Xiaoming's family went to a certain scenic spot to play. Tickets for scenic spots are 150 yuan each. Xiaoming and grandma each buy a half-ticket ticket, grandpa is free, and parents each buy a full-ticket ticket. How much is the average ticket consumption for each of the five of them?
小明全家到某景区游玩．景区门票全票每张150元．小明和奶奶各买半票一张，爷爷免票，爸爸妈妈各买一张全票，他们5人平均每人门票消费多少元．
<gadget id="calculator">2 * 150</gadget>
<output>300</output>

<gadget id="calculator">150 / 2</gadget>
<output>75</output>

<gadget id="calculator">75 * 2</gadget>
<output>150</output>

<gadget id="calculator">300 + 150</gadget>
<output>450</output>

<gadget id="calculator">450 / 5</gadget>
<output>90</output>

<result>90</result>