(3/5) plus the quotient of (1/4) divided by (3/4), the sum obtained is multiplied by (5/7), what is the product?
(3/5)加上(1/4)除以(3/4)的商，所得的和乘(5/7)，积是多少？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

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

<gadget id="calculator">(1/4) / (3/4)</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(3/5) + (1/3)</gadget>
<output>14/15 = around 0.933333</output>

<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">(14/15) * (5/7)</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>