and B walk toward each other from two places 700 meters apart, and meet each other after 3.5 minutes. A walks 110 meters per minute, how many meters does B walk per minute?
甲乙两人从相距700米的两地相向而行，3.5分之后相遇，甲每分走110米，乙每分走多少米？
<gadget id="calculator">700 / 3.5</gadget>
<output>200</output>

<gadget id="calculator">200 - 110</gadget>
<output>90</output>

<result>90</result>