Xiaoming's mother bought a bag of flour and rice from the supermarket, each bag was 5 kilograms, and the total cost was 23.5 yuan. Each kilogram of flour was 1.9 yuan. How much is each kilogram of rice?
小明妈妈从超市买回面粉和大米各一袋，每袋5千克，共用23.5元，每千克面粉1.9元，每千克大米多少元？
<gadget id="calculator">5 * 1.9</gadget>
<output>9.5</output>

<gadget id="calculator">23.5 - 9.5</gadget>
<output>14</output>

<gadget id="calculator">14 / 5</gadget>
<output>14/5 = around 2.8</output>

<result>14/5 = around 2.8</result>