Saturday

April 18, 2015

April 18, 2015

Number of results: 187,627

**Math**

What two numbers when multiplied = -16 and when added = 10, also one number is negative the other is positive in this answer.
*March 5, 2012 by Jquez*

**Fourth grade math**

What is the sum of the six three-digit numbers that have the digits 1, 2, and 3? What is the sum in each column? Why is the sum in each column the same? my mom doesn't know how to help me with this one?
*August 30, 2013 by Andrew*

**math,algebra**

can someone explain to me how to solve for the following: Directions:Find the GCF of 6,18, and 30 well to get the answer you need to find the biggest comon factor that all of the numbers can evenly go into. like with 3, 6, 9 you would take 9 and write/type out several factors ...
*December 14, 2006 by Jasmine20*

**math**

10 numbers have an average of 12 whereas 5 other numbers have an average of 36. find the average of the 15 numbers
*October 28, 2013 by kellyann*

**need help in math,**

Translate to a system of equations and solve using the addition method. The sum of two numbers is88. The difference is 22.Find the numbers? My answer: I started but i think that i am wrong. x + y = 88 y = -x +88 y = -1x + 88 now once i substituted x -1x + 88 = 88 see i don't ...
*January 13, 2007 by jasmine20*

**Math**

What 2 digit number has 2 one digit factors that have a sum of 16 and a difference of 2?What is it? the numbers are 9 and 7
*October 25, 2006 by Mary-Ann*

**math**

What is findind a five number summary of each ser of numbers 7,7,5,4,1,9,8,8,8,5,2 and range of the same numbers please I only see one set of numbers. Why do you refer to "each" set? What five-number summary are you refering to? Mean, median, mode and what else? The range of ...
*June 12, 2007 by isaiah*

**math**

Suppose you are comparing two numbers that are greater than 1,000. You want to find the smaller of the numbers. How many pairs of digits might you have to compare before you have your answer? Explain.
*August 27, 2012 by Anonymous*

**Math **

Suppose you are comparing two numbers that are greater than 1,000. You want to find the smaller of the numbers. How many pairs of digits might you have to compare before you have your answer? Explain.
*September 5, 2013 by Felix *

**Algebra 1- Please Help !!!!!!!!:D**

When two numbers are added together, the result is 45.Twice the greater number is six more than five times the lesser number. What are the numbers.
*October 16, 2010 by 111*

**math**

a 3digit, and 1digit number have a sum of 147, a different of 133 and a product of 980. find the numbers, and then give their quatient
*March 5, 2009 by sam*

**math**

The product of two numbers is 50. If you divide the larger number by the smaller number you get 2. What are the numbers?
*July 19, 2009 by chandice*

**math**

The product of two numbers is 50. If you divide the larger number by the smaller number you get 2. What are the numbers?
*February 13, 2011 by anonymous*

**AP Statistics (math)**

Find a set of numbers that will satisfy the following conditions: - the median of a set of 20 numbers is 24. - the range is 42. - to the nearest whole number the mean is 24. - no more than three numbers are the same.
*August 27, 2010 by Ariellen*

**MATH**

A set of numbers has the triple-sum property (or TSP) if there exist three numbers in the set whose sum is also in the set. [Repetitions are allowed.] For example, the set U = {2, 3, 7} has TSP since 2 + 2 + 3 = 7, while V = {2, 3, 10} fails to have TSP. (a) Suppose the set...
*April 15, 2010 by DAVID*

**math**

List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons ages. Show your work listed by name and age. Make ...
*January 25, 2011 by melvin*

**Probability Pžease helpp**

Tina randomly selects two distinct numbers from the set {1, 2, 3, 4, 5}, and Sergio randomly selects a number from the set {1, 2, . . . , 10}. The probability that Sergios number is larger than the sum of the two numbers chosen by Tina is ?
*November 24, 2011 by maria*

**Math**

An experiment consists of rolling two fair number cubes. What is the probability that the sum of the two numbers will be 4?
*March 26, 2015 by z.m*

**mathematics**

The numbers 1,2,
,17 are divided into 5 disjoint sets. One set has 5 elements, one set has 4 elements, two sets have 3 elements and the last set contains the 2 remaining elements. Two players each choose a number from 1 to 17 at random. The probability they choose numbers from...
*February 6, 2013 by Anonymous1*

**maths**

The numbers 1,2,
,17 are divided into 5 disjoint sets. One set has 5 elements, one set has 4 elements, two sets have 3 elements and the last set contains the 2 remaining elements. Two players each choose a number from 1 to 17 at random. The probability they choose numbers from...
*February 8, 2013 by Anonymous33*

**Math**

List the common multiples from 1 to 100 for each pair of numbers. Then find the least common multiple for each pair. 8 and 12, 3 and 15, 7 and 11, 9 and 10, 24 and 36, 20 and 25, 42 and 14, 30 and 12 Then find pairs of numbers for which the least common multiple equals the ...
*September 18, 2012 by Gracie*

**math**

Hi, for the question, "the sum of two numbers is equal to a third number(x+y=z). The sum of twice the first, three times the second, and twice the third is 7(2x+3y+2x=7). The third number is 3 more than the first(3+z=x), have I set the equations right? I got different answers ...
*April 8, 2010 by Me*

**math**

I am thinking of whole numbers. when I add them, their sum is 123. When I subtract the three lesser number from greater number, their difference is 45? what are my numbers? i am having trouble going step by step with this. i added 61+62=123. i think this is wrong please help ...
*October 15, 2009 by tlyler R*

** Math**

How can you order three whole numbers with different numbers of digits without comparing the digits? Give an example. I think that I can use the same number with different place numbers like: 4, 44, 444; I dont have to compare numbers. Is this right? If not please help me.( ...
*August 24, 2008 by Nehemiah*

**Math**

Identify all sets to which the number 3 belongs A. Whole numbers, integers, rational numbers B. Rational numbers C. Integers, rational numbers D. Even numbers, whole numbers, integers, rational numbers I THINK IT'S A
*December 12, 2012 by Frances*

**math**

Make the sum of the numbers across equal the sum of the numbers down. 7 5 1 9 3
*January 13, 2015 by daishon*

**math**

two numbers differ by 11 and 1/3rd of the greater exceeds 1/4th of the other by 7 . find the number ???
*October 1, 2012 by TUHITUHI*

**math**

The LCM of these three numbers is 60. The GCF is 1. If you add the numbers, the sum is 15. Select the three numbers from the following options: 2, 6, 5, 8, 4 Show your work!
*October 17, 2012 by Jordan*

**Algebra 1**

Which statement about real numbers is true? Across the heading says: real numbers. The first big circle says: rational numbers The second biggest circle inside rational numbers says: integers The third circle within the rational numbers says: whole numbers. Then there is a ...
*January 23, 2014 by Cassie*

**maths**

the sum of N positive integers is 19. what is the maximum possible product of these N numbers? thx. Nice problem. Let's look at some cases 1. N=2 clearly our only logical choices are 9,10 for a product of 90 It should be obvious that the numbers should be "centrally" ...
*July 22, 2007 by Jarin*

**Math.**

On finding a perimeter and area and there is a decimal for the shape but the 2 other numbers on the shape don't. Do I multiply/add with the decimal on all numbers or only on that 1 number? EXAMPLE There is a triangle one side is 1.5 the base is 2 and the other side is 3 What ...
*January 19, 2012 by Connor*

**Math**

A teacher asked studets to name numbers. After each number, the teacher responded using a certain rule. This table shows the numbers named by the students and the teacher's responses Students input 1,2,3,4,5,6,7 Teachers response 3,3,5,4,4,3,5 One of the things you should be ...
*September 27, 2006 by Tye*

**algebra**

List all the numbers from the given set that are, a.natural numbers b.whole numbers c.integers d.rational numbers, e.irrational numbers {-9,-4/5,0,0.25,ć3,9.2,ć100}
*September 1, 2009 by Liza*

**math**

list all numbers from the given set {-9,-4/5,0,0.25,/3,9.2,/100} that are a) whole numbers b) natural numbers c) intergers d) rational numbers e) irrational numbers.
*July 31, 2013 by TINDO*

**Programming**

Write a pseudocode for the following scenario. You are to continue inputting numbers which may be either positive or negetive from a keyboard until a number of zero is entered. Count the number of positive numbers entered. This sum must be printed out at the end of the program.
*March 28, 2012 by Themba*

**AiMS MATH**

-5 Is A Member Of Which Subset Of Real Numbers. a) natural numbers b) whole numbers c) intergers d) rational numbers e) irrational numbers
*January 20, 2011 by Angel*

**Math 3rd grade**

Suppose you are comparing two numbers that are greater than 100. You want to find the smaller of the numbers. How many pairs of digits might you have to compare before you have your answer? Explain
*October 4, 2013 by Patty*

**MATHS!!!Please HELP..:'(**

What is the sum of all integer values of n satisfying 1≤n≤100, such that (n^2)−1 is a product of exactly two distinct prime numbers? Details and assumptions The number 12=2×2×3 is the product of 3 (not necessarily distinct) prime numbers.
*March 29, 2013 by Oian*

**math**

In how many ways can you express the number 2003 as a sum of two prime numbers? A) 1 B) 2 C) 3 D) 4
*September 23, 2012 by ANON*

**Math (fibonacci**

A sequence of numbers is called a Fibonacci-type sequence if each number (after for the first two) is the sum of the two numbers which precede it. For example, 1, 1, 2, 3, 5, 8 ... is a Fibonacci- type sequence. If 1985, x, y, 200 are four consecutive terms in a Fibonacci-type...
*August 8, 2014 by Lexmo*

**maths probability**

In one version of the game Keno the house has a pot containing 80 balls numbered 1 through 80,.the house then selects 20 of the 80 numbers at random . The house randomly selects 20 numbers from the counting numbers 1-80 .In the variation called 6-spot keno, the player pays 60 ...
*August 28, 2012 by adiba*

**Probability PLEASE HELP**

Tina randomly selects two distinct numbers from the set {1, 2, 3, 4, 5}, and Sergio randomly selects a number from the set {1, 2, . . . , 10}. The probability that Sergios number is larger than the sum of the two numbers chosen by Tina is ?
*November 24, 2011 by maria*

**math**

smallest of two triangular numbers whose sum and difference are also triangular numbers My guess would be 15. 21 - 15 = 6 and 15 + 21 = 36.
*May 25, 2007 by Amanda*

**math**

The sum of two numbers is 15. Three times the greater subtracted from seven times the lesser equals 15. What are the numbers?
*September 23, 2010 by Amy*

**algebra**

The sum of a number and its reciprocal is 29/10 Find the numbers?
*November 6, 2014 by anonymous*

**math problem**

My ID number is quite remarkable.Its a 9 digit number with the digits 1-9 appearing only once. The entire 9 digit nuymber is divisible by 9. If you remove the last digit, the remaining 8 digit number is divisible by 8. If you remove the last digit again, you are left with a 7 ...
*September 30, 2006 by Samantha*

**Advanced algebra**

In which distributions does the variable, X, have a binomial distribution? (Choose all that are correct) ~When a 6-sided number cube is rolled 3 times, X is the number of 2s rolled. ~When a 6-sided number cube is rolled, X is the number of times rolled before a 2 appears. ~...
*September 5, 2014 by Alex*

**Advanced algebra**

In which distributions does the variable, X, have a binomial distribution? (Choose all that are correct) When a 6-sided number cube is rolled 3 times, X is the number of 2s rolled. When a 6-sided number cube is rolled, X is the number of times rolled before a 2 appears. When a...
*September 5, 2014 by Alex*

**math**

please help! find 3 consective numbers with a sum of 12. find three consective numbers with a sum of 45
*November 20, 2007 by jake*

**math**

Is there a formula to sum the digits between two numbers? eg. 1 to 20 = 1+2+3+4+5+6+7+8+9+1+0+1+1+1+2+1+3+1+4+1+5+1+6+1+7+1+8+1+9+2+0 = ?? I am looking for the numbers 1 to 2008 so I really need a formula! Please help, thank you. Jane
*May 12, 2009 by Jane*

**math**

what do we call the numbers that cannot be arranged into 2-row arrays? I think this is the 3rd time I've seen this question posed. I'm not aware of any special name for arrays with two rows, so I'd sure be interested to see what the quesioner has in mind here. As for the ...
*August 30, 2006 by Kristy*

**geometry**

in the proportion 2/8=8/32, which numbers is the geometric mean of the other two numbers?
*June 17, 2014 by alice*

**math **

Find three mixed numbers so that the sum is 18 and the difference between the greatest number and the least number is 5 1/5.
*March 19, 2015 by susan*

**Geometry**

Below is a worksheet I have to do for my geometry class. I am not sure about the answers I have given and I have no clue about the ones not answered. Any help will be much appreciated and thank you in advance. A. Determine the number of triangulations for a hexagon. 5 B. How ...
*October 24, 2012 by Angie*

**math**

The smaller of two triangular numbers whose sum and difference are also triangular numbers?
*September 24, 2007 by Ben*

**Math**

What numbers can be expressed as an alternating-sum of an increasing sequence of powers of 2 ? To form such a sum, choose a subset of the sequence 1, 2, 4, 8, 16, 32, 64, . . . (these are the powers of 2). List the numbers in that subset in increasing order (no repetitions ...
*April 15, 2010 by CSI*

**Math**

How do I set this up and how do I solve: The sum of two numbers is 20 The difference between 3 times the larger number and twice the smaller number is 40. What is the larger number?
*February 12, 2012 by Jane*

**Math 130 **

Sum the first two odd numbers, then the first three, the first four, and so on. From these observations could you guess the sum of the first 100 odd numbers?
*February 27, 2013 by Enis *

**Algebra**

5 times the least of three consecutive odd numbers is 35 more than twice the sum of the greater two. What is the sum of the three consecutive odd numbers?
*September 22, 2013 by Shaun*

**Math**

5 times the least of three consecutive odd numbers is 35 more than twice the sum of the greater two. What is the sum of the three consecutive odd numbers?
*September 22, 2013 by Shaun*

**Math**

Most natural numbers can be expressed as a sum of two or ore consecutive positive intergers. Find all natural numbers between 1,000 and 10,000 which cannot be expressed as a sum of tow or more consecutive positive intergers.
*March 23, 2009 by Danette*

**Math**

the only perfect number of the form x(n) + y(n) A perfect number is an integer that is equal to the sum of its positive divisors (not including itself). Therefore, 6 is a perfect number, since its positive divisors are 1, 2, and 3 and 1+2+3 = 6. 28, 496, and 8128 are also ...
*November 19, 2006 by Mike*

**Maths**

Andrew arranged the number 1, 2, 3, ...11, 12 into six pairs so that the sum ofany two numbers in a pair is prime and no two of these primes are equal. find the primes and the pairs
*February 3, 2010 by Jane*

**Math**

To open the chest of shells the souvenir merchant must enter a code. As his memory is poor, to remember the code he has filled in this speech bubble so that every statement is correct. What is the code? ? X number 1, ? X number 2, ? X number 3, ? X number 4. The multipliers ...
*August 16, 2012 by John*

**Algebra**

Order the following numbers from least to greatest. √5, -0.1, (-5/3), 0.7, √2 a. 0.7, √2, (-5/3), √5, -0.1 b. √5, √2, 0.7, (-5/3), -0.1 c. (-5/3), -0.1, 0.7, √2, √5 ? d. -0.1, 0.7, √2, √5, (-5/3) To which subsets of ...
*September 21, 2013 by Anonymous*

**math**

Which statement is true? A. All irrational numbers are also rational numbers. B. Half of the irrational numbers are also rational numbers. C. One-third of the irrational numbers are also rational numbers D. Irrational numbers cannot be classified as rational numbers. Is the ...
*September 26, 2014 by Anonymous*

**Probability plz help**

Roszena rolls two standard six-sided dice. If the sum of the numbers on the top faces is not 6, what is the probability that the sum is 7? Express your answer as a rational number in lowest terms.
*November 29, 2009 by Ryan*

**English**

Can someone please review me on the rule of writing numbers? Isn't it numbers under 10 must be written out:one, two, three,etc., but 10 and up can be in numeral form: 10, 11, 12, etc? But it looks weird when I'm trying to say this: seven through 15. Here's an excellent set of ...
*March 11, 2007 by Draco*

**Algebra 2**

There are two spinners. Each spinner is numbered 1-4. Each spinner is spun once. Find the probability of spinning each of the following:2 on the first spinner and a 4 on the second spinner, both numbers the same, 3 on exactly one spinner, one number less than the other.
*February 1, 2012 by Katy*

**Math**

Actually, i made a mistake. All though we still came up with the right answer, I made a mistake and copied another book answer to another question into this question. The real book answer to this word problem is: ( Let's translate the English into Math: x+3x=60, so x=15 and ...
*August 9, 2007 by Mack*

**C programming, not C++**

design and implement such a function and use it in a program called part3.c that allows someone to enter two real numbers and an epsilon value (also a real number) and reports if the two numbers are equal (+/- epsilon) or not. If you were asked this question, how would you try...
*April 16, 2008 by apoorva*

**math**

the sum of two number is 39 . twice the first number plus 3 times the second numberis 101. find the numbers. x+x+1=39 2x=38 x=19 twice the first number 19 it would be 38 and 57 b three times the second number. i know is wrong kind o but please tell me.
*January 2, 2015 by ali*

**Algebra 2**

What is the maximum product of two numbers whose sum is 22? What numbers yield this product?
*January 18, 2012 by Peter*

**Chemistry**

The principal quantum number, n, describes the energy level of a particular orbital as a function of the distance from the center of the nucleus. Additional quantum numbers exist to quantify the other characteristics of the electron. The angular momentum quantum number (§¤), ...
*October 29, 2012 by Anonymous*

**math, algebra**

How do you solve the following: Directions:Factor Can you show me!!! (1) x^2-x-12 (2)x^3+2x^2-3x Here is how I do it. First make two sets of parentheses. ( )( ) The first in each set of parentheses must give x2. Obviously that is x and x. Looks like this. (x )(x ) The sign in ...
*December 12, 2006 by jasmine20*

**math**

use a number line to find the sum of the numbers. 1. 3 and 5 2. -6 and 3 i don't get this
*June 27, 2011 by lauren*

**geometry**

Jake rolls two standard number cubes. Find the probability that the sum of the roll is 10, given that both cubes rolled odd numbers.
*May 23, 2014 by Plz help*

**Algebra 1**

what is the equations "The sum of two numbers is 75. The first is 9 more than 5 times the second. Find the first number?" What is the equations "Jack's bowling score is 20 less than 3 times Jill's score. Thw sum of their scores is 220. Find the score of each?"
*December 9, 2011 by Bailey Davis*

**Programming**

I need your help to write a program using visual basic 2010 for the following:- write a program that calculates the average of up to 50 numbers input by the user and stored in an arrey. The program should use a class named Statistics and have an AddNumber method that stores ...
*May 13, 2011 by Solomon*

**Math**

The product of two consectuve even numbers is 360. Find the numbers. I tried this: x+(x+2)=360 2x+2=360 x=179, which would mean the numbers are 179 and 181, but those are not even numbers... How am I supposed to solve this?
*October 7, 2010 by Anonymous*

**math**

If the product of two numbers is even, and the result is an odd number , what is the numbers ?
*April 7, 2015 by Iman*

**Math**

Make your own equation. 1. A number is 6 times another number. The sum of the two numbers is 56. @. Donna has twice as many coins as Cathy. When Donna gives Cathy 2 coins, they each have the same number. How many coins do they each have? Let the number of coins that Cathy has ...
*November 5, 2010 by Karen*

**Math**

The first digit of two different numbers is in the hundreds millions place. Both numbers contain the same digits. Can you determine the greater of the two numbers and Explain.
*August 28, 2014 by Deborah*

**Math**

Find the sum of the first 35 consecutive odd numbers. What is the sum of the first 350 consective odd numbers?
*June 13, 2012 by Linda*

**Physics**

How do you find acceleration and Fnet for a diagram containing only one object with a mass, like say 10kg, and two arrows going in the opposite directions(horizontally) with thier tips touching each side of the object. **NOTE: there are no other numbers other than the mass. If...
*June 7, 2007 by Pamela*

**math**

Aliquot divisors are all the divisors of a number except the number itself. The product of the Aliquot divisors of a number is somtimes equal to the square of the number. The Aliquot divisors of of 12 are 1 ,2 ,3 ,4 ,6. Their product,1x2x3x4x6=144=12*2 is the smallest number ...
*January 16, 2013 by Jeff*

**math**

Leah is throwing discs onto a board numbered 1 to 20. To win a prize she needs to hit two numbers whose product is 85 and whose sum is 22. what are the numbers?
*January 31, 2012 by Anonymous*

**Math**

What are irrational, rational, and natural numbers? A rational number is a number that can be written as a ratio. That means it can be written as a fraction, in which both the numerator (the number on top) and the denominator (the number on the bottom) are whole numbers.Every ...
*January 29, 2007 by John Christian*

**Math**

Mark read that the ancient Greeks use to arrange pebbles to represent numbers. He used square on a grid instead of pebbles to model both triangular and square numbers How can you divide a square number into q two triangular numbers? (6 triangular number) and (9 sqaure)
*September 11, 2011 by Roxane smith*

**algerba 1**

1. the sum of 3 numbers is 207. the 2nd # is 8 times the first, while the third is 3 less than the first. find the #s. 2. the sumof 3 numbers is 161. the second number is 6 times the first, and the third is 5 more than the second. find the #s. Thanks so much!
*April 20, 2013 by kelly*

**Simple math**

Two standard number cubes are thrown. Given that one of the cubes shows a five, what is the probability that the sum of the numbers that come up on the two cubes is five?
*April 13, 2015 by Heanna*

**math ALGEBRA**

When the digits of two-digits numbers are reversed, the new number is 9 more than the original number, and the sum of the digits of the original number is 11. What is the original number. Can some one please help me here? The tens digit is T, the units digit is U. The number ...
*December 21, 2006 by DANIELLE*

**math**

my number is a multiple of 5, but doesnt end in 5, the prime factorization of my number is a string three numbers, two of the numbers in the prime factorization are the same, my number is bigger than the seventh square number
*October 6, 2010 by Anonymous*

**MATH**

Given the GCF or LCM, what else do you know about each pair of numbers? a) Two numbers have GCF of 2. b) Two numbers have an LCM of 2. Please and thankyou!
*September 13, 2010 by Vanessa*

**statistics**

The probability that a person has an unlisted telephone number is 0.15. The district manager of a political action group is phoning people urging them to vote. In a district with 416 households, all households have phones. What is the probability that the district manger will ...
*August 10, 2011 by Joy*

**algebra**

Solve by setting up the proper equation to describe the facts given and then carrying out the mathematical calculations to solve for the unknown variable(s). The sum of two numbers is 36. Their difference is 4. Determine the two unknown numbers.
*July 7, 2012 by keith*

**Math**

Using only the digits 2,3,5 and 7 complete the following problems below. 1.Name two things that the numbers 2,3,5,7 have in common 1.All prime numbers 2.What is the smallest possible number that can be written using each of these digits only once? 2357? 3.Using the 7 in the ...
*August 28, 2013 by Jerald*

**algebra**

question The square root of a negative number is imaginary. That is you cannot find, for example, sqrt(-49) . Why? my answer Yes you can, however this is aginst the normal operations non teh less we are dealing with iminiganary numbers so, as such the square root of a ...
*June 30, 2008 by tony*

**math **

Using only the numbers 8, 1, 4, 7, & 3, the product of 2 two digit numbers plus a number is 3,355?
*September 6, 2011 by Anonymous*

**Algebra**

The difference of two whole numbers is 27.The greater number is 3 less than twice the smaller.What are the numbers?
*April 1, 2015 by Marc*