The opening hours of the Science and Technology Exhibition Hall are from 8:00 to 17:00 every day. According to statistics, a certain Saturday received 210 tourists in the morning and 150 tourists in the afternoon. Among them (3/4) tourists entered the exhibition hall between 10:00 and 14:00. How many visitors enter the exhibition hall during the rest of the time?
科技展览馆每天的开放时间是8：00至17；00．经统计，某周六上午接待游客210人、下午接待游客150人．其中有(3/4)的游客是在10：00至14：00之间进入展览馆的．在其余时间段进入展览馆的游客有多少人？
<gadget id="calculator">210 + 150</gadget>
<output>360</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">360 * (1/4)</gadget>
<output>90</output>

<result>90</result>