A rectangular plot 30 m long and 18 m wide is to be covered with grass leaving 2.5 m all around it. Find the area to be laid with grass.

A rectangular plot 30 m long and 18 m wide is to be covered with gras

1.	A rectangular plot 30 m long and 18 m wide is to be covered with grass leaving 2.5 m all around it. Find the area to be laid with grass.
Answer» A rectangular plot $30 m$ long and $18 m$ wide is to be covered with grass leaving $2.5 m$ all around it. Find the area to be laid with grass.