There are two baskets of apples with the same weight. If 15 kilograms are taken from the first basket and put into the second basket, the ratio of the weight of the first basket to the weight of the second basket is 3:5. How much does each basket of apples weigh?
有两筐同样重的苹果，如果从第一筐取出15千克放入第二筐，这时第一筐的重量与第二筐的重量的比是3：5，原来每筐苹果重多少千克？
<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(5/8) - (3/8)</gadget>
<output>1/4 = around 0.25</output>

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

<gadget id="calculator">15 * 8</gadget>
<output>120</output>

<gadget id="calculator">120 / 2</gadget>
<output>60</output>

<result>60</result>