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
(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反馈 收藏 ...
百度试题 结果1 题目If 40% of a number is 80, what is the number? A. 200 B. 220 C. 240 D. 260 相关知识点: 试题来源: 解析 A。设这个数为 x,40%x = 80,x = 80÷40% = 200 。反馈 收藏
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%。反馈 收藏 ...
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...
The sum of the two digits of a number is 5. If we add 9 to the number we get 50. What is that number? एक संख्या के दो अंकों का जोड़ 5 है | यदि इस संख्या में 9 जो...
If 25% of a number is 6, what is the number which is 50% more than the initial number? View Solution Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions KC Sinha Solutions for Maths Cengage Solutions for Maths DC Pandey Solutions for Physics ...
百度试题 结果1 题目七、按要求填空(10%)1. What number is the “ ? ". (2%)2265?0334 相关知识点: 试题来源: 解析 七、按要求填空 1. 5 2. F 3. 16 4. primary 反馈 收藏
百度试题 结果1 题目60% of a number is 30. What's the number? A. 50 B. 60 C. 40 D. 70 相关知识点: 试题来源: 解析 A。设这个数为 x,则 60%x = 30,解得 x = 50。反馈 收藏
What is 70% of 45?Question:What is 70% of 45?Calculating PercentWhen you need to find a certain percent of a number, write the percent as a decimal, and then multiply the number by that decimal. In this way you can quickly find the percentage you are looking for.Answer...