Zhongbai Supermarket shipped 350 kilograms of cucumbers and tomatoes, of which the weight of cucumbers accounted for 3/7 of the total. How many kilograms of tomatoes were shipped?
中百超市运来黄瓜和西红柿350千克，其中黄瓜的重量占全部的(3/7)，运来的西红柿多少千克？
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">1 - (3/7)</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">350 * (4/7)</gadget>
<output>200</output>

<result>200</result>