SOLUTION: A salesman sold a book at 105% of the marked price instead of discounting the marked price by 5%. If he sold the book for $4.20, what was the price for which he should have sold th

Algebra ->  Customizable Word Problem Solvers  -> Finance -> SOLUTION: A salesman sold a book at 105% of the marked price instead of discounting the marked price by 5%. If he sold the book for $4.20, what was the price for which he should have sold th      Log On

Let x be the regular price of the book.


Then  1.05x = 4.20  dollars,


which implies x =  = 4 dollars for the regular price.


Then the discounted price should be  0.95*4.00 = 3.80  dollars.    ANSWER