The bookstore has four kinds of cards with a unit price of 10 yuan, 15 yuan, 25 yuan, and 40 yuan. Xiaohua spent a few hundred yuan bills and bought 30 cards, including 5 cards for each of the two types and 10 cards for the other two types. How much did Hua spend on New Year's cards?
书店有单价为10元，15元，25元，40元的四种卡片，小华花了几张佰元钞，买了30张，其中某两种各5张，另两种各10张，问小华买贺年片花去多少钱？
<gadget id="calculator">15 * 5</gadget>
<output>75</output>

<gadget id="calculator">25 * 5</gadget>
<output>125</output>

<gadget id="calculator">10 * 10</gadget>
<output>100</output>

<gadget id="calculator">40 * 10</gadget>
<output>400</output>

<gadget id="calculator">75 + 125 + 100 + 400</gadget>
<output>700</output>

<result>700</result>