Last year, the price of a vacation package was P. At the beginning of this year, the price went up 30%. Lucas used a travel voucher to purchase the vacation package at 20% off this year’s price. In terms of P, how much did Lucas pay?  Choose the correct choice:
A) P + 10 B) 1.1*P C) 1.12*P D) 0.04*P E) 1.04*P
Last year price = P;   This year price = 1.3P;   Lucas used a travel voucher to purchase the vacation package at 20% off this year’s price, thus he paid   (1 - 0.2)*1.3= 
<gadget id="calculator">  (1 - 0.2)*1.3</gadget>
<output>1.04</output>
1.04P.   Answer: 1.04*P.
<result>E</result>
Last year, the price of a vacation package was P. At the beginning of this year, the price went up 30%. Lucas used a travel voucher to purchase the vacation package at 20% off this year’s price. In terms of P, how much did Lucas pay?