Someone bought rice and flour at the same time in the supermarket. It is known that the unit of rice purchased is more expensive (1/4) than flour, and the weight of rice is (8/15) of flour. If it costs 120 yuan to buy flour, how much does it cost to buy rice?
某人购到超市同时买了大米和面粉，已知购买的大米单位比面粉贵(1/4)，大米的重量是面粉的(8/15)．如果购买面粉花了120元，那么购买大米需花多少钱？
<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">8 / 15</gadget>
<output>8/15 = around 0.533333</output>

<gadget id="calculator">(5/4) * (8/15)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">120 * (2/3)</gadget>
<output>80</output>

<result>80</result>