The units digit of a three-digit number is prime. The hundreds digit is twice the tens digit. How many of these three-digit numbers are prime? What is a distinct digit? What digit will come in the place of 'a' in the number 1a5a01, if it is divisible by 11?
Any integer divisible by 9 and 15 is divisible by 45. Since 45 is not even, it is not divisible by 6. So double 45 to get 90. 下面哪个正整数能同时被 6,9,15整除?( ). A.810 B.90 C.30 D.15 任意整数能被9和15整除的一定能被45整除.因为45不是偶数,所以一定不能被6整除,那么45的...
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A. It must be divisible by 6. B. It must be divisible by 4. C. It must be divisible by 5. D. It must be divisible by 7. 相关知识点: 试题来源: 解析 A。本题考查数学逻辑和条件表达。如果一个数能同时被 2 和 3 整除,那么这个数一定能被 6 整除。B 选项是能被 4 整除与题干条...
Be divided by/ be divisible by A is divided by B,以及A is divisible by B都表示A÷B,只是divisible表示能够整除。 相反的表达是A divides B,此时是B÷A。 👉奇数和偶数 Odd and Even Integer 0是偶数 两个偶数的和为偶数 两个奇数的和为偶数 ...
What is 57 divisible by? Divisibility in Mathematics: Divisible is the whole number you get when you try to divide two whole numbers. Depending on the number, it might only be divisible by one number or several numbers. Answer and Explanation: Become a Study.com member to unlock this answ...
(A) 600 (B)700 (C) 900 (D) 2,100 (E) 4,900例:What is the lowe 8、st positive integer that is divisible by each of the integers 1 through 7,inclusive?(A) 420 (B) 840 (C) 1,260 (D) 2,520 (E) 5,0406. decimals & fractions 小数和分数*相关词汇:reaccuring decimal ; ...
题目A number is between 10 and 20. It is divisible by 3. What is the number? A. 12 B. 14 C. 16 D. 18 相关知识点: 试题来源: 解析 D。解析:在 10 到 20 之间能被 3 整除的数只有 12、15、18,选项中只有 18 符合。选项 A、B、C 不符合这个条件。
If K is a positive integer less than 10 and N = 4,321 + K, what is the value of K ? N is divisible by 3. N is divisible by 7. 选项: A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B、Statement (2) ALONE is sufficient, but statement ...
百度试题 结果1 题目【题目】A four-digit number 681口 is divisible by 2. What ca 相关知识点: 试题来源: 解析 【解析】It can be 6810, 6812 ,6814, 6816or 6818.