Buying 3 kilograms of tea and 5 kilograms of sugar costs 420 yuan, and buying the same 2 kilograms of tea is 130 yuan more expensive than 5 kilograms of sugar. How much is it per kilogram of tea?
买3千克茶叶和5千克糖一共用去420元，买同样的2千克茶叶比5千克糖贵130元．每千克茶叶多少元？
<gadget id="calculator">420 + 130</gadget>
<output>550</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">550 / 5</gadget>
<output>110</output>

<result>110</result>