The school bought 35 footballs, the number of basketballs it bought was (6/7) the number of footballs, and the number of volleyballs it bought was (3/2) the number of basketballs. How many volleyballs did the school buy?
学校买来35个足球，买来篮球的个数是足球个数的(6/7)，买来排球的个数是篮球个数的(3/2)．学校买来多少个排球？
<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">35 * (6/7) * (3/2)</gadget>
<output>45</output>

<result>45</result>