问题
解答题
走完一段路，甲需要8小时，乙需要10小时，甲、乙速度比是4：5．______．
答案
设这段路的路程为“1”，他们的速度比为：
（1÷8）：（1÷10）=
：1 8
=5：4；1 10
故答案为：×．
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走完一段路，甲需要8小时，乙需要10小时，甲、乙速度比是4：5．______．
设这段路的路程为“1”，他们的速度比为：
（1÷8）：（1÷10）=
：1 8
=5：4；1 10
故答案为：×．
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