It is known that (15/2) tons of soybeans can extract (9/8) tons of soybean oil, how many kilograms of soybeans are needed to squeeze one kilogram of oil.
已知(15/2)吨黄豆能榨豆油(9/8)吨，榨一千克油需要多少千克黄豆．
<gadget id="calculator">15 / 2</gadget>
<output>15/2 = around 7.5</output>

<gadget id="calculator">(15/2) * 1_000</gadget>
<output>7_500</output>

<gadget id="calculator">9 / 8</gadget>
<output>9/8 = around 1.125</output>

<gadget id="calculator">(9/8) * 1_000</gadget>
<output>1_125</output>

<gadget id="calculator">7_500 / 1_125</gadget>
<output>20/3 = around 6.666667</output>

<result>20/3 = around 6.666667</result>