Mom bought (3/4) kilograms of meat and spent a total of 15 yuan. How many kilograms of meat can I buy per yuan.
妈妈买了(3/4)千克肉，共花了15元，每元能买多少千克肉．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(3/4) / 15</gadget>
<output>1/20 = around 0.05</output>

<result>1/20 = around 0.05</result>