Maths XI C, D

Mrs. G.R. Valsala

Date of submission : 26/10/09

 

(Maths optional)

 

PERMUTATIONS AND COMBINATIONS

1. How many words, with or without meaning each of 2 vowels and 3 consonants can be formed from the letters of the word DAUGHTER?

1. How many words, with or without meaning, can be formed using all the letters of the word EQUATION at a time so that the vowels and consonants occur together?

1. A committee of 7 has to be formed from nine boys and four girls.  In how many ways can this be done when the committee consists of:

1. Exactly 3 girls? (ii) At least 3 girls? (iii) Almost 3 girls?

BINOMIAL THEOREM

Using Binomial Theorem, evaluate each of the following:

4.   (96)³

5.   (102)⁵

6. (101)⁴

7. Using Binomial Theorem, indicate which number is larger (1.1)¹⁰⁰⁰⁰ or 1000.

8. Find (x+1)⁶ + (x-1)⁶. Hence or otherwise evaluate (√2 + 1)⁶ + (√2 – 1)⁶.

9. Show that 9 ⁿ⁺¹ – 8n – 9 is divisible by 64, whenever n is a positive integer.

English XI

Mr. Asokan

Date of submission: 30/10/2009

 

The rich get richer  and the poor beget children which condemns them to remain poor.Discuss.

Economics XI A,D

 

Mrs.Rekha Rajan.K (PGT Economics) 

Date of submission 20.10.09 
 

1. Find arithmetic mean for the following data: 

  
 

Less than	c.f.
5	10
10	17
15	23
20	48
25	56
30	65
35	83

  

1. Compute median and mode graphically:

  

class	frequency
0-10	5
10-20	25
20-30	59
30-40	92
40-50	107
50-60	125

  

1. Find Q1, Q2 and Q3:

  

  

Class	frequency
0-10	6
10-20	8
20-30	2
30-40	3
40-50	1
50-60	5
60-70	7

  
 
 
 
 
 
 
 
 
 
 
 
 

English XI

Mr. Asokan, PGT,Eng

Date: 19/09/09

 

Alpha School recently organszed a course in First Aid for students of senior students  . Vivek of classxi

writes areport on the programme giving necessary details for the school magazine .Write the report in 125 words.

Economics XI A,D

Mrs. Rekha Rajan, PGT, Eco.

 

1. Prepare a frequency array: 7,9,24,5,0,22,14,17,9,16,12,19,0,2,1,6,7,1,2,10 

      Date: 16.09.09

2. Differentiate Discrete variable from continuous variable   Date: 19.09.09

3. What do you meant by spatial classification       Date: 22.09.09

English XI

Mr. Ashokan, PGT, Eng

Date of submission: 14/09/2009

 

Find out the differences between Chinese painting and European painting.

English XI

Mr. Asokan, PGT Eng

Date of submission:15/08/2009

Tradition and rituals should be respected. Discuss.

Economics XI A,D

Mrs. Rekha Rajan K., PGT(Eco)

 

UNIT: 3

TOPIC: Liberalisation, Privatisation and Globalisation: An Appraisal

1. Prepare a list of:
   1. Nationalised banks in India
   2. Private banks in India
   3. International banks with branches in India
   4. Commercial banks (public and private sector) in India
   5. Scheduled banks
   6. Investment banks in India
   7. Stock exchanges in India (preferably one from Kerala)

BUSINESS STUDIES XI

Mr. R. John, PGT(Comm)                                               

                        

Answer all the questions.

1. What are economic activities?                  

2. What is export trade?                                             

3. Define Partnership?                 

4. Write any two limitations of Soleproprietorship?          

5. Differentiate between Profession &Employment.         

6. What is business risk? State its causes?                      

7. What is co-operative society? State its merits.               

    8. What are the limitations of Joint hindu family business?

9. What is an industry? Explain any 2 types of industries. 

10. Briefly explain any  four  types of partners?                 

11.Define Commerce? Explain its functions.                   

12. Explain the meaning and features of       Soleproprietorship?          

13. What is Business? Explain any five Objectives?         

14.   Explain the  important factors to be considered for starting   a business?

Physics XI E

Mr. Mathew Abraham, PGT(Phy)

Date of Submission 25 July 2009 (Saturday)

 

Text Book Exercise 3.1 to 3.28