J is a factor and a multiple of 25. What is J?
Answer: J =
A prime number between 42 and 46 is
In the following figure, AN = 5cm and AB = 8cm. NB =............. cm
Ai đúng mk tick cho
Given M is the set of all common multiples of 49 and 63 . M is also the set of all multiple of
Mk gấp lắm nhanh lên
Exer 1: There is a division with the quotient is 6 and the remainder is 3. The sum of dividend, divisor and remainder are 195. Find the dividend are divisor.
Exer 2: Prove that: Amoney three consecutive natural numbers, there is one only one the number which divisibles by 3.
Exer 3: Given natural number, n = \(\overline{1ab1}\). Let m be the natural number which is written the opposite respectively of n. Prove that the different of n and m divisibles by 90.
If the sum of two 2-digit numbers ab and ac and a 1-digit number d is 30, and d>b>c>A . Find ab
Exer 1: Find digit a such that n = \(\overline{aaaaa24}\) divisibles by 8 and 9.
Exer 2: Prove that number:
A = (n+2014)(n+2015)(n+2016) is a multiple of 6; where every n \(\in\) N.
Exer 3: Given n = 101998 - 4.
a, Does n divisibles by 3?
b, Does n divisibles by 9?
And why?
The greatest common factor of m and n is 1
That the least common multiple of them ?
Ai làm nhanh nhất thì mk tick cho
If m divisible n , p divisible m and n divisible q then the least common multiple of m,n ,p and q is
Ai đúng mk sẽ tick
Jane lists all common factors of 90 and 36 . The result is { 1;2;3;6;9 }
The missing number is