Tickets to a certain park are 15 yuan each. Group tickets can be purchased for more than 50 people. Group tickets can be discounted by 20%. 49 people in the sixth grade go to this park to play and only bring 600 yuan to buy tickets, is that okay?
某公园门票是每张15元，50人以上可以购买团体票，团体票可打八折优惠，六年级49人去这个公园玩，只带600元钱去购买门票，行吗？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">15 * (4/5) * 50</gadget>
<output>600</output>

<result>600</result>