A and B have the same amount of peaches. If A gives B 30 kilograms, then B has 5 times as many peaches as A. How many kilograms of peaches does B have?
甲、乙两人的桃子同样多，如果甲给了乙30千克，则乙的桃子是甲的5倍．乙原来有多少千克的桃子？
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">30 * (1/2)</gadget>
<output>15</output>

<gadget id="calculator">15 + 30</gadget>
<output>45</output>

<result>45</result>