The numbers 3,5,7,a, and b have an average (arithmetic mean) of 15. What is the average of a and b ? (2020 AMC 10A Problem, Question #2)A.0B.15C.30D.45E.60 答案 CThe arithmetic mean of the numbers 3,5,7,a, and b is equal to 3+5+7+a+b5=15+a+b5=15. Solving for...
EACH statement ALONE is sufficient. Statements (1) and (2) TOGETHER are NOT sufficient. 2The average (arithmetic mean) of a list of numbers is what percent of the sum of the numbers?(1) There are 8 numbers in the list.(2) The sum of the numbers in the list is 100.Statement (1...
The average (arithmetic mean) of a list of numbers is what percent of the sum of the numbers? what does this word mean 同义句转换 what's ___ ___ of this word there is note on the door of my uncle :IM2BZ2CU.What does it mean. 特别推荐 热点考点 2022年高考真题试卷汇总 2022年...
Step 1: Identify the first and last termsThe first term (a) is 101, and the last term (l) is 200. Step 2: Use the formula for the averageThe formula for the average of a series of numbers is given by:Average=First Term+Last Term2Substituting the values we have:Average=101+2002 ...
It is a simple and common method to measure the central tendency of a dataset. Answer and Explanation: The mathematical average of the three values: the number of weeks in a year, the number of days in a week, and the number of days in ...
百度试题 结果1 题目 8. The average of 3 numbers is 27. What is the sum of all the numbers?(4)(1) 3(2) 9(3) 30(4) 81 相关知识点: 试题来源: 解析 (4) 反馈 收藏
The average of 5 numbers is 12. If one number is 15 and another is 10, what is the average of the remaining three numbers? A. 11 B. 12 C. 13 D. 14 相关知识点: 试题来源: 解析 A。本题先算出五个数总和为 60,已知两个数分别为 15 和 10,那么这两个数的和为 25,五个数总和减去...
Answer to: What is the average number of DNA relatives for a 23andMe customer? By signing up, you'll get thousands of step-by-step solutions to...
<p>To find the average of all the natural numbers from 49 to 125, we can follow these steps:</p><p><strong>Step 1: Identify the range of numbers</strong> We are looking for the average of natural numbers starting from 49 to 125.</p><p><strong>Step 2: Cal
aMuckup what requested by Onishi-san Muckup what requested by Onishi-san [translate] athe average of three number is 48 .the average of two of these numbers is 56.what is the third number? 平均 三数字是48 .the平均二这些数字是56.what是第三个数字? [translate] ...