The sum of two even numbers is always what? 的意思是: 两个偶数的和一定是什么? 显然答案是:(it must be an even number.)一定是个偶数. Name a prime number less than 13 的意思是: 举出一个小于13的质数. 回答可是:1,2,3,5,7,11中的任何一个. solution通常是针对question 或 problem(即“问...
百度试题 结果1 题目The sum of two even numbers is —A:odd when one number is less than 10.B:sometimes odd and sometimes even.C:always even.D:always odd. 相关知识点: 试题来源: 解析 C always even.反馈 收藏
2. Which of the statements below isalways true?(A)The sum of several odd numbers is an odd number.(B)The sum of an odd numbers and an even number is an even number.(C)The sum of two prime numbers is an even number.(D)The sum of two odd numbers is a composite number.(E)One...
百度试题 结果1 题目The sum of two consecutive odd numbers is always divisible by which number? A. 2 B. 4 C. 8 D. 16 相关知识点: 试题来源: 解析 A。本题考查奇数的性质。两个连续奇数之和一定是偶数,而偶数能被 2 整除。反馈 收藏 ...
Some present the lives of colorful mathematicians. Others describe important applications of mathematics. Yet others go into mathematical procedures, but assume that the reader is adept in using algebra.” 所以答案是: B Question 32: a contrast between reading this book and reading other kinds of ...
“The sum of two numbers is always greater than either of the numbers.” This statement is ( ). A. always true B. sometimes true C. never true D. cannot be determined 相关知识点: 试题来源: 解析 B。本题考查数学概念中两数之和与两数本身大小关系的理解。选项 A“always true”不对,例如...
The sum of two numbers is represented by “a + b”. Here, “+” is called the ___. A. s
The sum of two consecutive numbers is 15. If the smaller number is x, what is the equation? A. x + (x + 1) = 15 B. x + (x - 1) = 15 C. 2x + 1 = 15 D. 2x - 1 = 15 相关知识点: 试题来源: 解析 A。因为是连续的两个数,较小的是 x,较大的就是 x + 1,它们的和...
The sum of two consecutive odd numbers is 28. What is the smaller odd number? A. 13 B. 15 C. 11 D. 17 相关知识点: 试题来源: 解析 C。设较小的奇数为 x,较大的奇数为 x + 2,它们的和为 28,即 x + (x + 2) = 28,2x + 2 = 28,2x = 26,x = 13。所以较小的奇数是 11。
The sum of two different prime numbers is 100. Find all prime pairs. 100= + . 100= + . 100= + . 100= + . 100= + . 100= + .相关知识点: 试题来源: 解析 3;97;11;89;17;83;29;71;41;59;47;53 100=3+97=11+89=17+83=29+71=41+59=47+53.反馈 收藏 ...