After pouring out part of a barrel of oil, there is still (5/8) left, and the remaining 5 days are used up, and (3/2) kilograms are used per day on average. How many kilograms does this barrel of oil have?
一桶油，倒出一部分后，还剩下(5/8)，剩下的5天用完，平均每天用(3/2)千克，这桶油原有多少千克？
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">5 / (5/8)</gadget>
<output>8</output>

<gadget id="calculator">(3/2) * 8</gadget>
<output>12</output>

<result>12</result>