The cost price of 40 articles is the same as the selling price of x articles. If the profit is 25%, what is x?  Choose the correct choice from the following answers.
A) 26 B) 28 C) 30 D) 32 E) 34
Let the cost price = y   The cost price of 40 articles = 40y   The selling price of x articles = 1.25y*x   1.25y*x = 40y   x = 40 / 1.25= 
<gadget id="calculator">40 / 1.25</gadget>
<output>32</output>
32   The answer is 32.
<result>D</result>
The cost price of 40 articles is the same as the selling price of x articles. If the profit is 25%, what is x?