The water in the body of a child accounts for about 1/4 of the body weight. Xiao Ming has 18 kg of water in his body. How many kg does Xiao Ming weigh?
儿童体内的水分约占体重的(1/4)，小明体内有18千克的水分，小明的体重是多少千克？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">18 / (1/4)</gadget>
<output>72</output>

<result>72</result>