village is 12000. If the rate of growth of male population is 15% per year and the rate of growth of female population is 12% per year, and after one year, the total population of the town is 13590, the initial population of females is what percentage of the initial population of males ?

The average age of A and B is 23 years. If C replaces A the average age becomes 34 years, and if C replaces B, the average age becomes 29 years. What is the difference between the age of C and that of A ?

A shopkeeper makes a profit of 20% by selling an item at a certain rate. If he charges `8 more on each item, he earns a profit of 60%. What is the cost price of the item ?

A certain amount of money grows to Rs. 67600 in two years and to Rs. 87880 in three years on interest compounded annually. What is the rate of interest ?