The school bought 6 mops and 14 brooms and paid a total of 215.4 yuan. 7.5 yuan per broom, how much is each mop?
学校买来6把拖把和14把扫帚，共支付了215.4元．每把扫帚7.5元，每把拖把多少元？
<gadget id="calculator">14 * 7.5</gadget>
<output>105</output>

<gadget id="calculator">215.4 - 105</gadget>
<output>110.4</output>

<gadget id="calculator">110.4 / 6</gadget>
<output>18.4</output>

<result>18.4</result>