50,000×5=250,000
250,000÷4=625,000
250,000-625.000=375.00
Sum=375.00
        
             
        
        
        
Hi, thank you for posting your question here at Brainly.
Since this pertains to ethnicities, race and lifestyles, these companies must have targeted the diversity in the U.S population. The diversity is a result of modern technology and modern views of the social norms. Because of this, lifestyles and personalities vary from one person to each other. To a businessman, he must cater to everyone's taste if he wants more profit.
        
             
        
        
        
An industry in which numerous price-taking firms produce identical products.
        
             
        
        
        
No the electronic devices where made to text and easier to text