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甲、乙两物体做匀速直线运动,它们通过的路程之比为3:2,所用时间之比为2:3,则速度之比为(  )

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...,ǵٶ֮Ϊ3:2,ͨ·֮Ϊ2:3...
ٶʽӦ ֱ˶ļס,ٶ֮Ϊ3:2,ͨ·֮Ϊ2:3,ʱ֮Ϊ___. ȷ𰸼ؽ...
סֱ˶,ͨ·֮Ϊ3:2,...
ѡ ٶȵļ סֱ˶,ͨ·֮Ϊ3:2,ʱ֮Ϊ2:3,ٶ֮Ϊ( ) A9:4 B4:9 C1:1 D3:2 ȷ...
...·֮Ϊ3:2,ʱ֮Ϊ4:3,ǵٶ֮...
ֱ˶,˶·֮Ϊ3:2,ʱ֮Ϊ4:3,ǵٶ֮Ϊ___;ͨͬ·,ʱ֮Ϊ___. ȷ...
...֮Ϊ4:3,ͨ·֮Ϊ5:2,ʱ֮Ϊ( ...
ѡ ٶʽӦ ֱ˶,ٶ֮Ϊ4:3,ͨ·֮Ϊ5:2,ʱ֮Ϊ( ) A10:3 B3:10 C8:15 D15...
ֱ˶ļס,ǵٶ֮Ϊ3:2,ͨ...
ѡ ٶʽӦ ֱ˶ס,ǵٶ֮Ϊ3:2,ͨ·֮Ϊ1:3,õʱ֮Ϊ( ) A2:3 B2:9 C1:1...
סֱ˶,ͨ·̱Ϊ1:1,...
סֱ˶,ͨ·Ϊ1:1Ϊ2:3,ٶ֮Ϊ___. ȷ𰸼ؽ ȷ 3:2ҵٶ...
סֱ˶,ͨ·֮Ϊ2:1,...
סֱ˶,ͨ·֮Ϊ2:1,ʱ֮Ϊ2:3,סٶ֮Ϊ___. ȷ𰸼ؽ ȷ 3:1 ...
...ͨ·֮Ϊ3:2,ʱ֮Ϊ2:3,ǵ...
ٶʽӦ סֱ˶,ͨ·֮Ϊ3:2,ʱ֮Ϊ2:3,ǵٶ֮Ϊ___. ȷ𰸼ؽ ȷ...
...,ǵٶ֮Ϊ2:1,ͨ·֮Ϊ3:2,...
ٶʽӦ ֱ˶ļס,ٶ֮Ϊ2:1,ͨ·֮Ϊ3:2,ʱ֮Ϊ___. ȷ𰸼ؽ...
...Ϊ3:1,ʱ֮Ϊ1:2,ͨ·֮Ϊ( ...
סֱ˶,ٶ֮Ϊ3:1,ʱ֮Ϊ1:2,ͨ·֮Ϊ( ) A1:6 B6:1 C3:2 D2:3ȷ𰸼ؽ ȷ...
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