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3AA1 is divisible by 9

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math
can you answer this question in a different and more logical way than this method below: we will examine the sum of cubes of two numbers, A and B. Without losing generality, we will further assume that A=2nX and B=2n+kY where X is not divisible by 2 n is a positive integer and...

math
This is a riddle, and I'm supposed to find a 5-digit number from it..... My thousand's digit is the first that is perfect, but if you're not happy with that, it's also the product of the first two primes. My units digit is the odd of those two primes, and if you look at it and...

math
What is the sum of all possible digits that could fill in the blank in 47_021 so that the resulting five digit number is divisible by 3?

Algebra
What is the sum of all possible digits that could fill in the blank in 47_021 so that the resulting five digit number is divisible by 3?

Algebra
What is the sum of all possible digits that could fill in the blank in 47_021 so that the resulting five digit number is divisible by 3?

Algebra
GIven any positive integers, show that at least two must exist whose sum or difference is divisible by 10.

Math
using the terms factor, divisor, multiple and divisible by, write as many statements as you can about the number sentence 4X7=28

math
what is the greater common factor of 6/12 need all divisible numbers for both and put in lowest form as a fraction

math
use the terms factors,divisor,multiple, product and divisible by to write as many statements as you can about the number sentence. 7×9=63

MATH HELP!!!!!!! :(
This is a riddle, and I'm supposed to find a 5-digit number from it..... My thousand's digit is the first that is perfect, but if you're not happy with that, it's also the product of the first two primes. My units digit is the odd of those two primes, and if you look at it and...

math
using the terms factor,divisor,multiple,product,and divisible by,write as many statements as you can about the number sentence 4x7=28.

math
Hey, could I have some help for this? Thanks! Describe a rule for deciding if a number is divisible by three. Consider numbers above 1000 as well.

algebra
given any seven positive integers, show that at least two must exist whose sum or difference is divisible by 10.

Math
prove that the difference of squares of any two odd numbers is divisible by 4. (first list at least 3 examples to support this statement.)

math
Using the terms factor, divisor, multiple, product, and divisible by, write as many statements as you can about the number sentence 4x7=28.

math
using the terms factor, division, multiple, product, and divisible by, write as many statements as you can about the number sentence 4x7=28

algebra227
You have the numbers 1–25 written on slips of paper. If you choose one slip at random, what is the probability that you will select a number that is divisible by 4? 1/5, 62/25, 4/25, 2/3

math test review
7. Given that w=7r+6r+5r+4r+3r. Which of the terms listed below may be added to w to the resulting sum will be divisible by 7 for every positive integer r? A.7r B.6r C.5r D.4r E.3r

Algebra
You have the numbers 1-25 written on slips of paper. If you choose a slip at random, what is the probability that you will select a number that is divisible by 4? 1/5 6/25***? 4/25 2/3 You have the numbers 1-24 written on slips of paper. If you choose a slip at random, what is...

math
to me this question does not make sense... it comes from a review packet for the SAT _______________________________________ Q: If 299 is divisible by 2B, and B represents a positive digit, what is the value of B? a.) 2 b.) 3 c.) 4 d.) 6 e.) 9

math
Hey, could I have some help for this? Thanks! Describe a rule for deciding if a number is divisible by three. Consider numbers above 1000 as well. ~Slappy~

math
using the terms factor, divisor, multiple, product, and divisible by, write as many statements as you can about the number sentence 6 times 8 equals 48

Math
Using the terms factors, divisors, multiple, product, and divisible by, write as mant statements as you can about the number sentence 4x7=28.

math/ geometry
1. Determine the truth value of the following statement: Rome is a city in France or all numbers are divisible by 1. True False

Math 8th Grade
Which number serves as a counterexample to the statement below: All positive integers are divisible by 2 or 3 I need as much as possible.

algebra
The product of the first ten prime numbers must be divisible by: F. 16 G. 18 H. 20 J. 22 K. 24 Please provide detailed explanation with answer (if possible) Thanks in advance.

Plz help me..just one MATH question
The number 1 is both the square of an integer and the cube of an integer. What is the next larger interger which is both a square and a cube of a positve integer. plz help, the only number i can think of was 0 but its smaller than one. what is the erroron the verdfind it and ...

math
Show that the sum of the squares of any five consecutive integers is divisible by 5. I think I should do something with n+(n+1)+(n+2)+(n+3)+(n+4), but I have no idea where to go to from here. Could someone please help me?

advance functions
Determine the values of a M and N , so that the polynomial 2x^3+mx^2+nx-3 and X^3-3mx^2+2nx+4 are both divisible by x-2. I am so lost, i do not know how to start this problem! please help i have a test soon!

MATH grade 12
Determine the values of a M and N , so that the polynomial 2x^3+mx^2+nx-3 and X^3-3mx^2+2nx+4 are both divisible by x-2. I am so lost, i do not know how to start this problem! please help i have a test soon!

5th Grade Math
Use the terms factor, divisor,multiple, product and divisible by to write as many statements as you can about the number sentence below. 7*9=63

math
What least number must be added to 1056 to get a number exactly divisible by 23?

math
what least number must be subtracted from 13601 to get a number exactly divisible by 87?

math
what least number muist be subtracted from 13601 to get a number exactly divisible by 87?

Math
I am a 3 digit number less than 300. I am divisible by 2 and 5, but not 3. The sum of my digits is 7. What number am I?

Math
Find the least number divisible by each natural number less than or equal to 10.

Math
Find the least number divisible by each natural number less than or equal to 10.

maths
find the number of integers between 32 and 395 that are divisible by 6 find their sum

MATHS
I am less than 500. I am divisible by 11 and 5. I have three digits. The sum of my digits is 14

Maths
I am less than 500 . I am divisible by 11 and 5. I have three digits. The sum of my digits is 14.

math
How many 3 digit numbers can be formed from the digits 2,3,5,6,7 and 9 which are divisible by 5 and none of the digits is repeated?

Math
The two leading digits of each 5 digit number are not shown which number is divisible by 4

Algebra
find the smallest number which is greater than 111,111,000 and divisible by 8 and 9

Math
How many Positive integers are between 200-500 that are divisible by the integers 4,6,10,12?

Math
How many Positive integers are between 200-500 that are divisible by the integers 4,6,10,12?

Maths
I am a 2 digit number .the sum of my digits is 9.i am divisible by 5 and smaller than 50. What is my number

math
there are two numbers between 1 and 500 hundred that are divisible by the numbers 2,3,5 and 7? what are they

math
n is a digit such that the 5-digit number n878n is divisible by 9. What is the value of n?

math
you roll a number cube numbered 1 to 6. P(a number divisible by 4) I think 3/6 or 1/2

math
consider the experiment of rolling a single die. What is the probability of rolling a number that is divisible by 2 or 3?

math
Consider the experiment of rolling a single die. What is the probability of rolling a number that is divisible by 2 or 3?

Math
If m is a postive even integer, which of the following must represent an integer that is evenly divisible by 4?

maths
What number should be repalced with * in order to make the number 48732*637984 divisible by 9

Math
The digits 1,2,3,4,5,6 are arranged to form a 6-digit number.What is the probability that the number formed is divisible by 4?

Math
If a, b, and c are three integers in geometric progression, prove that the number a^2+b^2+c^2 is exactly divisible by the number a+b+c.

Math
I am a three digit number less than 300. I am divisible by two and five but not 3. What number am I?

Math
500! is divisible by 21. How many times can 21 go into 500! ? Have zero clue how to do this. Thanks in advance!

Math
If i pick a number anywhere from 1 to 1000 at random, what is the probability that the number is divisible by either 2 or 5?

maths
Find the smallest positive 2 digit whole no which is divisible by 3 such that the sum of it digit is 9.

MATH
Please check my answers: How are the symbols 3/4, 0.75, and 75% related? They are all different ways to express the same number. 2.(4pts) Use inductive reasoning to predict the next number in the sequence. 1, 2, 2, 4, 4, 8, . . .8 because each number after 1 is repeated twice...

MATH
Please check my answers: How are the symbols 3/4, 0.75, and 75% related? They are all different ways to express the same number. 2.(4pts) Use inductive reasoning to predict the next number in the sequence. 1, 2, 2, 4, 4, 8, . . .8 because each number after 1 is repeated twice...

MATH
Please check my answers: How are the symbols 3/4, 0.75, and 75% related? They are all different ways to express the same number. 2.(4pts) Use inductive reasoning to predict the next number in the sequence. 1, 2, 2, 4, 4, 8, . . .8 because each number after 1 is repeated twice...

math
Please check my answers: How are the symbols 3/4, 0.75, and 75% related? They are all different ways to express the same number. 2.(4pts) Use inductive reasoning to predict the next number in the sequence. 1, 2, 2, 4, 4, 8, . . .8 because each number after 1 is repeated twice...

Math
From the decimal form of 1/13 we pick 99 consecutive digits and treat it as a 99-digit number. Can this number be divisible by 3?

Math
If p is an integer, which of the following must be true about 4p+7? a) it is odd b) it is even c) it is greater than 7 d) it is greater than p e) it is divisible by 11

math
if (x^65535)-1 is divisible by the prime number 65537, x is an integer, and 0 ≤ x < 65537, how many values of x are possible?

math
give me answer show that one and only one out of n,n+4,n+8,n+12 and n+16 is divisible by 5, where n is any positive integer

math
what is the smallest number which must be subtracted from 208 to leave a number which is exactly divisible by7?

Help w/ Math PLS
If a, b, and c are three integers in geometric progression, prove that the number a^2+b^2+c^2 is exactly divisible by the number a+b+c.

scholarship 7th std
by which of the following digits shoud be * replaced in the number 5*324 so that the number will be divisible by 12 2 or 3 or 4 or 6

math
The positive number X is divisible by 42, and is composed of only 1s and 0s when written in base 10. What's the smallest number that X might be?

math gr.6
Is the number 23 the only number between 20 and 28 that can't be divisible equally by 2,3,4, or 5

math
Is 2340 divisible by 90 how do you know? In Math please answer quick

math
i am number between 35 and 45 i am completely divisible by 13 find the number

math
how many different numbers of 8 digits can be formed from the digits 0,1,2,3,4,5,6,7 that are divisible by 5?

Math
Can someone please help me with this question? Find all values of the missing digit that makes the statement true: 4, 3, ... 0 is divisible by 6. My answer which I don't think is right is: 2, 5, 8. Is this correct? Thanks.

math
Which of thie following is divisible by 3 (with no remainder)? A.2,725 B.4,210 C.4,482 D.6,203 E.8,105 (I got a remainder on al

Pre Calc
in a 9 digit integer, each of the digits 1,2,3,4,5,6,7,8,and 9 appears exactly once. Find the probability that the integer is divisible by 9.

Math
the number has four digits the thousandsdidit is twice the hundreds digit the ones digit is divisible by 5 the sum is 13

holy heart
Using digits 2, 3, 5, 6, 7 and 9, how many 3-digit numbers can be formed that are divisible by 5 such that the repetition of digits is not allowed?

Algebra
Identify the sequence as arithmetic, geometric, or neither. Explain your answer. 1.6, 0.8, 0.4, 0.2, . . . I think it is geometric - divisible by 1/2...? Is that right?

maths
We have a list of N consecutive 3-digit numbers, each of which is not divisible by its digit sum. What is the largest possible value of N?

math
Let S={1,2,3,4,…,2013} and let n be the smallest positive integer such that the product of any n distinct elements in S is divisible by 2013. What are the last 3 digits of n?

maths-urgently needed
A number of 4 different digits is formed by using 1, 2, 3, 4, 5, 6, 7. Find the probability that it is divisible by 5. Digits can be repeated

Math
Meenah made a conjecture that any even number will be divisible by 4. Test her conjecture. Explain whether it is correct or incorrect.

precalculus
Find the number of negative integers greater than -500 that are divisible by 33. Also find their sum. How do I set up this problem?

math
I am a number between 50 and 60 and I am divisible by 3.I am an even number. Who am I?

Algebra
Find a counterexample to the statement 4^n + 1 is divisible by 5...how do i show my work for this problem? The example in my book is too confusing it doesnt really go into detail but just shows a table.

math
The following conjectures were made by students. Which do you think are false? Give a counterexample for each conjecture if possible. a. Only half of the nonzero even numbers up to 100 are divisible by 4.

Algebra
You have the numbers 1–24 written on slips of paper. If you choose one slip at random, what is the probability that you will not select a number which is divisible by 6? (1 point) 1/6 5/6 1/3 2/3 my answer - right or wrong?

Math
What are the positive integers between 1 and 100 that are only divisible by three numbers: one, the number itself and a prime number?

Math
I am not even I am greater than 200 the sum of my digits is nine i am a multiple of five I am less than 300 I am evenly divisible by nine

math
If you draw one card at random from a deck of 18 cards numbered 1 through 18, inclusive, what is the probability that the number you draw is divisible by 6?

Calculus
f(x)=x^n , where n is a positive integer greater or equal to 2. The graph of f(x) will have an inflection point when n is A. Even B. Odd C. Divisible by 3 D. For all values E. For no values

PLEASE HELP ASAP ALGEBRA
A spinner is divided into 10 equal sections numbered from 0 to 10. you spin the spinner once. what is P ( divisible by 3)? a. 1/3 b. 1/2 c. 2/5 d. 3/10 my answer is d, is that correct?

Math
If the tens digit d is replaced with one of the digits 0-9, what is the probability that the four-digit positive integer 12d4 is divisible by 12? Express as a common fraction.

Math, Induction
prove by induction that 3.7^(2n)+1 is divisible by 4

math
How many of the first 1001 Fibonacci numbers are divisible by 3? I know the correct answer is 250....... but i need solution of how it comes out to be 250........ kindly hellp me sooooooooooon

algebra 1
Given any random, 3-digit number, what is the probability that a number will be: a) a multiple of 5 b) divisible by 2 c) a square number i know the answer but i don't know how to solve it

Pre-Calc (ugent!!!)
If a number is selected at random from the set of all five digit numbers in which the sum of the digits is equal to 43, compute the probaility that this number is divisible by 11.

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