(2/5) of number A is equal to (3/4) of number B. What is the ratio of number A to number B?
甲数的(2/5)等于乙数的(3/4)，甲数与乙数的比值是多少．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(3/4) / (2/5)</gadget>
<output>15/8 = around 1.875</output>

<result>15/8 = around 1.875</result>