A.20% | B.21% | C.120% | D.121% |
A.20% | B.100% | C.120% | D.80% |
A.90 | B.90.9 | C.100 | D.110 |
A.高于 | B.低于 | C.等于 |
A.240 | B.480 | C.960 | D.1200 |
第一辆 | 第二辆 | 第三辆 | 第四辆 | |
标准载质量/吨 | 25 | 4.5 | 17 | 4.5 |
实际载质量/吨 | 30 | 6 | 15 | 5 |
A.一 | B.二 | C.三 | D.四 |
A.比原价低 | B.比原价高 | C.与原价相等 |
A.931.9×92.3% | B.931.9÷92.3% | C.931.9×(1+92.3%) |
A.=30% | B.>30% | C.<30% |
A.大堆沙重18吨,小堆沙重6吨 | B.大堆沙重16吨,小堆沙重8吨 |
C.大堆沙重20吨,小堆沙重4吨 | D.大堆沙重15吨,小堆沙重9吨 |