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2019̲Ƹģϰ⣨3

2019-04-17 19:40:34| й

11.300210ʳ163ַijִׯĴÿֵõĸʾΪµĴסۺʳεĴ֮Ϊ132ôжٻ?

A.7 B.9 C.13 D.23

12.ij2009ĩΪ50Ԥƴ˺ÿ걨һĩ5%ÿȣҪ200ôÿӦ?

A.2.5 B.5 C.7.5 D.10

13.ij̰౻ȥ·棬1/3ʱһȥԮȺڣʣµһ4Сʱ±౻֧Ԯޣÿ±Чǹ̰35%ձԭƻǰ3Сʱ깤ԭСʱ깤?

A.48 B.42 C.54 D.60

14.ij˾Ϊͻۻȡ3%ķ;ͻ豸ȡ2%ķѣijͻίиù˾ԲijƷΪ乺豸֪˾ȡÿͻ200Ԫͻ֧ǡƽ⣬ԲƷۼǶԪ?

A.3380 B.4080 C.3920 D.7960

15.ij˾ƸסְλԱ90ˣסְλԱÿµĹʷֱΪ1500Ԫ2500ԪְλĹְ֧λ40%ְλƸȼְλ( )

A.24 B.20 C.18 D.15

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