A table top measures 2 m by 1 m 50 cm. What is its area in square metres?

We know that,

Area of rectangle = Length × Breadth

It is given in the question that,

Length of rectangle = 2 m

Breadth of rectangle = 1 m50 cm = (1 + ) m = 1.5 m

Therefore,

Area = Length × Breadth

= 2 × 1.5

= 3 m²