Four students make safflower, what A makes is (1/2) of the total amount made by the other three students, what B makes is (1/3) of the total amount made by the other three students, and what C makes is what the other three students make Of the total (1/4), Ding just made 26 flowers, how many flowers did A make.
四位同学做红花，甲做的是其他三位做的总数的(1/2)，乙做的是其他三位做的总数的(1/3)，丙做的是其他三位做的总数的(1/4)，丁刚好做了26朵，甲做了多少朵．
<gadget id="calculator">1 + 2</gadget>
<output>3</output>

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

<gadget id="calculator">1 + 3</gadget>
<output>4</output>

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

<gadget id="calculator">1 + 4</gadget>
<output>5</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/3) - (1/4) - (1/5)</gadget>
<output>13/60 = around 0.216667</output>

<gadget id="calculator">26 / (13/60)</gadget>
<output>120</output>

<gadget id="calculator">120 * (1/3)</gadget>
<output>40</output>

<result>40</result>