The convenient fruit shop shipped back a batch of apples and pears. The pears shipped back were 1.35 tons, and the weight of the apples shipped back was 1.6 times that of the pears. How many tons of fruits did the Convenience Fruit Store bring back?
便民水果店运回一批苹果和梨．运回的梨有1.35吨，运回苹果的重量是梨的1.6倍．便民水果店运回的这批水果共有多少吨？
<gadget id="calculator">1.35 * 1.6</gadget>
<output>2.16</output>

<gadget id="calculator">2.16 + 1.35</gadget>
<output>3.51</output>

<result>3.51</result>