15. Four mark example problems II

1. The length of a rectangular field exceeds its breadth by $9$ metres. If the perimeter of the field is $154 \ m$, find the length and breadth of the field.

 

Answer:

 

Length $=$ $m$

 

Breadth $=$ $m$

 

2. There is a wooden piece of length $2 \ m$. A carpenter wants to cut it into two pieces such that the first piece is $40 \ cm$ smaller than twice the other piece. What is the length of the smaller piece?

 

Answer:

 

Length of the smaller piece $=$ $cm$