A rice mill (2/3) grinds 6 tons of rice per hour, which is equivalent to (4/5) of this batch of rice. How many tons of this batch of rice are there?
一台碾米机(2/3)小时碾米6吨，相当于这批大米的(4/5)，这批大米共有多少吨？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">6 / (4/5)</gadget>
<output>15/2 = around 7.5</output>

<result>15/2 = around 7.5</result>