百度试题 结果1 题目How many hours is 240 minutes? A. 3 hours B. 4 hours C. 5 hours D. 6 hours 相关知识点: 试题来源: 解析 B。解析:240 分钟除以 60 等于 4 小时。反馈 收藏
A unit of time is a concept used to establish a standard measure for an interval of time. The International System of Units recognized the second as the international base unit of time. However, there are also other common units of time such as minutes, hours, days, weeks, and years....
103 minutes equals 1.71667 hours or 103 min = 1.71667 h There are 1.71667 hours in 103 minutes. To convert any value from minutes into hours, simply multiply the minutes by the multiplication factor, also known as the conversion factor which in this case is 0.0166667.Thus, 103 minutes times...
33. How many hours should children play outside every day? A A. At least 120 minutes. B. At least 90 minutes. C. At least 60 minutes. D. At least 20 minutes. 相关知识点: 试题来源: 解析 答案见上细节理解题。根据“At least 2 hours of outdoor activities every day."可知,孩子们每天...
There are 60 minutes in an hour. If you know the number of hours, simply multiply the hours by 60 to get the number of minutes. If you know the number of minutes, divide the minutes by 60 to get the number of hours. Anyway, for your convenience, below is a list of hours and cor...
百度试题 结果1 题目How many minutes are there in 3 hours? A. 90 minutes B. 180 minutes C. 60 minutes D. 120 minutes 相关知识点: 试题来源: 解析 B。解析:1 小时等于 60 分钟,3 小时就是 3 乘以 60 等于 180 分钟。反馈 收藏
应该是an hour 没有s吧 用an的原因是因为hour的发音是以原因开头的，所以用an 望采纳！祝学习进步！如不明白请追问！这个
能帮助我翻译一下吗?How many? How many seconds in a minute? Sixty and no more in it. How many minutes in an hour? Sixty for sun and flower. How many hours in a day? Twenty-four for work and play. How many months in a year? Twelve,the calend
题目If a class lasts for 4 hours, how many minutes is it? A. 240 minutes B. 120 minutes C. 40 minutes D. 60 minutes 相关知识点: 试题来源: 解析 A。解析:1 小时等于 60 分钟,4 小时就是 4 乘以 60 等于 240 分钟。反馈 收藏
Two hours of screen time a day is bad for children's health.The study shows harm (伤害) starts after 75 minutes of screen time for girls and 105 minutes for boys.Why is that? "Just because ▲ .In our study,24% of boys spend an hour a day doing sports,but on...