The prices of each teacup are 9 yuan, 6 yuan, and 3 yuan respectively, and the prices of each tea tray are 7 yuan and 5 yuan respectively. If a teacup is paired with a tea tray, how many kinds of tea sets with different prices can be made.
每个茶杯价格分别是9元、6元、3元，每个茶盘价格分别是7元、5元．如果一个茶杯配一个茶盘，共可以配成多少种价格不等的茶具．
<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<result>6</result>