"Six. One" Children's Day, the school bought 20 pencils and 30 notebooks, a total of 36.6 yuan. Each notebook is 0.98 yuan, how much is each pencil? (solution by equation)
"六．一"儿童节，学校买了20支铅笔和30个本子，一共用去36.6元．每个本子0.98元，每支铅笔多少元？(用方程解)
<gadget id="calculator">30 * 0.98</gadget>
<output>29.4</output>

<gadget id="calculator">36.6 - 29.4</gadget>
<output>7.2</output>

<gadget id="calculator">7.2 / 20</gadget>
<output>0.36</output>

<result>0.36</result>