There are three coins of 1 cent, 2 cents and 5 cents equal in number, totaling 10 yuan. How many coins are there in total?
一分、二分、五分三种硬币个数相等，一共10元．三种硬币共有多少个．
<gadget id="calculator">1 + 2 + 5</gadget>
<output>8</output>

<gadget id="calculator">1_000 / 8</gadget>
<output>125</output>

<gadget id="calculator">125 * 3</gadget>
<output>375</output>

<result>375</result>