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(1) What number is 30% of 40?(2) What percent of 40 is 30?(3) 33 is 20% of what number? 相关知识点: 试题来源: 解析 12; 75%; 165
例:If n distinct planes intersect in a line, and another line L intersects one of these planes in a single point, what is the least number of these n planes that L could intersect?(A) n (B) n1 (C) n2 (D) n/2 (E)(n1)/22. Triangles 三角形* 勾股定理:a2+b2=c2* 构成三角形...
1. The black cat can’t catch the mouse 2.I don’t like it at all. 3.Is that yellow bag nice? 4.I like that new book very much. 5.An old man is over there in a small boat。相关知识点: 试题来源: 解析 ___; 反馈 收藏 ...
英语翻译20is 10% of what number?1.75% of what number is 3.62.6 is what per cent of 123.what % of 10 is 64.which was 50% of the total number of game it played.5.Helen boughy a coat at a "20% off"sale and saved ＄24. 答案 20是多少的10%多少的75%是3.66占12的百分之几6占...
If 30% of a number is 15, what is the number? A. 45 B. 50 C. 55 D. 60 相关知识点: 试题来源: 解析 B。本题考查百分数的计算。已知 30%的某个数是 15,那么这个数就是 15÷30% = 50,所以选择 B 选项。A 选项 45 不是 15 除以 30%的结果。C 选项 55 错误。D 选项 60 也...
All this information should be on your syllabus, along with the professor’s office number and office hours. I have only a couple of hours left, and I’d like to use them to talk about how graduate school is somewhat different from undergraduate school. Of course, it’s much more ...
A. 20 B. 25 C. 30 D. 35 相关知识点: 试题来源: 解析 B。首先,设这个数为 x,30%x = 15,解得 x = 50。那么 50%×50 = 25,所以答案是 B 选项。A 选项 20 不是 50 的 50%;C 选项 30 不是 50 的 50%;D 选项 35 也不是 50 的 50%。
(5).75{\%} of a number is57, what is this number?相关知识点: 试题来源: 解析 最终答案是76。 题目要求计算一个数是多少,已知这个数的75%是57。 根据题意,可以用57除以75%得到这个数。 **计算过程:** 57 ÷ 75% = 57 ÷ 0.75 = 76...
35% of what number is 35? Finding Unknown Numbers with Percentages: To find an unknown number when we are given a value that is a set percentage of that number, we start by dividing the given number by the number in the percentage. That will tell us the value of 1% of our unknown ...