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(本题8分) 在中,,.
2024-10-20
热度(263)
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(2010?葫芦岛)3小时20分=313313小时8.05吨=88吨5050千克.
2024-10-20
热度(169)
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29.9÷0.46=( )÷46.A.2.99B.299C.2990
2024-10-20
热度(135)
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一袋大米,先吃去14,后又加进这时大米的14,现在大米的重量( )A.比原来重B.比原来轻C.与原来一样重
2024-10-20
热度(136)
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某五金店购进一批数量足够多的p型节能电灯 进价为35元/只,以50元/只销售,每天销售20只.市场调研发现:若每只每降l元,则每天销售数量比原来多3只.现商店决定对Q型节能电灯进行降价促销活动,每只降
2024-10-20
热度(103)
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若是一元一次方程,则____.
2024-10-20
热度(132)
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一个精密零件的长是5毫米,画在图纸上的长是2厘米,这幅图的比例尺是多少?
2024-10-20
热度(118)
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若32x-1=1,则x= .
2024-10-20
热度(227)
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甲、己两车从A城出发前往B城,在整个行程中,汽车离开A城的距离y与时刻t的对应关系如图所示,则当乙车到达B城时,甲、乙两车的平均速度分别 km.
2024-10-20
热度(159)
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佳佳乐超市上月按5%缴纳营业税款2.3万元,佳佳乐超市上月的营业额是4646万元.
2024-10-20
热度(258)
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