A store shipped 1.2 tons of fruit candy, 1.5 times more toffee than fruit candy, and 0.5 tons more halva than the sum of fruit candy and toffee. How many tons did the three kinds of sugar bring?
某商店运来水果糖1.2吨，运来的奶糖是水果糖的1.5倍，运来的酥糖比水果糖和奶糖的总和还多0.5吨，三种糖共运来多少吨？
<gadget id="calculator">1.2 * 1.5</gadget>
<output>1.8</output>

<gadget id="calculator">1.2 + 1.8 + 0.5</gadget>
<output>3.5</output>

<gadget id="calculator">1.2 + 1.8 + 3.5</gadget>
<output>6.5</output>

<result>6.5</result>