1. Find K, 5 5 1
K 1 1 = 0
11 7 1
2. If the interest is being compounded m times a year, give the Formula for compound amount S.
3. Define Annuity.
4. Define Sequence.
5. Which term of the progression 19,18 1/5,17 2/5…is the first negative term?
6. What is mean by average?
7. Define Statistics.
8. Give formula of mode in case of continuous series?
9. Five advantages of tabulation?
10. What are the limitations of Statistics?
11. What is meant by Association of two attribute?
12. What is Secondary Data?
13. What is meant by time series Analysis?
14.What is Frequency?
15.What is Class Interval?
Essay Type Questions
1. Using Cramer’s rule solve the following
6X +Y-3Z =5
X+3Y -2Z =5
2X +Y +4Z =8
2. Prove that; 1+a – b 2ab -2b
2ab 1-a+b 2a = (1+a+b
2b -2b 1-a +b
3. The sum of the first p, q, r term of an A.P are a, b, c |
