百度试题 结果1 题目(1) What number is 40% of 20?(2) What percent of 10 is 40?(3) 15 is 30% of what number?相关知识点: 试题来源: 解析 8; 25%; 50 (1) 40%×20=8 (2) 10÷40=25% (3) 15÷30%=50反馈 收藏
百度试题 结果1 题目What percent of 20 is 40? () A. 50% B. 75% C. 100% D. 200% 相关知识点: 试题来源: 解析 D 反馈 收藏
《What is Love》舞蹈翻跳,堪比MV 长假在家系列之:我一个人跳舞,从清晨到日暮 看了还会看 02:31 满级小孩有多牛? 音乐圈“犀利”大盘点 03:16 歌手肺活量有多恐怖? 音乐圈“犀利”大盘点 02:25 小伙翻唱《悬溺》 音乐圈“犀利”大盘点 03:49 周深新歌比《达拉崩吧》还难 音乐圈“犀利”大盘点 02:...
80% of 50% of 250% of 34 = ? A34 B40 C42.5 D43Submit Question 2 - Select One 80%of450+20%of850=? A540 B580 C530 D560Submit Question 3 - Select One Ratio of t75% to t50% for a 2nd order reaction is : (where t75% = time for 75% completion of reaction) A1 B2 C3 D...
What is 30% off of $20? Percent Off: When you are shopping, it can be very convenient to be able to figure out how much you will save on an item that is a given 'percent off' of the original price. One easy way to do this is to figure out what 10% off will be and then ...
If a book costs $20 and there is a 25% discount, what is the discounted price? A. $15 B. $16 C. $17 D. $18 相关知识点: 试题来源: 解析 A。解析:25% of 20 is 5. So the discounted price is 20 - 5 = $15.反馈 收藏 ...
The price of a book is $20. After a 20% discount, what's the price of the book? A. $10 B. $12 C. $16 D. $18 相关知识点: 试题来源: 解析 C。解析:20 的百分之二十是 4,20 减去 4 等于 16,A 选项 10 不对,B 选项 12 不对,D 选项 18 不符合题意。
What percent of 60 is 20% of 30( ). A. 1%B. 10%C. 40%D. 100%相关知识点: 试题来源: 解析 B 20% of 30=0.2×30=6=0.1×60=10% of 60. 60%的百分之几是30%的20%( ). A. 1% B. 10% C. 40% D. 100% 30的20%=30×0.2=6=0.1×60=60的10%. 故选B....
一个数的20%等于这个数的1/5,令n为这个数,1/5n=12,两边同时乘以5,得到n=60.n的30%等于3/(10)n=3/(10)*60=3*6=18,故B正确.故选B.20% of a number is equal to 1/5 of that number. Let n= the number 1/5n=12 Multiply both sides by 5n=6030% of n is equal to 3/(10)n=3/...
A: Is this on sale? B: Yes, it is. It's 20% off. What does the underlined sentence “It's 20% off.” mean? A. It's cheaper by 20%. B. It's reduced by 20 yuan. C. It's half price. 相关知识点: 试题来源: 解析 A。“It's 20% off.”表示打八折,即便宜了 20%。