write a digit in so that this three-digit number 23 is divisible by 2,but not by 5.There are ( ) digits that can be filled in .(A)1(B)2(C)3(D)4 相关知识点: 试题来源: 解析D 三位数的形式为23X,X为需填入的个位数字。
Divisibility tests and rules explained, defined and with examples for divisibility by 2,3,4,5,6,8,9,10, and 11.Divisibility Calculator
To decide if 4235 is divisible by 3, we only need to figure out if . Thus, 4235 (is or isn't)divisible by 3.相关知识点: 试题来源: 解析 4,2,3,5, the sum of the numbers consisting it is a multiple of 3, isn't . Fill in the blanks as requested.反馈 收藏 ...
Let n be a positive integer. Prove that n is divisible by 11 if and only if the alternating sum of its digits is divisible by 11. Prove that 6 divides 7^n - 1 for every natural number n. If x is divisible by 3 and y is divisible by 5 , which of the following must be ...
If 756x is divisible by 11, where x is a digit find the value of x. View Solution Given that the number 59142a is divisible by 4, where a is a digit, what are the possible values of a ? View Solution Knowledge Check If the number x3208 is divisible by 3, what can be the face...
This gives us 105* 2=210 which is divisible by 3, 5, and 7 and is also between 200 and 300. The number is 210.若一个数能被3,5和7整除,那么它一定能被它们的最小公倍数整除.因为3,5 和7除了1之外没有共同的因子,所以这三个数的最小公倍数是它们的乘积.因为3* 5* 7=105不在200到300...
View Solution The negation of the statement(p∨q)⇒(q∨r) View Solution Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions KC Sinha Solutions for Maths Cengage Solutions for Maths DC Pandey Solutions for Physics HC Verma Solutions for Physics ...
4235=4*1000+2*100+3*10+5 ~~~=4*(999+1)+2*(99+1)+3*(9+1)+5 ~~~=4*999+2*99+3*9+ + + + To decide if 4235 is divisible by 3, we only need to figure out if is divisible by 3. Thus, 4235 (is or isn't)divisible by 3. You can also tell...
In mathematics, for a number, x, to be divisible by a number, k, it must be the case that x = kp, where p is an integer. We can use this property of divisibility to prove various propositions and solve various problems within the study of mathematics....
32n+7is divisible by (A) 8 (B) 4 (C) 16 View Solution What should be added to7415— to get825— ? View Solution What is the value of817+537+427+317 View Solution Ifa−b=2andab=8, then what is the value ofa3−b3?