6. Two mark example problems I

1. By proportionality law, check whether \(3 : 2\) and \(30 : 20\) are in proportion.

 

 

The given are not in proportionin proportion.

 

2. A picture is resized in a computer as shown below.

 

 

Do you observe any change in shape and size of the picture? Check whether the ratios formed by its length and breadth are in proportion by cross product method.

 

 

The given are in proportionnot in proportion.