Question

By What should ( 1/2)-1 be multiplied so that the product is (-5/4)-1​

Answer 1

Solution  

Let the number be x.

According to the question,

x×(−5)  −1 =(−8)  

−1

 

x×  

−5

1

​

=  

−8

1

​

 

x×  

5

1

​

=  

8

1

​

 

x=  

8

5

​

 

Hence, this is the answer.