Grandpa, father and Xiaoming are all monkeys. Grandpa is 60 years old this year, and Xiaoming's age is (1/5) of grandpa's. How old is father this year?
爷爷、爸爸和小明都属猴，爷爷今年60岁，小明的岁数是爷爷的(1/5)，爸爸今年多少岁？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">60 * (1/5)</gadget>
<output>12</output>

<gadget id="calculator">12 + 24</gadget>
<output>36</output>

<result>36</result>