The number A is (2/3), and the number B is (1/2) the reciprocal of the number A, so what is the number B
甲数是(2/3)，乙数是甲数的倒数的(1/2)，那么乙数是多少
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(3/2) * (1/2)</gadget>
<output>3/4 = around 0.75</output>

<result>3/4 = around 0.75</result>