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数学
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一辆汽车从甲地开往乙地,计划用5小时到达,实际4小时到达乙地.实际速度比计划提高______%
人气:254 ℃ 时间:2020-06-19 07:49:29
解答
(
1
4
-
1
5
)÷
1
5
,
=
1
20
×5,
=25%;
答:实际速度比计划提高25%.
故答案为:25.
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