A total of 100 stone chairs are installed along one side of the lake in Longhu Qiaotou Park. Each stone chair is 1.5 meters long, and the distance between every two stone chairs is 7.5 meters. How many meters is one side of the lake?
龙虎桥头公园沿湖的一边从头到尾共安装了100个石椅，每个石椅长1.5米，每两个石椅之间的距离是7.5米，湖的一边长多少米？
<gadget id="calculator">1.5 * 100</gadget>
<output>150</output>

<gadget id="calculator">100 - 1</gadget>
<output>99</output>

<gadget id="calculator">99 * 7.5</gadget>
<output>742.5</output>

<gadget id="calculator">150 + 742.5</gadget>
<output>892.5</output>

<result>892.5</result>