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Ch-7: Information processing

1.	Problems based on principle of counting Difficulty: medium	2
2.	Possible unique codes Difficulty: medium	2
3.	Fibonacci number Difficulty: easy	1
4.	Difference between two fibonacci numbers Difficulty: easy	1
5.	Find the HCF by repeated division method Difficulty: hard	1
6.	Find the HCF by repeated subtraction method Difficulty: hard	1
7.	Best shopping strategy Difficulty: easy	1
8.	Psychological effect of shopping Difficulty: easy	1
9.	Basics of Fibonacci number Difficulty: easy	1
10.	Basics of Fibonacci number II Difficulty: easy	1
11.	Co-prime numbers Difficulty: easy	1
12.	Prime factors Difficulty: easy	1
13.	Decrypt alpha numeric code Difficulty: easy	1
14.	Cryptology Difficulty: easy	1
15.	Substituting Cypher text Difficulty: easy	1
16.	Encode the mirror image Difficulty: medium	1
17.	Repeated subtraction method Difficulty: hard	1

1.	Student and quiz competition Difficulty: easy	2
2.	Possible outcome of the coins Difficulty: easy	2
3.	Principle of counting Difficulty: easy	2
4.	Determine the Fibonacci numbers and verify the sum Difficulty: hard	1
5.	Find the better shop Difficulty: easy	1

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Methodical recommendation

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