Question

If X and Y are inversely related and the value of X is increasing then the value​

Answer 1

Given x  is inversely proportional to  y

Thus, x=  

y

k

​  

 where k is constant or,  

x  

2

​  

 

x  

1

​  

 

​  

=  

y  

1

​  

 

y  

2

​  

 

​  

 

Letx  

1

​  

=100,y  

1

​  

=100.  

Since x  

1

​  

 is increased by 20%

Then, let x  

2

​  

=120

Thus,  

120

100

​  

=  

100

y  

2

​  

 

​  

 

y  

2

​  

=  

120

100×100

​  

=83  

3

1

​  

 

Therefore,, decrease in y  

2

​  

=  

100

100−83.3

​  

×100=16  

3

2

​  

%