Xiaohua buys fruit at the fruit shop, apples are 4.6 yuan per kilogram, and oranges are 5.4 yuan per kilogram. If you buy 3.7 kg each of apples and oranges, how much will it cost?
小华在水果店买水果，苹果每千克4.6元，橙子每千克5.4元．如果苹果和橙子各买3.7千克，共需多少钱？
<gadget id="calculator">4.6 + 5.4</gadget>
<output>10</output>

<gadget id="calculator">10 * 3.7</gadget>
<output>37</output>

<result>37</result>