What is the final percentage change compared to the original number? A. 4% decrease B. 4% increase C. No change D. 20% decrease 相关知识点: 试题来源: 解析 A。设这个数为 x,增加 20%后变为 1.2x,再减少 20%变为 1.2x×0.8 = 0.96x,所以相比原来减少了 4%。反馈 收藏 ...
A. has increased by 句子开头的"Since then"表明主句需使用现在完成时(have/has + 过去分词)。主语"The number"是单数形式,故谓语动词用has increased。选项分析如下:- **A. has increased by** ✔️ 现在完成时单数匹配,且"by 20%"表示增长幅度(例:从100人增加到120人)。- **B. increase by** ...
<p>To find the expected number of students in the course in 1990, we will use the formula for compound interest, as the number of students increases by a certain percentage each year.</p><p>1. <strong>Identify the initial values</strong>: - Initial nu
Armed with this 12 , the marketing and engineering teams joined forces to raise awareness by prominently 13 the premium version to users of the free version. 14 , upgrades skyrocketed, and revenue increased by 92 percent.But in order for your growth, team to succeed, it needs to a have a...
Since 2013 the global gender gap in male and female access to the Internet has actually increased from 11 to 12 percent. ___44___yet, women and girls living in the poorest countries are 31 percent less___45___than men and boys to have access to ...
The number of students in a school increased by 10%. There are now 550 students. How many students were there originally? A. 500 B. 450 C. 400 D. 350 相关知识点: 试题来源: 解析 A。设原来有 x 个学生,x 乘以(1 + 10%)等于 550,解得 x 等于 500。反馈 收藏 ...
经典句式The number of students taking courses in "land-based subjects"has increased by a quarter in the last 12 months alone-from 5, 138to 6,482.仅仅在过去的12个月内,学习“以土地为基础的学科”课程的学生的数量已经增长了四分之一 —从 5138人到6482人The number of sb./sth.+单数谓语动词为...
设空处在that引导的限制性定语从句中作谓语,先行词为a significant number of areas,先行词在从句中作主语,根据“previously (之前地)”可知从句的时态应为一般过去时,根据主谓一致,从句主语复数,从句谓语复数形式。故填were。 59. to increase。考查非谓语动词。句...
A number w increased by 6 is less than or equal to 17. What is the number?Question:A number w increased by 6 is less than or equal to 17. What is the number?Algebraic equations:We can use model our problems into algebraic equations and use simple arithmetic to solve...
<p>To solve the problem step by step, we need to find the original number (let's call it X) that, when increased by 37.5%, results in 33.</p><p><strong>Step 1: Understand the percentage increase</strong> When a number is increased by 37.5%, it means that