There are 5 baskets of pineapples of equal weight in the fruit shop. If 20 kilograms are taken out of each basket, the weight of the remaining pineapples in the 5 baskets is exactly equal to the weight of the original 3 baskets of pineapples. How many kilograms does each basket of pineapples weigh?
水果店有5筐重量相等的菠萝，如果从每筐里取出20千克，5筐里剩下的菠萝重量正好等于原来3筐菠萝的重量．原来每筐菠萝重多少千克？
<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<gadget id="calculator">20 / 2</gadget>
<output>10</output>

<gadget id="calculator">5 * 10</gadget>
<output>50</output>

<result>50</result>