Intermediate level revision chapter 16

Some solutions regarding to chicken and rabbit problem.
Please do accept the challenge!

Intermediate level revision chapter 16

UP 2011 Challenging Questions

Requested solutions from students. Please feel free to inform if you have found error s or you have  better solutions.

Question 30 is a quite challenging question. Please do try it. You may have a better solution.

Thanks.

Question 26
Question 27
Question 28
Question 29
Question 30

Page Number Problem

Please refer to the link to download the file.

Page Number Problem

Tricks in calculation

Here are some interesting tricks and example in calcuation. 

It may not fulfill all conditions. 

Thanks...

MATHS IS FUN!!!

Tricks in Calculation