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A rectangular piece of dimensions 3cm×2cm was cut from a rectangular sheet of paper of dimensions 6cm×5cm (Fig). What is the area of the remaining sheet of paper?

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24 c m^{2}

36 c m^{2}

30 c m^{2}

22 c m^{2}

answer is A.

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Detailed Solution

It is given that; area of bigger rectangle is 6cm×5cm and the area of smaller rectangle is 3cm×2cm.
Question Image

The area of rectangle is given as

length \times breadth

.
We can calculate the area as,
Area of bigger rectangle=6cm×5cm
=30

{cm}^{2}

Area of smaller rectangle=3cm×2cm
=6

{cm}^{2}

Therefore, area of remaining sheet of paper
=Area of bigger rectangle -Area of smaller rectangle
= (30-6)
=24

c m^{2}

Hence, the correct option is 1.

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