Winter is coming. The mall sells 25 heaters in the morning and 30 heaters in the afternoon. The price of each heater is 308 yuan. How much is the income of this mall selling heaters on this day?
冬天到了，商场上午卖出25台取暖器，下午卖出30台，每台取暖器的价钱是308元，这个商场这天卖取暖器的收入是多少元？
<gadget id="calculator">25 + 30</gadget>
<output>55</output>

<gadget id="calculator">55 * 308</gadget>
<output>16_940</output>

<result>16_940</result>