a,b两地相距64千米,甲从a地出发,每时行14千米,乙从B地出发,每时行18千米.
a,b两地相距64千米,甲从a地出发,每时行14千米,乙从B地出发,每时行18千米.
1.若两人同时出发相向而行,则需经过几时两人相遇?
2.若两人同时出发相向而行,则需几时两人相距16千米?
1.若两人同时出发相向而行,则需经过几时两人相遇?
2.若两人同时出发相向而行,则需几时两人相距16千米?
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