The store brought some fruits, 20 baskets of apples, the number of baskets of pears was apples (3/4), and oranges (3/5). How many baskets of oranges are there? (solution by equation)
商店运来一些水果，运来苹果20筐，梨的筐数是苹果的(3/4)，同时又是橘子的(3/5)．运来橘子多少筐？(用方程解)
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">20 * (3/4)</gadget>
<output>15</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">15 / (3/5)</gadget>
<output>25</output>

<result>25</result>