11𰸡C
12𰸡C
ڹҵҵֵ֧˰豸֧ѶӦ빤̳ɱȡԴרȨĽϴƸӦʲɱӦֱӼ뵱档
13𰸡B
2001ȵϢ=Ϣ+ۼ̯=100×5%×1+100-90÷5=7Ԫۼ۷бҵԺٸϢԤȸͶߵIJӦӽáۼծȯĴڼڰһڼϢʱ̯õĴԭ
14𰸡B
Ӧע۶ҵʵʸϢõIJͬӰ졣ҵۼ۹ծȯʱÿʵʸϢ=ծȯϢ+Ӧ̯ۼۣҵ۹ծȯʱÿʵʸϢ=ծȯϢ-Ӧ̯ۡ
15𰸡C
ҹʵУһõĻҪУƾ֤Ŀܱܼƾ֤ȶֻҪ𣺼ԵصҪڵǼ˵ݺͷͬ
16𰸡A
۳ǵ£Ƚȳijɱͣˣʹĩֵ
17𰸡C
·˴ӡӦ˰𡪡Ӧֵ˰Ŀתĵδֵཻ˰ͬʱڡӦ˰𡪡Ӧֵ˰Ŀáתδֵ˰͡תֵཻ˰ר·ˣҵӦδֵ˰ǡӦ˰𡪡Ӧֵ˰תδֵ˰ĿǡӦ˰𡪡δֵ˰Ŀ¶ֵཻ˰ǡӦ˰𡪡δֵ˰ĿǡӦ˰𡪡Ӧֵ˰תֵཻ˰Ŀת·ˣӦ˰𡪡Ӧֵ˰Ŀӳҵδֿ۵ֵ˰Ӧδֵ˰תӦֵ˰ϸĿĿDZҵһµġӦֵ˰ֿһ¡Ӧֵ˰Ӷ֤˰ļʱա
18𰸡D
ھҵγɵй˻֮ӦӦϵΪ˻ĶӦϵӦϵ˻ΪӦ˻
19𰸡C
ͶʵλֽʵͶҵڹȨͶֵͶʵλֽͶҵڹȨͶֵڱͶʵλɹƱȨ治ᷢ仯ˣͶҵڹȨͶֵ䶯
20𰸡D
ҵĶͶʵͳͶʼֵӦΪͶʧͶĽ跽Ӧãڽ̶ֵ̼ʲֵʲֵӦӪҵ֧