Xiao Wang went to the store to buy 2 towels and 3 pieces of soap and paid 18 yuan in total. After returning home, his mother asked Xiao Wang to buy 3 towels of the same brand and 2 pieces of soap, and he paid 19 yuan. How much do you pay for 1 towel and 1 bar of soap?
小王同学到商店去买2条毛巾，3块肥皂共付了18元，回到家后妈妈叫小王同学再去买同样品牌的毛巾3条，肥皂2块，则付了19元，那么买1条毛巾和1块肥皂共付多少元．
<gadget id="calculator">18 + 19</gadget>
<output>37</output>

<gadget id="calculator">37 / 5</gadget>
<output>37/5 = around 7.4</output>

<result>37/5 = around 7.4</result>