It is known that there are 40 kilograms of apples in the fruit store, the pears are apples (3/4), and the pears are oranges (6/7), how many kilograms of oranges are there in the fruit store?
已知水果店里有苹果40千克，梨是苹果的(3/4)，同时梨又是橘子的(6/7)，水果店里有橘子多少千克？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">(3/4) / (6/7)</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">40 * (7/8)</gadget>
<output>35</output>

<result>35</result>