3 kilograms of apples and 5 kilograms of pears are 70 yuan, 5 kilograms of apples and 3 kilograms of pears are 74 yuan, how much are 1 kilogram of apples and 1 kilogram of pears?
3千克苹果和5千克梨70元，5千克苹果和3千克梨74元，1千克苹果和1千克梨一共多少元．
<gadget id="calculator">70 + 74</gadget>
<output>144</output>

<gadget id="calculator">144 / 8</gadget>
<output>18</output>

<result>18</result>