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老师这题难吗

1,3800/27100=14.02% 2,1300/27100=4.80% 3,（1300-1000）/1000=30% 4,5000/27100=18.45% 5,（5000-4000）/4000=25% 6,10100/27100=37.27% 7,（10100-9000）/9000=12.22% 8,（17000-15000）/15000=13.33% 9,5600/27100=20.66% 10,3500/27100=12.92% 11,0 12,3200/27100=11.81% 13,（3200-1900)/1900=68.42% 14,1800/27100=6.64% 15,(18000-16000)/16000=12.5% 以上就是计算过程和结果。