The number a can be divided by 3, and () by 9. If a can be divided by 9, then () by 3? A can definitely B can't necessarily C can't

The number a can be divided by 3 and (b) by 9. If the number a can be divided by 9, then (a) can be divided by 3?

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1. The remainder of the sum of the first 2008 positive integers that can be divided by 2 and 3 is () The remainder of the sum of the first 2008 positive integers that can be divided by 2 and 3 is () My method is very troublesome, the answer is 6. Which master has a better method?
2. A number that can be divided by eleven, divided by nine to eight, divided by seven to six, divided by five to four, divided by three to two
3. If a divides B, then a is a multiple of B and B is a divisor of A______ ．
4. A three digit number is not only a multiple of 2, but also divisible by 7, and 5 is its divisor. What is the minimum number of the three digit number?
5. If a divided by B equals 9, then a must be divisible by B
6. 8 divided by 4 equals 2, so is 8 divisible by 4 or 4 divisible by 8? fast
7. What is the relationship between a divided by B equals 7? 1. A is a multiple of B 2. A is 7 times of B 3. A can be divided by B 4. The common divisor of a and B is 7 This is a multiple choice question Wrong number 1; a is a multiple of B 2; a is 7 times of B 3; a can be divided by B 4; the common divisor of a and B is 7
8. If 10 divided by 5 equals 2, we can see whether 10 can be divided by 5 or whether 5 can be divided by 10
9. If a can be divided by B, then a and B are all integers, and the quotient of -------- divided by -------- is a number, and the remainder is zero
10. The number that can divide not only natural number a (a ≠ 0), but also 14 is the () A. Common multiple B. common divisor C. least common multiple D. greatest common divisor
11. A three digit number can be divided by 5 after adding 5, by 3 after subtracting 3, and by 2 after dividing 2. What is the minimum number of this three digit number?
12. A three digit decimal can be divided by 5 after adding 5, by 3 after subtracting 3, and by 2 after dividing 2. What is the minimum number of three digits
13. VB program for 1-40 can be divided by 5 to get the sum of all numbers
14. VB program to find out the number of three digits with 6 digits and divisible by 3?
15. How to write the program to find the even and odd number between 1-100 and the number that can be divided by 3 and 5 at the same time in VB
16. From the six numbers 1, 2, 3, 4, 5, 6, take any three to form a three digit number, among which there are several that can be divided by 6, how to program with VB Or take any three of the six numbers from 0 to 9 to form a three digit number. How to make up this situation?
17. Choose three different numbers from the four numbers 0, 1, 5 and 6 to form three digits that can be divided by 3 and 5 at the same time, Find the sum of the maximum and minimum of such three digits
18. Among the three digit numbers composed of 0, 1, 2, the ones that can be divided by 2 are (), the ones that can be divided by 3 are () and the ones that can be divided by 5 are ()
19. Take any two numbers from 1, 3, 5 and 7, and take any two numbers from 2, 4, 6 and 8 to form a four digit number without repetition. The number of four digits divisible by 5 is () A. 120 B. 300 C. 240 D. 108
20. Among the five numbers 2-6, any four different numbers can form a total of 120 four digit numbers. Among them, what is the largest four digit number divisible by 45?