the length of the rectangular hall is 4 meter less than 3 times than the breadth of the hall. what is the length , if the the breadth is b meters?

** HERE IS THE ANSWER**

**IF BREADTH=b meters**

**THEN LENGTH=4 meter less than 3 times than the breadth of the hall.**

**LENGTH=3b-4 meters**

**the length of the rectangular hall is=3b-4 meters**