It takes (1/4)m**2 red cloth to make a big red flower, and (2/5) of 15m**2 red cloth is used, how many big red flowers can be made?
做一朵大红花要用(1/4)m**2红布，用去了15m**2红布的(2/5)，可以做多少朵大红花？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

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

<gadget id="calculator">(2/5) / (1/4)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">15 * (8/5)</gadget>
<output>24</output>

<result>24</result>