Dad bought the TV with 30 pieces of RMB 50 and 18 pieces of RMB 20. How much is the price of this TV set?
爸爸买电视机用去50元的人民币30张，20元的人民币18张，这台电视机的售价是多少元？
<gadget id="calculator">30 * 50</gadget>
<output>1_500</output>

<gadget id="calculator">18 * 20</gadget>
<output>360</output>

<gadget id="calculator">1_500 + 360</gadget>
<output>1_860</output>

<result>1_860</result>