A watermelon is eaten (3/8), and it happens to eat (3/2) kilograms. How many kilograms does this watermelon weigh?
一个西瓜被吃掉(3/8)，正好吃掉了(3/2)千克，这个西瓜重多少千克．
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(3/2) / (3/8)</gadget>
<output>4</output>

<result>4</result>