The road construction team builds a road, plans to build 105 meters per day, and completes it in 450 days. It is actually completed in 75 days, so how many meters do you actually need to repair every day? (Solve with ratio)
修路队修一条公路，计划每天修105米，450天完成．实际75天完成，那么实际每天要修多少米？(用比例解)
<gadget id="calculator">450 * 105</gadget>
<output>47_250</output>

<gadget id="calculator">47_250 / 75</gadget>
<output>630</output>

<result>630</result>