Tickets for a certain park are 10 yuan each, and it is also stipulated that more than 30 people (including 30) can buy group tickets, and each group ticket is 8 yuan. Then 28 people go to the park to play, how much is the minimum ticket price.
某公园的门票每张10元，还规定30人(含30)以上可买团体票，团体票每张8元．那么28人去公园游玩，门票最少要多少元．
<gadget id="calculator">8 * 30</gadget>
<output>240</output>

<result>240</result>