It costs 6 yuan per kilogram of apples and 3 yuan per kilogram of pears. Mom bought 4 kilograms of apples. How many kilograms of pears can my mother buy with the same amount of money?
每千克苹果6元，每千克梨子3元，妈妈买了4千克苹果，妈妈如果用同样多的钱可以买多少千克梨子？
<gadget id="calculator">4 / 3</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">6 * (4/3)</gadget>
<output>8</output>

<result>8</result>