Question

A rectangular piece whose dimensions are $3cm\times 2cm$ was cut from a rectangular sheet of paper of dimensions $6cm\times 5cm$. The area of the remaining sheet of paper is :

• A. $30c{m}^2$
• B. $36c{m}^2$
• C. $24c{m}^2$
• D. $22c{m}^2$

Answer 1

The correct option is C

$24c{m}^2$

Area of Full Sheet = $6cm\times 5cm$ = $30c{m}^2$

Area of The rectangular portion cut out = $3cm\times 2cm$ = $6c{m}^2$

Area of the remaining sheet of paper is = $30c{m}^2$ - $6c{m}^2$ = $24c{m}^2$