英语翻译英语数学名题选编1)If n is an integer,which of the following cann
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英语翻译
英语数学名题选编
1)If n is an integer,which of the following cannot be a factor of 3n+4?
(A) 4 (B) 5 (C) 6 (D) 7
2)If the sum of the first n positive integers is S,what is the sum of the first n positive even integers,in terms of
3)
In how many of the integers between 1 and 100 does the digit 5 occur exactly once?
4)
If r and s are positive integers,each greater than 1,and if 11(s-1)=13(r-1),what is the least possible value of r+s?
5)
If Art and Rita can do a job in 4 hours when working together at their respective constant rates and Art can do the job alone in 6 hours ,in how many hours can Rita do the job alone?
6)
If 10 persons meet at a reunion and each person shakes hands exactly once with each of the others,what is the total number of handshakes?
7)
Raffle tickets numbered consecutively from 101 through 350 are placed in a box.What is the probability that a ticket selected at random will have a number with a hund- reds digit of
8)
If 75 percent of a class answered the first question on a certain test correctly,55 percent answered the second question on the test correctly,and 20 percent answered neither of the questions correctly,what percent answered both correctly?
9)
How many two-element subsets of {1,2,3,4} are there that do not contain the pair of elements 2 and
10)
In how many arrangements can a teacher seat 3 girls and 3 boys in a row of 6 seats if the boys are to have the first ,third,and fifth seats?
11)
A necklace is made by stringing N individual beads together in the repeating pattern red bead,green bead,white bead,blue bead,and yellow bead.If the necklace design begins with a red bead and ends with a white bead,then N could equal?
(A) 16 (B) 32 (C) 68 (D) 54
12)
If C is the temperature in degrees Celsius and F is the temperature in degrees Fahrenheit,then the relationship between temperatures on the two scales is expressed by the equation 9C=5(F-32).On a day when the temperature extremes recorded at a certain weather station differed by 45 degrees on the Fahrenheit scale,by how many degrees did the temperature extremes differ on the Celsius scale?
如果给出答案就更好了!
如果给出答案就更好了!
如果给出答案就更好了!
英语数学名题选编
1)If n is an integer,which of the following cannot be a factor of 3n+4?
(A) 4 (B) 5 (C) 6 (D) 7
2)If the sum of the first n positive integers is S,what is the sum of the first n positive even integers,in terms of
3)
In how many of the integers between 1 and 100 does the digit 5 occur exactly once?
4)
If r and s are positive integers,each greater than 1,and if 11(s-1)=13(r-1),what is the least possible value of r+s?
5)
If Art and Rita can do a job in 4 hours when working together at their respective constant rates and Art can do the job alone in 6 hours ,in how many hours can Rita do the job alone?
6)
If 10 persons meet at a reunion and each person shakes hands exactly once with each of the others,what is the total number of handshakes?
7)
Raffle tickets numbered consecutively from 101 through 350 are placed in a box.What is the probability that a ticket selected at random will have a number with a hund- reds digit of
8)
If 75 percent of a class answered the first question on a certain test correctly,55 percent answered the second question on the test correctly,and 20 percent answered neither of the questions correctly,what percent answered both correctly?
9)
How many two-element subsets of {1,2,3,4} are there that do not contain the pair of elements 2 and
10)
In how many arrangements can a teacher seat 3 girls and 3 boys in a row of 6 seats if the boys are to have the first ,third,and fifth seats?
11)
A necklace is made by stringing N individual beads together in the repeating pattern red bead,green bead,white bead,blue bead,and yellow bead.If the necklace design begins with a red bead and ends with a white bead,then N could equal?
(A) 16 (B) 32 (C) 68 (D) 54
12)
If C is the temperature in degrees Celsius and F is the temperature in degrees Fahrenheit,then the relationship between temperatures on the two scales is expressed by the equation 9C=5(F-32).On a day when the temperature extremes recorded at a certain weather station differed by 45 degrees on the Fahrenheit scale,by how many degrees did the temperature extremes differ on the Celsius scale?
如果给出答案就更好了!
如果给出答案就更好了!
如果给出答案就更好了!
1,如果n是一个整数,下列哪个不可能是3n+4的因子?B
(A) 4 (B) 5 (C) 6 (D) 7
2,如果前n个正整数的和是S,那么前n个正偶数的和用S表示为什么?2S
3,在多少个1到100之间的整数中,阿拉伯数字5只出现一次?9
4,如果r和s是正整数,且都大于1,如果11(s-1)=13(r-1),那么r+s的最小可能值是多少?5
5,如果Art和Rita以他们各自的速度共同做一份工作需4小时,Art单独作需6小时,那么Rita单独做需几小时?12
6,如果10个人相见,每个人都要和其他人握一次手,那么总共握手多少次?45
7,写有101到350的卡片放在一个箱子里,随机抽出一张,百位是2的可能性有多大?40%
8,一次考试中,75%的人正确回答了第一题,55%的人正确回答了第二题,20%的人一道题也没有回答正确,那么,有多少人两道题全都答对了?
9,集合{1,2,3,4}除了{2,4}以外的两个元素的子集有多少个?5
10,共有3男3女要坐6个座位,如果让3个男生坐第一,三,五号座位,那么有多少种排列方式?
11,一条项链由N个珠子组成,顺序是红,绿,白,蓝,黄,如此反复.如果项链以红色珠子开头以白色珠子结尾,那么N是多少?C
(A) 16 (B) 32 (C) 68 (D) 54
12,如果C是摄氏温标,F是华氏温标,两者的关系是
9C=5(F-32).如果一天测量温度的华氏温度的误差为45度,那么相应的摄氏温度的误差是多少?65/9
(A) 4 (B) 5 (C) 6 (D) 7
2,如果前n个正整数的和是S,那么前n个正偶数的和用S表示为什么?2S
3,在多少个1到100之间的整数中,阿拉伯数字5只出现一次?9
4,如果r和s是正整数,且都大于1,如果11(s-1)=13(r-1),那么r+s的最小可能值是多少?5
5,如果Art和Rita以他们各自的速度共同做一份工作需4小时,Art单独作需6小时,那么Rita单独做需几小时?12
6,如果10个人相见,每个人都要和其他人握一次手,那么总共握手多少次?45
7,写有101到350的卡片放在一个箱子里,随机抽出一张,百位是2的可能性有多大?40%
8,一次考试中,75%的人正确回答了第一题,55%的人正确回答了第二题,20%的人一道题也没有回答正确,那么,有多少人两道题全都答对了?
9,集合{1,2,3,4}除了{2,4}以外的两个元素的子集有多少个?5
10,共有3男3女要坐6个座位,如果让3个男生坐第一,三,五号座位,那么有多少种排列方式?
11,一条项链由N个珠子组成,顺序是红,绿,白,蓝,黄,如此反复.如果项链以红色珠子开头以白色珠子结尾,那么N是多少?C
(A) 16 (B) 32 (C) 68 (D) 54
12,如果C是摄氏温标,F是华氏温标,两者的关系是
9C=5(F-32).如果一天测量温度的华氏温度的误差为45度,那么相应的摄氏温度的误差是多少?65/9
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