The sum of A and B is 42.14. If the decimal point of A is moved to the left by one bit, it is exactly equal to (3/5) of B. What is A's number?
甲、乙两数的和是42.14，甲数的小数点向左移动一位就恰好等于乙数的(3/5)，则甲数是多少．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) * 42.14</gadget>
<output>25.284</output>

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(1/10) + (3/5)</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">25.284 / (7/10)</gadget>
<output>36.12</output>

<result>36.12</result>