Mary, a child in the United States, sent Xiaohong a story book. The price of the book is US$5.60. The exchange rate is that US$1 can be exchanged for RMB 6.20.
美国的小朋友玛丽给小红寄来一本故事书，书价是5.60美元，兑换率是1美元可以兑换人民币6.20元，这本书折合人民币大约多少元．
<gadget id="calculator">5.6 * 6.2</gadget>
<output>34.72</output>

<result>34.72</result>