A piece of cloth can be used to make school uniforms, 40 jackets can be made alone, and 60 pairs of trousers can be made alone. How many sets of school uniforms can this piece of cloth be made into?
一匹布做校服，单独做上装可以做40件，单做裤子可以做60条，这匹布可做校服多少套？
<gadget id="calculator">1 / 40</gadget>
<output>1/40 = around 0.025</output>

<gadget id="calculator">1 / 60</gadget>
<output>1/60 = around 0.016667</output>

<gadget id="calculator">(1/40) + (1/60)</gadget>
<output>1/24 = around 0.041667</output>

<gadget id="calculator">1 / (1/24)</gadget>
<output>24</output>

<result>24</result>