Xiaohong's weight is 36 kg. Xiaohong's weight is 2/5 lighter than her mother's. How much is her mother's weight in kilograms?
小红的体重是36千克，小红的体重比妈妈轻(2/5)，妈妈的体重是多少千克？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">36 / (3/5)</gadget>
<output>60</output>

<result>60</result>