A total of 5 people from Xiao Ming's family, grandparents and grandparents went to the park to play. Adult tickets were 15 yuan each, and children's tickets were 7 yuan each. How much did they spend in total?
小明一家和爷爷奶奶共5人到公园玩，成人票每张15元，儿童票每张7元，他们一共要花多少钱？
<gadget id="calculator">15 * 4</gadget>
<output>60</output>

<gadget id="calculator">60 + 7</gadget>
<output>67</output>

<result>67</result>