Answer:
'Phone Mart has the cheaper price for the mobile phone.
Step-by-step explanation:
Discount
Calculation for price of the mobile phone at the two stores
According to the question, the price of the mobile phone at 'The Mobile Store is $[tex]750[/tex].
Next, it is given that 'Phone Mart' offers the same mobile phone at the price of $[tex]875[/tex], but with a discount of [tex]15[/tex]%.
Now, the decimal form of the given discount percentage is given as,
[tex]15[/tex]% [tex]=\frac{15}{100}[/tex] , or [tex]0.15[/tex]
So, the discount offered on the mobile phone at 'Phone Mart' is given as,
[tex]0.15\times875=131.25[/tex]
Now, the new price of the mobile phone after a discount of $[tex]131.25[/tex] will be,
[tex]875-131.25=743.75[/tex]
Thus, the price at which 'Phone Mart' offers the mobile phone is $[tex]743.75[/tex].
Comparison of the price of the mobile phones at the two stores
Price of the mobile phone at 'The Mobile Store' [tex]=[/tex] $[tex]750[/tex]
Price of the mobile phone at 'Phone Mart' [tex]=[/tex] $[tex]743.75[/tex]
Comparing the two prices, it can be observed that [tex]743.75[/tex] < [tex]750[/tex].
So, it can be concluded that 'Phone Mart' offers the mobile phone at a cheaper price.
To know more about 'Discount' visit https://www.vedantu.com/formula/discount-formula