A large box contains 20 small boxes and each small box contains 25 chocolate bars. How many chocolate bars are in the large box?
Choices.
A) 250	B) 500	C) 450	D) 550	E) 650
The number of chocolate bars is equal to   20 * 25= 
<gadget id="calculator">20 * 25</gadget>
<output>500</output>
500   correct answer 500
<result>B</result>
A large box contains 20 small boxes and each small box contains 25 chocolate bars. How many chocolate bars are in the large box?