Of the 60 pizzas a being ordered, 25% are pepperoni. How many many cheese pizzas must be changed to pepperoni in order to bring the number of pepperoni pizzas up to 50 percent of the pizzas? Choose the correct choice from the following answers:
A) 25  B) 30  C) 20  D) 15  E) 45
Now, there are 15 smokers (15% of 60) and   60-15= 
<gadget id="calculator">  60-15</gadget>
<output>45</output>
45 non-smokers at a party. We need there to be 30 cheese and 30 pepperoni pizzas, in this case there will be 50% cheese and 50% pepperoni.   Therefore  45-30= 
<gadget id="calculator"> 45-30</gadget>
<output>15</output>
15 cheese must be changed to pepperoni pizza.   Answer: 15.
<result>D</result>
Of the 60 pizzas a being ordered, 25% are pepperoni. How many many cheese pizzas must be changed to pepperoni in order to bring the number of pepperoni pizzas up to 50 percent of the pizzas?