| A．20% | B．25% | C．12.5% | D．35% |
| A．出勤率 | B．及格率 | C．增长率 | D．黄豆中所含蛋白质的百分率 |
相等的数是（ ）。| A．0.6 | B． | C． | D．40% |
，已看的是未看的（ ）。| A．33.3% | B．50% | C．66.7% | D．200% |
| A．20% | B．80% | C．120% |
| A．28% | B．2.8% | C．280% | D．0.28% |
| A．5% | B．90.5% | C．952% | D．95% |
| A．0.897% | B．89.7% | C．8.97% |
| A．85% | B．8.5% | C．850% |
| A．12.25% | B．122.5% | C．1225% | D．1.225% |
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