The numbers are 5, 8, 10, 12, and 15. What is the average (mean) of these numbers? A. 所保必直我何王者劳科变共马省又或年所保必直我何王者劳科变共马省又或年9所保必直我何王者劳科变共马省又或年所保必直我何王者劳科变共马省又或年 B. 构完府领个构完府领个10构完府领个构完府...
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...
23 Does any row of Pascal's triangle contain a Pythagorean triple? 36 Pascal gets drunk and builds his triangle. Half the time he writes 00 instead of adding the two numbers above. What is the average of the numbers? 19 Randomized Pascal's triangle: What is the average ...
百度试题 结果1 题目 The average of five numbers is14. If three of those numbers are 15, 18, and 21, what is the average of the remaining two numbers? 相关知识点: 试题来源: 解析 8 8 反馈 收藏
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...
百度试题 结果1 题目The numbers are 5, 8, 7, 6 and 9. What's the average number? A. 6 B. 7 C. 8 D. 9 相关知识点: 试题来源: 解析 B。五个数字总和为 5+8+7+6+9 = 35,数据个数是 5,平均数为 35÷5 = 7。反馈 收藏 ...
different numbers is64, One of these numbers is 64, What is the sum of the other numbers( ). A. 47×64B. 48×63C. 47×63D. 63×64相关知识点: 试题来源: 解析 A The sum of the 48 numbers is48×64, That's like 48 64s, Now remove one, What remains is47×64. 48个不同的...
In a numerical table with 10 rows and 10 columns, each entry is either a 9 or a 10. If the number of 9s in thenth row isn− 1 for eachnfrom 1 to 10, what is the average (arithmetic mean) of all the numbers in the table?
百度试题 结果1 题目The average of the numbers 1, 2, 3, ⋯, 98, 99, and x is 100x. What is x?( ) A.49101 B.50101 C.12 D.51101 E.5099 相关知识点: 试题来源: 解析 B
arithmetic mean (average) 21、 算术平均值1 nE=å ain i =12. median 中位数* The median is the middle value of a list when the numbers are in order.* 先排序,后取中。3. mode 众数* The mode of a list of numbers is the nmuber that occurs most frequently in the list.* A list ...