Students go rowing, if there are 6 people in a group, there are 5 more people; if 8 people are in a group, there are 7 more people; if 10 people are in a group, there are 9 more people. How many students are there at least to go boating this time?
同学们去划船，如果6人一组，则多5人；如果8人一组，则多7人；如果10人一组，则多9人．这次去划船的同学至少有多少人？
<gadget id="calculator">2 * 3 * 2 * 2 * 5</gadget>
<output>120</output>

<gadget id="calculator">120 - 1</gadget>
<output>119</output>

<result>119</result>