Our city plans to plant about 840,000 trees this year, and 490,000 were planted in the first 35 days. According to this calculation, how many days will it take to complete all the tasks? (Solve with ratio)
我市今年计划植树约84万棵，前35天栽了49万棵．照这样计算，完成全部任务要多少天？(用比例解)
<gadget id="calculator">35 * 84</gadget>
<output>2_940</output>

<gadget id="calculator">2_940 / 49</gadget>
<output>60</output>

<result>60</result>