Xiaohong's weight is 5 kg heavier than Xiaoling's, and Xiaoling's weight is lighter than Xiaohong's (1/7). How many kilograms does Xiaohong weigh?
小红的体重比小玲重5千克，小玲的体重比小红轻(1/7)．小红的体重是多少千克？
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">5 / (1/7)</gadget>
<output>35</output>

<result>35</result>