B. 20 and 25C. 26 and 30D. 45 and 50相关知识点: 试题来源: 解析 A There are two prime numbers between 10 and 15:11 and 13. 下面哪个选项的两个数之间有两个质数( ). A.10和15 B.20和25 C.26和30 D.45和50 10和15之间的质数是11和13. 故选A....
. What is the product of these two prime numbers?( ).A. 85 B. 91 C. 115 D. 133 E. 166 相关知识点: 试题来源: 解析 E 两质数之和为85.则这两个质数的积是多少? 由于两个质数和为奇数,其中一个必须是偶数.唯一的偶数是2.另一个质数为85−2=83, 这两个数的乘积为83⋅2=166. 故...
解析 C For example:2、3、5、7 are all primes,2+3=5,2+5=7,5 and 7 are prime and odd number;3+5=8,3+7=10,8和10 are composite number and even number.So the sum of two prime numbers will be an odd or even number.So we choose ....
1 The sum of two two-digit prime numbers is66. What are these two prime numbers?两个两位质数之和是66,这两个两位质数是___.55 5 相关知识点: 试题来源: 解析 13和53,19和47,23和43,29和37。 题目要求找出两个两位质数,它们的和为66。由于66是偶数,这两个质数必须都是奇数。通过列出所有两位质...
A.60 B.108 C.118 D.133 E.166相关知识点: 试题来源: 解析 C 两个质数和为奇数,所以必有质数2,那么另外一个质数只能是质数59,乘积为118.故选C.结果一 题目 The sum of two prime numbers is 61. What is the product of these two numbers?A.60B.108C.118D.133E.166 答案 C相关推荐 1The su...
The product of two prime numbers is 65. What is the sum of the two prime numbers? What is the difference of the two prime numbers?相关知识点: 试题来源: 解析 18;8. 5×13=65 13+5=18 13−5=8 The sum of the two prime numbers is 18. The difference of the two prime numbers is...
百度试题 结果1 题目The sum of two different prime numbers is 39. These two prime numbers areand.相关知识点: 试题来源: 解析 2;37 反馈 收藏
(Maths Olymapiad《Prime Numbers》Pr4&5 Question #2) The sum of two prime numbers is 39. Find the product of the two prime numbers.相关知识点: 试题来源: 解析 74. 2+37=39 2*37=74 The product of the two prime numbers is 74.
Which of the following is the sum of two prime numbers( ).A.11B.17C.23D.31 答案 DSin ce each choice is odd, 2 must be one of the addends.下列哪个是两个素数的和( ).A.11 B.17 C.23 D.31因为每个选项都是奇数,2必须是加数之一.A.11=2+9B.17=2+15C.23=2+21D.31=2+29故选D...
百度试题 结果1 题目If the sum of two prime numbers is 91, the difference between the two prime numbers is . 相关知识点: 试题来源: 解析 87 91=2+89, 89−2=87.反馈 收藏