two-digit

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• 有几道GMAT数学题弄不懂,1、If 1050（是10的50次方） – 74 is written as an integer in base 10 notation,what is the sum of the digits in that integer?2、If x > 0,then 1/[√(2x)+√x] =3、A positive integer n is said to be “prime-saturated” if the product of all the different positive prime factors of n is less than the square root of n.What is the greatest two-digit prime-saturated integer?A,99 B,98 C,97 D,96 E,95
• It is a two-digit number.翻译,第一个比采纳.
• two-digit
• Please solve these problems for me!Please please pleaseNON-SQUARESThe numbers 1,4,9,16,25,36,49,64,81,… are called the square numbers.Let’s call the omitted numbers 2,3,5,6,7,8,10,11,12,13,...the non-square numbers.The first non-square number is 2The second non-square number is 3.The third non-square number is 5.a) What is the twentieth non-square number?b) How many two-digit non-square numbers are there?c) What is the hundredth non-square number?d) T
• 求英语翻译For how many positive two-digit interger is the ones digit greater than twice the tens digit?
• Of the two-digit positive integers less than 20 how many have different digits翻译翻译〜〜
• T is the ten digits of a two-digit positive integerGRE的mathematics conventions有个例子是“T is the tens digits of a two–digit positive integer,so T is an integer from 1 to 9”,我不太明白前半句话的意思,a two–digit positive integer 应该是一个两位的正整数,前面的the tens
• 各位大虾请教一道英语数学题SAT if n is a two-digit number whose units digit is 4 times its tensif n is a two-digit number whose units digit is 4 times its tens digit,which of the following statements must be true?A.n is a multiple of 4B.n is a multiple of 7C.10D.n is greater than 40E.20SAT 学霸更好了.是2011年1月真题SECTION8 的第10题.
• Kyle’s lock combination consists of 3 two-digit numbers.The combination satisfies the three conditions below. One number is odd. One number is a multiple of 5. One number is the day of the month of Klye’s birthday.If each number satisfies exactly one of three conditions ,which of the following could be the combination to the lock?A 14-20-13B 14-25-13C 15-18-16D 20-15-20E 34-30-21这题也没说Kyle的生日啊,答案为什么选A?
• two-digit
• 请教个很弱的GMAT数学题（0.1667)(0.8333)(0.3333)/(0.2222)(0.6667)(0.1250)求这个式子的近似值.答案是说0.1667≈ 1/6 ,0.8333≈ 5/6...就是把他们都换成相近分数后再求解,问题是我现在不明白如何把这些小数快速换算成相近分数形式啊.我晕,分数无穷无尽,这样我得留意多少啊.老美他们也会留意些这个?
• The phone number area code must be a 3-digit number.