The school bought 120 bottles of red ink, which is more (1/4) than the blue ink. How many bottles of blue ink did they buy?
学校买来120瓶红墨水，比买来的蓝墨水多(1/4)，买来蓝墨水多少瓶？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">120 / (5/4)</gadget>
<output>96</output>

<result>96</result>