To lay bricks for the playground, 500 bricks with a side length of 8 decimeters are needed. If bricks with a side length of 5 decimeters are used, how many bricks are needed? (Solve with ratio)
给操场铺砖，用边长8分米的砖要500块，如果用边长5分米的砖，需要多少块？(用比例解)
<gadget id="calculator">8 * 8 * 500</gadget>
<output>32_000</output>

<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">32_000 / 25</gadget>
<output>1_280</output>

<result>1_280</result>