Renuka bought an electric drill at 90% of the regular price. She paid $450 for the drill. What was the regular price?	Choose the correct choice from the following choices
A) $400 B) $500 C) $300 D) $200 E) $100
Regular price = 450/90*100= 
<gadget id="calculator">450/90*100</gadget>
<output>500</output>
500   Answer : $500
<result>B</result>
Renuka bought an electric drill at 90% of the regular price. She paid $450 for the drill. What was the regular price?