Answer:
7.2 cm
Step-by-step explanation
The area of a rectangle is calculated by multiplying the width and the length together. Therefore:
13 multiplied by x = 93.6
x = 93.6 divided by 13
x= 7.2
 
        
                    
             
        
        
        
Answer: a). 5
Explanation:
5 > 4
        
             
        
        
        
Step-by-step explanation:
Since, y varies inversely as x. 

 
        
             
        
        
        
The radius would be 75.36. In order to receive this answer, you must do 48 times 3.14. You will then receive an answer of 150.72. Then, you have to divide 150.72 by 2 in order to obtain your final answer : 75.36.