The school buys five basketballs, five volleyballs and five footballs each, RMB 47 per basketball, RMB 30 per football, and RMB 23 per volleyball. How much does it cost in total?
学校购进篮球、排球和足球各5个，篮球47元/个，足球30元/个，排球23元/个，共需要多少钱？
<gadget id="calculator">47 * 5</gadget>
<output>235</output>

<gadget id="calculator">30 * 5</gadget>
<output>150</output>

<gadget id="calculator">23 * 5</gadget>
<output>115</output>

<gadget id="calculator">235 + 150 + 115</gadget>
<output>500</output>

<result>500</result>