There was a good harvest of cucumbers in the vegetable garden. When all the cucumbers were harvested in the morning (3/7), 3 baskets were packed, and there was an extra 20 kilograms. In the afternoon, all the remaining unbasketed ones were put into baskets, and 5 baskets were packed. How many kilograms of cucumbers were harvested in the vegetable garden?
菜园里黄瓜丰收，上午收了全部的(3/7)时，装了3筐，还多出20千克，下午再将所有剩余未装筐的全部装筐，又正好装了5筐．菜园里黄瓜共收了多少千克．
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">3 + 5</gadget>
<output>8</output>

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

<gadget id="calculator">(3/7) - (3/8)</gadget>
<output>3/56 = around 0.053571</output>

<gadget id="calculator">20 / (3/56)</gadget>
<output>1_120/3 = around 373.333333</output>

<result>1_120/3 = around 373.333333</result>