(3/8) of a number is 45, what is (3/4) of this number.
一个数的(3/8)是45，这个数的(3/4)是多少．
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">45 / (3/8)</gadget>
<output>120</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">120 * (3/4)</gadget>
<output>90</output>

<result>90</result>