Thursday
December 18, 2014

Search: 3AA1 is divisible by 9

Number of results: 463

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?
June 17, 2013 by jack

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
February 18, 2013 by Anonymous

Math
Meenah made a conjecture that any even number will be divisible by 4. Test her conjecture. Explain whether it is correct or incorrect.
January 5, 2014 by Jack

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.
April 30, 2008 by Tracy

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.
June 20, 2009 by chandice

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?
January 22, 2008 by Kayla

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
January 31, 2013 by Sania

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.
May 1, 2011 by Kale

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
May 12, 2013 by jamesbond

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
January 18, 2013 by naomi

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.
September 30, 2009 by Ryan

math
A number is divisible by another number when the ________ after division by tat number is 0.
November 3, 2010 by Ron

Math
It's a NUMBER? It is divisible by 3 but not by 9 or 15. It is not an even number and it is less than 90. The sum of it is 12 and it could be the Product of 27..... What NUMBER??
November 7, 2013 by Jeff

Math/Geometry
A correct answer will yield me an "A" all SEMESTER, so help is appreciated Question: Can you find a pythagorean triple whose nonhypotunese legs aren't divisible by 12? Whatever the answer, yes or no, it must be proven.
February 25, 2009 by Trevor

math
A number divisible by another number when the ________ after division by that number is 0?
January 12, 2011 by samantha

math(7th grade)2(PLz Help BOB)
9 is the GCF of 18 and this 2 digit number between 50 and 60.What is it? what number between 50 and 60 is divisible by 9? (hint: what is 9*6)
October 25, 2006 by Mary

math
The faces of a cube are numbered 1-6. If the cube is tossed once, what is the probabilty that a prime number or a number divisible by 2 is obtained.
September 28, 2011 by Anonymous

math
A 999-digit number starts with 9. Every 2 consecutive digits is divisible by 17 or 23. There are 2 possibilities for the last 3 digits. What is the sum of these 2 possibilities?
June 18, 2013 by jack

Math
A number rounded up to the next thousand is 8000. It is divisible by 6 and 10 but not by 9. The hundreds digit is three more than the tens digit. What is the number?
November 9, 2009 by William Bent

math
mike is playing cars with his sister when he draws a card from a pack of 35 cars number from 1 to 35. what is the probability of drawing number that is divisible by 5?
May 27, 2014 by Tia

Math
48,24,6,36,12,54 Which of the following describe this set. A. Numbers that are multiples of 3 B. Numbers that are prime. C. Numbers that are divisible by 6 D. Numbers that are factors of 36 I think its a and c
March 7, 2011 by Taylor

math
I am divisible by four factors in addition to 1 an myself. I am 7 less than a number with a square array. I am less than 24. What number am I?
January 11, 2012 by Ziana

Math
I am divisible by four factors in addition to 1 and myself. I am 7 less than a number with a square array. I am less than 24. Which number am I?
December 4, 2012 by Joshua

math
The GCF of two numbers is 850. Neither number is divisible by the other. What are the least two numbers these could be.
September 30, 2013 by sam

MAth
The number has 6 digits, it is evenly divisible by 2,5,and 10. The value of one of the digits is 70,000. Try and guess the number from the first three clues.
August 30, 2012 by Cazzie

math
what is a five digit number less than 25,000 if each digits' value is one less than the digit to its right and is divisible by two and four
September 7, 2014 by Anonymous

Math
Using the terms factor,divisor,multiple,product,and divisible write as many statements about 6x8=48. My son is in learning support and has this problem and I don't know how to help him I am not good at math. Thank you for any assistance. Tyrone's mom
November 7, 2007 by Tyrone

math
how many five doght numbers can be formed using the digts 0,2,3,4,and 5. when repetition is allowed such the number formed is divisible by 2 or 5 or both. ans. choices are: 100 150 3125 1500 125
April 21, 2011 by michele

Math
The first four digits of a 6-digit number are 9, 7, 5, 3, in this order. What are its last two digits if the number is divisible by 7 and 13?
December 23, 2009 by Jen

math
find the value of a and b , so that 10x to the power 4 + 17x to the power 3 - 62x to the power 2 + 24x -bx -5 +a,is divisible by 2x to the power 2 + 7x - 1 ?
August 27, 2012 by TUHITUHI

math
Marcus flips a coin and tosses a six-sided die with the sides numbered 1-6. What is the probaility that he gets a head on the coin and a number divisible by 3 on the die?
April 29, 2011 by elizabeth

maths
x and y are positive real numbers that satisfy logxy+logyx=174 and xy=2883√. If x+y=a+bc√, where a, b and c are positive integers and c is not divisible by the square of any prime, what is the value of a+b+c?
May 22, 2013 by hemant

maths~
x and y are positive real numbers that satisfy logxy+logyx=174 and xy=2883√. If x+y=a+bc√, where a, b and c are positive integers and c is not divisible by the square of any prime, what is the value of a+b+c?
May 23, 2013 by SOmebody

maths
x and y are positive real numbers that satisfy logxy+logyx=174 and xy=2883√. If x+y=a+bc√, where a, b and c are positive integers and c is not divisible by the square of any prime, what is the value of a+b+c?
May 24, 2013 by hemant

helllllppp math
In a tetrahedron ABCD, the lengths of AB, AC, and BD are 6, 10, and 14 respectively. The distance between the midpoints M of AB and N of CD is 4. The line AB is perpendicular to AC, BD, and MN. The volume of ABCD can be written as a√b, where a and b are positive integers...
July 5, 2013 by lin

heeeeeelp math
In a tetrahedron ABCD, the lengths of AB, AC, and BD are 6, 10, and 14 respectively. The distance between the midpoints M of AB and N of CD is 4. The line AB is perpendicular to AC, BD, and MN. The volume of ABCD can be written as a√b, where a and b are positive integers...
July 7, 2013 by lin

Math
Mount Baldy is the highest peak in the White Mountains of eastern Arizona. Its elevation is divisible by 3 and 9.Is the elevation 11,603;11,503;or 11,403 feet? Explain your answer,using the rules of divisibility.__________
September 22, 2014 by Anonymous

SAT Math
A student states that for any positive integer n is the sum of n successive integers is always divisible by n. Which of the following can be used to disprove the student's statement? Please provide answer and how you got it! A) 1+2=3 B) 1+2+3=2x3 C) 1+2+3+4+5=3x5 D) p+(p+1)+(p...
September 24, 2014 by Sam

Math
A student states that for any positive integer n the sum of n successive integers is always divisible by n. Which of the following can be used to disprove the student's statements? A) 1+2=3 B) 1+2+3=2x3 C) 1+2+3+4+5=3x5 D) p+(p+1)+(p+2)=3(p+1) E)(p+1)+(p+2)+(p+3)+(p+4)+(p+5)=5...
September 24, 2014 by Pearls

mat
Marcus flips a coin and tosses a six-sided die with the sides numbered 1 through 6. What is the probability that he gets a head on the coin and a number divisible by 3 on the die
April 27, 2011 by Lo

probability
The digits 2, 3, 4, 7, and 8 are each used once in a random order to form a five-digit number. What is the probability that the resulting number is divisible by 4? Express your answer as a common fraction.
November 15, 2012 by bob

does anyone know probability????
The digits 2, 3, 4, 7, and 8 are each used once in a random order to form a five-digit number. What is the probability that the resulting number is divisible by 4? Express your answer as a common fraction.
November 16, 2012 by epicmathfailure

Probability please help!
The digits 2, 3, 4, 7, and 8 are each used once in a random order to form a five-digit number. What is the probability that the resulting number is divisible by 4? Express your answer as a common fraction.
November 20, 2012 by SuckatProb

MATH
Three circles, each with a radius of 10, are mutually tangent to each other. The area enclosed by the three circles can be written as ab−c, where a, b and c are positive integers, and b is not divisible by a square of a prime. What is the value of a+b+c?
February 13, 2013 by KUMAR

geometry
Three circles, each with a radius of 10, are mutually tangent to each other. The area enclosed by the three circles can be written as ab√−cπ, where a, b and c are positive integers, and b is not divisible by a square of a prime. What is the value of a+b+c?
February 11, 2013 by ARIRIRI

maths
Three circles, each with a radius of 10, are mutually tangent to each other. The area enclosed by the three circles can be written as ab√−cπ, where a, b and c are positive integers, and b is not divisible by a square of a prime. What is the value of a+b+c?
February 12, 2013 by chirag

geometry!!!!!!!!!!
Three circles, each with a radius of 10, are mutually tangent to each other. The area enclosed by the three circles can be written as ab√−cπ, where a, b and c are positive integers, and b is not divisible by a square of a prime. What is the value of a+b+c?
February 12, 2013 by please help me out!!! please

maths
Three circles, each with a radius of 10, are mutually tangent to each other. The area enclosed by the three circles can be written as a√b−cπ, where a, b and c are positive integers, and b is not divisible by a square of a prime. What is the value of a+b+c?
February 13, 2013 by Rox

Math
It is a 5 digit no. ,palindrome,divisible by 4,10 digit is cube root of 1 digit,product of 100 digit and 1 digit is 54 ,sum of hundred and ones digit is 15.what is the number?
October 25, 2009 by Pooja

problem solving
three digit odd number divisible by 9 digits in consecutive order and digit in hundreds place is greater than the digit in the ones place?
January 28, 2013 by joan

5th grade Math
Clue 1: i am greater than 100,000, but less than 120,000. Clue 2: I am divisible by 3. Clue 3: The sum of my digits is 6. Please expalin answer. Thank you.
September 13, 2011 by Alexia

Math
There h horizontal lines and v vertical lines drawn in a plane. There are r ways to choose four lines such that a rectangular region is enclosed. Given that r is divisible by 1001. Find the minimum value of h+v. I am really not sure where to start.
November 1, 2014 by Anonymous

math
Show that one and only one of x,x plus 2 and x plus 4 is divisible by 3?
June 26, 2013 by Dwithun Basumatary

math
I am a three-digit number i am less than 200 i am divisible by 12,and by 9 my units digit is less than my tens digit
March 21, 2010 by ssmomo

geometry
Suppose θ is an angle strictly between 0 and π 2 such that sin5θ=sin 5θ. The number tan2θ can be uniquely written as ab √, where a and b are positive integers, and b is not divisible by the square of a prime. What is the value of a+b?
May 11, 2013 by Anonymous

algebra!!!! please help me!!!!
Suppose θ is an angle strictly between 0 and π/2 such that sin5θ=(sin^5)θ. The number tan2θ can be uniquely written as a√b, where a and b are positive integers, and b is not divisible by the square of a prime. What is the value of a+b?
May 7, 2013 by flex

5th grade
Rajen chose a secret number and gave these clues to his friends. the number is even and it is divisible by 3, three times the number is less than 60 but greater than 40. what is Rajen's number?
January 13, 2010 by kristin

5th grade
Rajen chose a secret number and gave these clues to his friends. the number is even and it is divisible by 3, three times the number is less than 60 but greater than 40. what is Rajen's number?
January 13, 2010 by kristin

math
i am a 4 digit decimal. the sum of my digits is divisible by 4. the square of my tenths equals my hundredths place. my thousandths is one less than my hundredths and equals to my ten thousandths. who am i?
July 2, 2013 by kich

maths
use the digits 8,6,1 &4 once each.Arrange the digits to make a 4- digit number.How many different 4-digit numbers can you make that are divisible by 7 with no remainder ?
October 7, 2009 by mmima

math
i am five digit number less than 25000 each digits value is one less than the digit to its right i am divisible by 2 and 4 what's my number
June 6, 2013 by bob duncan

MATH
A spinner is divided into 10 equal sections numbered from 0 to 10. You spin the spinner once. What is P(divisible by 3)? 1/3 1/2 2/5 3/10 The probability of a certain baseball player hitting a foul ball is 1/4. How many foul balls would you expect her to hit after 80 swings? 4...
June 9, 2014 by InDireNeedOfHelp

Algebra
Joe picks 2 distinct numbers from the set of the first 14 positive integers S = \{1,2,3,\ldots,14\}. The probability that the sum of the 2 numbers is divisible by 3 can be expressed as \frac{a}{b}, where a and b are coprime positive integers. What is the value of a+b?
March 12, 2013 by John

what number am i
i am a three digit number iam less than 200 i am divisible by 12 and by 9 my units digit is less than my tens digits
February 19, 2009 by kayla

math
the smallest possible number which is divisible by 3 and 5 or 7 represented by 2 digits either 0 or 1 then the maximum number of digits required to represented it is
July 2, 2014 by sasi

Math
What is the probability of rolling a number that is divisible by 2 or 3? What is rolling a number?
November 4, 2009 by Anonymous

follow up(for Count Iblis)
i have a follow up question for a previous post How do you know 2B is (20 "+" B) and not (2 "x" B) _______________________________________ to me this question does not make sense... it comes from a review packet for the SAT _______________________________________ Q: If 299 is ...
August 31, 2007 by manny

Statictics
What is the probability of tossing a number divisible by two, and the probability of tossing a prime number of a "Fair Die"?
May 17, 2011 by Melvin

MATH
THE VALUE 2 TO THE 8TH POWER - 1 IS DIVISIBLE BY THREE PRIME NUMBERS. WHAT IS THE SUM OF THE THREE PRIME NUMBERS?
September 11, 2012 by CASSIE

heeeeeeeeeeeeelp math
P is a point outside of circle Γ. The tangent from P to Γ touches at A. A line from P intersects Γ at B and C such that ∠ACP=120∘. If AC=16 and AP=19, then the radius of Γ can be expressed as a√b/c where b is an integer not divisible by ...
June 6, 2013 by clavin

Math help please
Show that one and only one out of n,n+4,n+8,n+12,n+16 is divisible by 5,where n is any positive integer. A two digit number is obtained by either multiplying the sum of the digits by 8 and then subtracting 5 or by multiplying the differences of the digits by 16 and then adding...
August 4, 2011 by Abhishek kumar sahi

probability - confused
A fair, six-sided die is rolled eight times, to form an eight-digit number. What is the probability that the resulting number is a multiple of 8? Express your answer as a common fraction. I think the last 3 digits have to be divisible by 8 to be a multiple of 8...
November 20, 2012 by confused

probability please help!!
A fair, six-sided die is rolled eight times, to form an eight-digit number. What is the probability that the resulting number is a multiple of 8? Express your answer as a common fraction. I think the last 3 digits have to be divisible by 8 to be a multiple of 8...
November 20, 2012 by confused

Philosophy
1. Determine whether the following arguments are valid or invalid. If valid determine whether they are sound. Be sure to explain what validity is and how you determine whether an argument is valid or not. Explain your answers in as much detail as you can. There is no length ...
March 30, 2008 by Justin

aptitude
The digits of a three digit number A are written in the reverse order to form another three digit number B. If B > A and B A is perfectly divisible by 7, then which of the following is necessarily true? 1. 100 < A < 299 2. 106 < A < 305 3. 112 < A < 311 ...
May 9, 2013 by amit sharma

heeeeeeelp math
P is a point outside of circle Γ. The tangent from P to Γ touches at A. A line from P intersects Γ at B and C such that ∠ACP=120 ∘. If AC=16 and AP=19, then the radius of Γ can be written as a root b/c where a and c are co prime and c is not ...
June 7, 2013 by clavin

MATH
I am a 3 digit number dividible by 3. My tens digit is 3 times as great as my hundreds digit, and the sum of my digits is 15. If you reverse my digits, I am divisible by 6, as well as by 3. What number am I?
November 18, 2008 by Tina

math
The number is even. Clue 2 The number is divisible by 3. Clue 3 The number is a multiple of 7? what is this?
September 26, 2011 by lulu

intergers
Explain why the product of any three consecutive integers is divisible by 6 Write out some groups of three consecutive integers and try to figure out what they have in common.
August 17, 2009 by rosalyn

Logarithm Please Help
x and y are positive real numbers that satisfy log(base)x y + log(base)y x = 17/4 and xy=288√3. If x+y=a+b√c, where a, b and c are positive integers and c is not divisible by the square of any prime, what is the value of a+b+c?
May 22, 2013 by Mathslover

4th grade
what is my number I am a three digit number I am less than 200 i am divisible by 12 and by 9 my units digit is less than my tens digit
January 6, 2009 by sandra

Algebra
Hi. I need help on this homework problem. I dont know where to start of how to do this. Will you please help me? Find the value of digit A if th give-digit number 1243bis to be divisible by both 4 and 9, with A not equal to B. I dont understad this at all. I need your help ...
September 14, 2008 by MoNiCa

Elmentary Math for Teachers II
A spinner containing 8 numbers is spun. What is the probability of the event that the spinner A.) lands on an odd number? B.)lands on a number divisible by 3? C.)does not land on 5,6, or 7? D.)lands on a number less than 4?
February 8, 2013 by Tracy

Math
Aztec Peak in Arizona is the highest mountain in the Sierra Ancha Mountain Range. If the elevation of Aztec Peak is divisible by 2, is the elevation 7,963 or 7,964 feet? Explain your answer,using the rules of divisibility.______________
September 22, 2014 by Anonymous

Reposted math question
"what do you call numbers that cannot be arranged into 2-row arrays? " (The person who originally posted this question needs to choose an appropriate name to post under. Thanks.) I believe it's odd numbers since odd numbers are not evenly divisible by 2.
September 4, 2007 by Writeacher

PRE-CALC
A number is selected at random from the set {2, 3, 4, ,10}. Which event, by definition, covers the entire sample space of this experiment? A) The number is greater than 2. B) The number is not divisible by 5. C) The number is even or less than 12. D) The number is neither ...
March 18, 2014 by Shawna

Math
Out of the numbers divisible by 3, we picked 4 consecutive numbers. To the sum of these, we added a third of the sum, and then the half of the third of the sum. We got 225. What are those 4 numbers?
October 15, 2009 by Joe

mahts
Equilateral triangle ABC has a circumcircle Γ with center O and circumradius 10. Another circle Γ1 is drawn inside Γ such that it is tangential to radii OC and OB and circle Γ. The radius of Γ1 can be expressed in the form ab√−c, where a,b ...
May 22, 2013 by hemant

math
Equilateral triangle ABC has a circumcircle Γ with center O and circumradius 10. Another circle Γ1 is drawn inside Γ such that it is tangential to radii OC and OB and circle Γ. The radius of Γ1 can be expressed in the form ab√−c, where a,b ...
May 25, 2013 by Mathslover

heeeeeeelp geometry
In a triangle ABC, BK is an angle bisector. A circle with radius 5/3 passes through the vertex B, intersects AB at a point L, and is tangent to AC at K. It is known that the length of AC is 3√3, and the ratio of the lengths |AK| to |BL| is 6:5. The area of the triangle ...
June 1, 2013 by andrew

math
a leap year occurs when the year is divisble by 100 but not divisible by 400 are not leap years. determine whether the following years are leap years
August 2, 2010 by kamleen

math
i can't figure out this problem. the GCF of two numbers is 479. one number is even and the other number is odd. neither number is divisible by the other. what is the smallest that these two numbers could be?
October 17, 2008 by jennifer

math
I am a 3 digit number, I am less than 200, I am divisible by 12 and by 9, my unites digit is less than my tens digit. What number am I?
January 26, 2010 by Katelee

math induction
prove the product of 4 consecutive integers is always divisible by 24 using the principles of math induction. Could anyone help me on this one? Thanks in advance! Sure For induction we want to prove some statement P for all the integers. We need: P(1) to be true (or some base ...
September 14, 2006 by zomg

math
A nine digit number having all its digits distinct and none being zero can be partitioned into two as per well. It turns out that every time the left part is always divisible by the number of digits it has. Which of the following number satisfies this property? a. 183654927 b...
September 26, 2014 by kalyani

math
use the divisibility rules to determine wheather the first number is divisible by the second. 1.279;3 -279/3=93 2.1,240;6 -1,240/6=206.6666667 3.3,250;5 -3,250/5=650 4.835;4 - 835/4=208.75 5.1,249;8 - 1,249/8=156.125 6.2,352;2 - 2352/2=1176
August 2, 2010 by kamleen

math
Choose the one alternative that best completes the statement or answers the question. Use inductive reasoning to predict the next number in the sequence. 1) 7, 13, 19, 25, 31, . . . 1) _______ A) 43 B) 38 C) 37 D) 36 Indicate whether the sequence is arithmetic, geometric, or ...
March 4, 2010 by Jen

Math
I have a question that I answered and I'm not sure that it is right. Here is my question: Use a calculator to help you write the prime factorization of 51,051. Here is my answer: If the sum of the digits of the number is divisible by 3, then 3 is a factor of the number. ...
June 22, 2009 by B.B.

math
mrs.wheelbarrow weasel is less than 100 years old.her year of birth is divisible by 23 and 17, as well as by one other prime number less than 30.when was mrs.wheelbarrow weasel born?if she was still alive,how old would she be this year?(2007)
January 6, 2008 by jazz

discrete math
If a and b are positive integers, and m=lcm(a,b), explain why m divides any common multiple of a and b. The answer is in the definition of lcm:] the smallest multiple that is exactly divisible by every member of a set of numbers. So if m is divisble by a or b, then ab divides ...
March 7, 2007 by romulo

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