# I am a 3-digit number. My first digit is thrice my last digit. The sum of my last two digit is one less than my last digit

42,561 results, page 59-
## sciecne

In unit-vector notation, what is the sum of vector a =(4m)i + (3m)j and vector b= (-13m)i +(7m)j? a)I got (27m)i +(10m)j but the book said it should have been (-9m)i +(10m)j b)what is the magnitude and direction of vector a + vector b (relative to i)? to

*asked by Tom on September 30, 2006* -
## Chem

I have look and read and I still cant figure the couple out can someone please help? Number of orbital’s in the 2p subshell? And Number of electrons in 3d subshell? Number of electrons in a 3p orbital? Subshell block begins to fill after 4s2? Number of

*asked by Jennifer on September 29, 2010* -
## Chem

I have look and read and I still cant figure the couple out can someone please help? Number of orbital’s in the 2p subshell? And Number of electrons in 3d subshell? Number of electrons in a 3p orbital? Subshell block begins to fill after 4s2? Number of

*asked by Jennifer on September 29, 2010* -
## LABOUR ECON...TAX QUESTION

k here is the question suppose a government imposed an employment tax. That is upon entering the labour force an, individual had to pay a lump sum tax. (if they don't work, they don't have to pay the tax). How ould this affect the individual's labour

*asked by tofu on November 6, 2006* -
## Calculus help and please check answer for a)

The decay of a certain substance is modeled by the function N(t)=100(3+e^(-t/3), where the number of particles is represented by N in a time of t hours. a) what is the initial number of particles? - I set t as 0 and got an answer of 400 particles initially

*asked by Sara on February 13, 2015* -
## population

the number of students at Maria's school decreased to 98% of last years number. currently, there are 1,170 students . how many students were there last year? round to the nearest whole number.

*asked by meghan on April 11, 2018* -
## Math

There are four kinds of road signs in a certain town. The number of each kind is shown. What is the ratio of the number of school signs to the number of stop signs?

*asked by Tayler Bolsinger on December 3, 2014* -
## algebra

There are four kinds of road signs in a certain town. The number of each kind is shown. What is the ratio of the number of school signs to the number of stop signs?

*asked by mackenzie on October 25, 2018* -
## math

The atomic number of cadium is half the atomic number of curium. Define a variable and write an expression for the atomic number of cadmium.

*asked by Harper on September 8, 2010* -
## math 5th

number puzzles You say this number when you start at 0 and count by 15. You say this number when you start at 0 and count by 25. This number is less than 200. This number is even.

*asked by jj on September 19, 2012* -
## statistics

10. Table 4.31 gives the relationship between the total number of firearms (TFA) and the number of aggravated assaults with firearms (AWF) in 4 US states and the District of Columbia in 2010. Table 4.31 DC TN DE SC GA TFA 2268 13132 1701 8137 11728 AWF 606

*asked by Hayley on November 29, 2018* -
## Math

The difference between two numbers is 33. If three times the larger number is subtracted from six times the smaller number the difference is 18. Find the smaller number. 6n-3(n+33)=18

*asked by PLEASE CHECK MY ANSWER ASAP! on April 23, 2016* -
## math expressions

There are 89 students in a school band. The number of boys in the band is 5 more than twice the number of girls. What is the expression for the number of girls and an expression fornthe number of using the variables g to represent the girls.

*asked by london on October 22, 2014* -
## math

where N is the number of millions of passenger cars in the United States and t is the number of years after 1940. In what year was the number of passenger cars triple the number of cars in 1940?

*asked by sam on January 24, 2013* -
## math

Regis has a bag with 8 tiles numbered 1 through 8. He randomly draws one tile from the bag without looking.Which of the following decribes a likely outcome? a. He selects a tile with the number 0. b. He selects a tile with the number 4. c. He selects a

*asked by thomas on April 18, 2014* -
## Chemistry

Mg(s) + 2HCl(aq) -> MgCl2(aq) + H2(g) delta H1? MgO(s) + 2HCl(aq) ->MgCl2(aq) + H2O(l) delta H2? To make these equations add up to the formation reaction of MgO, you will need to include the following: H2(g) + 1/2O2(l) delta H =-241.8 kJ Using Hess's Law

*asked by Hannah on February 14, 2012* -
## Chemistry

Quantum numbers arise naturally from the mathematics used to describe the possible states of an electron in an atom. The four quantum numbers, the principal quantum number (n), the angular momentum quantum number (ℓ), the magnetic quantum number (mℓ),

*asked by Ode on September 15, 2018* -
## Chemistry

Quantum numbers arise naturally from the mathematics used to describe the possible states of an electron in an atom. The four quantum numbers, the principal quantum number (n), the angular momentum quantum number (ℓ), the magnetic quantum number (mℓ),

*asked by Paige on June 7, 2018* -
## prime numbers

Which of these is a prime number? 407, 409, 411, or 413 409 how did you get that? Suppose you are given some number N. If x

*asked by kim on April 18, 2007* -
## math help

the sum of the first two terms in a geometric series is 12. the sum of the first three terms of the same series is 62. determine the first four terms of the series.

*asked by nikki on December 16, 2014* -
## Math

You have 100 pieces of candy in five bowls. The sum of candy in bowl a and bowl b is 30 pieces. The sum of candy in bowl b and c is 36 pieces. The sum of candy in bowl c and bowl d is 49 pieces of candy. The sum of bowl d and bowl e is 47 pieces of candy.

*asked by Bruce on February 1, 2015* -
## 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

*asked by Anonymous on October 29, 2012* -
## Physics

In the sum A+B=C, vector A has a magnitude of 10.2 m and is angled 48.0° counterclockwise from the +x direction, and vector C has a magnitude of 15.0 m and is angled 22.0° counterclockwise from the -x direction. What are (a) the magnitude and (b) the

*asked by Robin on February 9, 2014* -
## Algebra (Verbal Expressions- More Difficult)

The sum of 6.5 times u, 5 and -2. plus the product of 3.5 and x is equal to the result of adding x, 4.5 times y and -10. The sum of x and y plus the result of adding z and 8.5 equals 2 times x plus -3 times y plus the result of multiplying 5 by u plus -7..

*asked by Joy on November 23, 2013* -
## English Expressions

1. The following is the bar graph showing the number of boys and girls of special activity classes in Mina's school. 2. Survey the number of students according to each grade, the number of teachers, and the number of classes of your school. 1) Decide the

*asked by John on April 12, 2008* -
## MATH(HELP)

The ratio of guppies to angelfish in a shop was 2:3. The number of angelfish was 2/3 the number of gold fish. The shoe keeper decided to replace 1/4 of the guppies with some angelfish. The number of angelfish she added was equal to the number of the

*asked by Sharon on August 7, 2014* -
## statistics

The Ace AirLines has a policy of overbooking flights. The random variable x represents the number of passengers who cannot be boarded because there were more passengers that seats. x P(x) 0 0.061 1 0.132 2 0.255 3 0.345 4 0.207 a)Is this a probability

*asked by dee on September 23, 2011* -
## Math

Which of the following are the numbers NOT in correct order from SMALLEST to LARGEST? A.)-3.1, -3.5, 0, 0.7, 1.5 B.)-2.3, -1.5, 0.1, 0.33, 0.35 C.)-6.1, -5.33, -4, -0.25, 0 D.)-2.3, -1.5, -0.9, 0, 0.09 PLEASE HELP ME!!! Draw a number line, something like

*asked by Krystal on November 17, 2006* -
## Programming Logic and Design

Create a class named Year that contains data fields to hold the number of months in a year and the number of days in a year. Include a constructor that sets the number of months to 12 and the number of days to 365, and get and set methods for each field.

*asked by WayneR on April 8, 2015* -
## pseudocode

Create a class named Year that contains data fields to hold the number of months in a year and the number of days in a year. Include a constructor that sets the number of months to 12 and the number of days to 365, and get and set methods for each field.

*asked by Wayne on April 8, 2015* -
## Alegebra

A box contains 10 cards numbered 1 through 10. Which events are mutually exclusive? (Points : 4) A card is drawn from the box and the number is even. A card is drawn from the box and the number is 8. A card is drawn from the box and the number is odd. A

*asked by Sara on January 15, 2015* -
## Math(Urgent)

Compute the maximum product for two positive numbers x and y with the property that the sum of the first plus five times the second is 5000. 1) Indicate the objective equation 2) Indicate the constraint equation So the objective = f(x)=xy and the

*asked by Hannah on February 27, 2011* -
## Math(Please, please help)

Compute the maximum product for two positive numbers x and y with the property that the sum of the first plus five times the second is 5000. 1) Indicate the objective equation 2) Indicate the constraint equation So the objective = f(x)=xy and the

*asked by Hannah on February 27, 2011* -
## math

Boris has a coin and a number cube. The number cube is labeled 1-6. He flips the coin once and rolls the number cube once. What is the probability that the coin lands tails up and the cube lands on a even number? A. 2/3 B. 1/4 C. 1/12 D. 1/6 How do i solve

*asked by Jack on April 9, 2015* -
## maths

How to calculate the mean number of threatened fishes, where total number of fishes is 29300 and number of threatened fishes is 1173. Hmmmm. you have one data point, that is, 1173 fish are threatened. The mean of one number is that number. Is there

*asked by Ellie on May 20, 2007* -
## MATH

1) If A is 125% of B, then B is what percent of A? A) 60% B) 75% C) 80% D) 88% E) 90% 2) In an opinion poll of 50 men and 40 women, 70% of the men and 25% of the women said that they preferred fiction to nonfiction books. What percent of the number of

*asked by Class on July 23, 2014* -
## Number Line

If an integer a is pictured on the number line then the distance from the point on the number line that represents the integer to the origin is ƒaƒ. Using this idea answer the following. a. Explain why ƒa 2 bƒ is the distance between the points that

*asked by Sue on September 12, 2009* -
## Chemistry

18. Explain how the atomic number of an element identifies the element. 19. How can atomic number and mass number be used to find the numbers of protons, electrons, and neutrons? 20. An atom is identified as platinum-195

*asked by Rosio on September 21, 2006* -
## algebra

1. you randomly choose an integer from 10 to 20. what are the odds that the integer is 15 or less? 2. you toss a six-sided number cube 15 times. for nine of the tosses the number tossed was 4 or more. what is the experimental probability than a number

*asked by lamiya on September 13, 2009* -
## math

a person has $4 in nickles, quarters, and dimes. there is a total of 36 coins altogether. the number of quarters is 4 less then the number of dimes. Algerbaicly determine the number of each type of coin using a system of 3 equations with 3 variables.

*asked by Bob on September 13, 2010* -
## math 115

1. in the number 854,263,189 what number tells the number of thousands? Is the answer 3? 2.round 16,851 to the nearest thousand. 17,000 is this correct? 3.Evaluate 260/(4^3 + 1)= 260/65=4 is this correct?

*asked by Lea on September 5, 2009* -
## Math

You were assigned a locker for your books at school. You forgot the locker number but remember that two of the 12 positive factors of the locker number are 6 and 25. What is you locker number? I calculate the answer to be 325. Is that correct? If not will

*asked by MATH HELP PLEASE on January 17, 2012* -
## Math

How can i make nine equations with the numbers 2, 7 and one other number to equal 8. The first equation should have one as the other number, then two and so on up to 9. I can only use a number once for each expression. I can use arithmetic symbols,

*asked by Alexandra on April 10, 2007* -
## chemistry

1) Explain why propan-1-ol has the number "1" in the name. -The number is there to show where the OH must go. 2) Say why ethanol does not have a number in its name. -Something to do with the amount of carbons ?? Butan-1-ol has several isomers. Give the

*asked by Anonymous on April 3, 2008* -
## math

1( which number is the solution for m + 90 = 150 A( 50 B( 60 C( 140 D( 240 2(which number is the solution of n/3 = -12 A( -36 B( -4 C( 4 D( 36 3( use mental math to find the solution of 19b = 190 A(10 B(11 C(171 D(280 4(estimate the solution of y + 1.8 =

*asked by cross fire on October 28, 2015* -
## math

If in the number 4315 the digits representing tens and thousands were interchanged, the value of the new number formed in relation to the original number would be... explain it out please A.unchanged B.280 more C.280 less D.2970 more E.2970 less

*asked by vincent on August 3, 2013* -
## Math

Please check to see if I did this correctly. This is a 2 part math problem. 1. Janelle has d dimes and n nickles. Her sister has 5 times as many dimes and 6 times as many nickles as Janelle has. Write the sum of the number of coins they have, and then

*asked by Paul on November 7, 2015* -
## Medical Information management and office practice

Jane-Doe is admitted to the hospital. Her admission is assigned a new medical record number 10-50-18. She has another record number 00-05-61 from a previous hospitalization. The information from 00-05-61 was moved forward to the new admission 10-50-18.

*asked by JULIANNA on December 21, 2010* -
## algebra

hi i just need to know if my answer is good? Thanks! What is the difference between an irrational number and an integer? In your explanation, be sure to include various Key Words you learned in this unit. my answer: an irrational number can't be converted

*asked by reb on October 5, 2018* -
## math

Find the representation of the number 256 in the following bases: a. base six b. base twelve c. base two I get how to write the number of objects as a base(whatever), but I think this is asking me to start from the end number and work backwards. I really

*asked by Lauren on September 3, 2009* -
## lively

Suppose that four times the square of a number equals 20 times that number. Whatis the number? It'll take you 45 seconds if you just plug in a few numbers Again -- putting the subject in the subject line helps. =) 4 n^2 = 20n zero is one solution. Solve

*asked by jonathan on November 26, 2006* -
## algebra

I am the middle of 3 numbers whose total is 31. The largest is 3 more than 5 times the smallest. What # am I? 1st number I put as x 2nd number I put as y as long as y> x 3rd number is 3+5x=z X+y+z=31 so when I plug it in I get X+y+3+5x=31. Y=28-6x Now is

*asked by susan on December 9, 2015* -
## Need 8 grade math help quick please!

I don't understand this. I don't get exactly what I'm supposed to do with the P(parenthes) thingy or how each question differs from the next. Theoretical and Experimental Probability: A number cube with the numbers 1 through 6 is rolled. Find the given

*asked by Rainshine on March 28, 2014* -
## Algebra 2

The width of a rectangular box is twice the height. Twice the length of the box exceeds the sum of the width and the height by 5in. Given that the sum of the length, width, and height is 16in, find the length, width, and height. I got, w=2h 2L=w+h+5

*asked by Coly on November 17, 2015* -
## algebra

the sum of ages of maria and anna is 35. when maria was two-thirds her present age and anna was three fourths of her present ages, the sum of their ages was 25. how old is maria now?

*asked by jack on June 16, 2017* -
## math

The ratio of mystery books to the number of science fiction books is 4:3. The number of sci-fi books to the number of biographies is 4:5. If there are 48 sci-fi books what is the total number of books

*asked by Ben on January 24, 2013* -
## Word problem help plz

The sum of the age of father and son is 99.if the age of the son is added to the inverted age of the father,the sum is 72.if the inverted age of the son is subtracted from the age of the father.the difference is 28...what are there age? plz help i do not

*asked by Collins on January 4, 2016* -
## Math

Each of the numbers 0 through 26 is written on a piece of paper and all of the pieces of paper are placed in a hat. One number is selected at random. Determine the probability that the number selected is even. Note: 0 is considered an even number. I think

*asked by Jen on July 27, 2011* -
## 5th grade math

A list of numbers represents the following pattern: For each number after the first, multiply the previous number by itself, and then subtract that number. Which list does NOT represent that pattern? A. 1,1,1,1, and so on B. 2,2,2,2, and so on C.

*asked by jamar on January 15, 2014* -
## geometry

Each of the numbers 0 through 15 is written on a piece of paper and all of the pieces of paper are placed in a hat. One number is selected at random. determine the probability that the number selected is even. Note 0 is considered an even number.

*asked by angela on June 11, 2012* -
## Bloemhof Gekombineerde Skool

Twenty cards are numbered from 1 to 20. The cards are shuffled and then placed face down on the table. A card is drawn random. What is the probability that the number on this card is: a) 14 b) an even number c)less than 11 d)divisible by 5 e)a prime number

*asked by Masetshaba on November 4, 2015* -
## Help me please

Find a number that is decreased by 12 when you form half of the number, explain how you got your answer. It reads to me that n/2 + 12 = n multiply each side by two... n+24=2n subtract n from both sides n-n+24 = 2n-n 24=n check it. Take one half of 24, or

*asked by foine lady on August 17, 2005* -
## causal

which relationship can best described as causal? (1)height and intelligence (2)shoe size and running speed (3)number of correct answers on a test and test score (4)number of students in a class and number of students with brown hair

*asked by xmc on January 30, 2010* -
## Math

need to describe 3 different problem solving approaches to this problem, one I think is algebra, but don't know how to solve, and i need to say how to solve each one in each different way, please help with this. aaron is thinking of a number, if its

*asked by Miley on January 15, 2014* -
## algebra

which relationship can best described as casual? (1)height and intelligence (2)shoe size and running speed (3)number of correct answers on a test and test score (4)number of students in a class and number of students with brown hair

*asked by xmc on January 29, 2010* -
## Child safety- car seat question

To function properly,children's safety seats and restraints must: 1. be installed correctly and anchored to the vehicle. 2. face the back of the seat. 3. come with a lap belt and shoulder harness. Would number 1 be the best answer? My text says: "Safety

*asked by Belinda on April 17, 2007* -
## chemistry

Quantum numbers arise naturally from the mathematics used to describe the possible states of an electron in an atom. The four quantum numbers, the principal quantum number (n), the angular momentum quantum number (ℓ), the magnetic quantum number (mℓ),

*asked by Jordan on November 4, 2016* -
## Chemistry

write isotpoic symbols of the form X-A (for example, C-13) for each of the following isotopes. **Do I add the number of protons and neutrons together to get the answer? The symbol is easy to figure out.** a) the iodine isotope with 74 neutrons B) the

*asked by Melinda on February 8, 2007* -
## chemistry

Criticize the following statements. 1. In an ionic compound, the number of cations is always equal to the number of anions. [Is it ok to say 'not always'?] 2. The molecular formula for strontium bromide is SrBr(sub 2) [what's wrong wih this?] 3. The mass

*asked by Chris on September 25, 2006* -
## maths

Tom and peter are friends and each has some money.If Tom gives Rs 30 to Peter,then Peter will have twice the money left with Tom.But if Peter gives Rs 10 to Tom then Tom will have thrice as much as is left with Peter.How much money does each have?

*asked by Richa on May 4, 2015* -
## math

A number cube with the numbers 1 through 6 is rolled. find the given probability P(number < 2) (1 point) 1/6 2/6 *** 4/6 3/6 2. P(number ≥ 3) (1 point) 4/6 1/6 2/6 5/6 I think it's A .. I'm not quiet sure. please help 3. P(complement of 4) (1 point) 1/6

*asked by anonymous on March 25, 2015* -
## chem1 WORD PROBLEM!!

lead has an atomic number of 82;iron has an atomic number of 26; and copper has an atomic number of 29.how do the charges of the nuclei of these 3 elements compare?

*asked by tyneisha on October 12, 2012* -
## 3rd grade math

jake has an even number of counters. carlos has an odd number of counters. how many more counters do they need to divide the combined total into an even number of groups?

*asked by mythreyee on December 6, 2012* -
## physics

It is known that the possible values for the magnetic quantum number m range between -9 and +9. Determine the orbital quantum number and the smallest possible value of the principle quantum number. l = n =

*asked by MIke on December 1, 2006* -
## math

The ratio of the number of cats to the number of birds at the shp is 2 : 5. The ratio of the number of birds to the number of birds to the number of rabbits is 1:3. What is the ratio of the number of cats to the number of birds to the number of rabbits. If

*asked by lene on October 11, 2015* -
## Java

I am supposed to convert a program i already made into a Java console application that uses the Scanner class to read the user's input. This is the code i have that i need to convert. I don't know where to start. Here is the code import

*asked by Thanh on July 14, 2009* -
## Math--linear systems

A local hardware store sells three types of boxes; small, medium and large. The cost of the boxes are; small $10, medium $20 and large $30. In the previous week a total of 1200 boxes were sold resulting in proceeds of $20 000 for the week. The number of

*asked by R on January 6, 2017* -
## 7th grade math - Scientific Notation basics

1. The area of Greenland is 840,000 square miles. What is this number in scientific notation? 2. What is this number in standard form? 5.75 x 10^9 3. In a recent year the world production of wheat was about 5.2 x 10^8 metric tons. What is this number in

*asked by Delilah on September 27, 2012* -
## Pre-algebra

I can't figure out how to solve: Question #1: Two number cubes are rolled and a coin is tossed. Find the number of possible outcomes. Question #2: What is the probability of winning a lottery game where the winning number is made up of 6 digits from 0-9

*asked by Tyler on December 3, 2009* -
## 5th grade math

A list of numbers represents the following pattern: For each number after the first, multiply the previous number by itself, and then subtract that number. Which list does NOT represent that pattern? A. 1,1,1,1, and so on B. 2,2,2,2, and so on C.

*asked by jamar on January 15, 2014* -
## 6 grade math

Please I just need help on the set up teacher wants a guess and check table. Thomas is thinking of a number. If he doubles his number and subtraction 27, the results is 407. Of what number is Thomas thinking?

*asked by Jessica on November 16, 2016* -
## math

Nine cards are numbered 1-9. what is the probability of drawing a number greater than 6 or an odd number. I know the answer is 2/3 but I don't know how you find the probability when it says "greather than 6 OR and odd number"... how do you calculate the

*asked by martha on June 6, 2012* -
## math

Mr.Jenkin's age is a composite number. The number in the ones place is the product of 2x4. The number in the tens place is the difference of half a dozen from one dozen.How old is Mr. Jenkins?

*asked by Anonymous on August 13, 2013* -
## Algebra

Kevin has $6.45 in coins in his cash box. The numbers of quarters is one less than twice the number of dimes. The number of nickels is one less than twice the number of quarters. The value of the pennies is the same as the value of the nickels. How many of

*asked by JJ on December 14, 2010* -
## Math

4x-2=12 represented as a sentence is A two less than four times a number is 12 B four times two less than a number is 12 C four times a number is two less than 12 D four times a number less than two is 12 my answer is d. am I correct?

*asked by ILTHSM_ on November 9, 2018* -
## Algebra II

What would make this statements False? The opposite of each natural number is a natural number. There is no whole number that has an opposite that is a whole number.

*asked by April on January 26, 2011* -
## .....

What would make this statements False. The opposite of each natural number is a natural number. There is no whole number that has an opposite that is a whole number.

*asked by April on January 25, 2011* -
## statistics

SOLVE a smaller number and a larger number add up to 9 and have a difference of 5. Let x be the larger number and y be the smaller number.

*asked by Anonymous on April 12, 2011* -
## English

What do you take to school? 1. I take the number 2 bus. 2. I take number 2 bus. 3. I take the bus number 2. 4. I take bus number 2. =========== Which one is grammatical and commonly sed?

*asked by rfvv on April 22, 2015* -
## 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

*asked by Annabelle on March 26, 2014* -
## Math Help!!!

1. Which of these numbers can be classified as both real and rational? ½ -1.016879413894 Square root of 5 0.89089908999 2. Which is both a real number and an integer? Square root of 7 0.15 -15 1/3 3. Which is an example of an irrational number? Square

*asked by math help asap on November 12, 2014* -
## checking answers 4 algerbra

1. simplify by removing the parenthses and collecting like terms. 83q - (39q-38)=44q+38? 2. solve for y---z=ym answer y=z/m? 3. divide if possible -6/"over" 17 divided by (-5/"over"17)=undefined? 4. translate to algerbirc expression the sum of c and n=

*asked by Nashea on November 8, 2009* -
## Calculus

Find two numbers such that the sum of the first plus three times the second is 600 and their product is a maximum. x + 3y=600 xy is a max. This is the problem statement. let U be the function equal to xy. U=xy = y(600-3y) Now, maximize U (take derivative,

*asked by Tezuka on September 30, 2006* -
## Algebra

Four years ago, twice Athena's age was five less than her cousin's age. At present, the age of Athena's cousin is 18 years less than thrice Athena's age. What are their ages now? If Athena's age 4 years ago is x, then her cousin's age 4 years ago is what?

*asked by Rina on December 14, 2016* -
## math

Which steps could be used to solve this story problem? Blake took flyers to the shopping center to advertise his car wash event. By the time he arrived 14 of the flyers had blown away. He ended up putting 50 flyers on blue cars, 26 flyers on white cars,

*asked by isaiah on March 10, 2019* -
## Math

the banks contains quarters , dime and nickels. The number of dimes is 1 less than the number of nickels. The number of nickels is 2 more than twice the number of quarters. The coins are worth $5.70. How many nickels are there?

*asked by curtis on October 30, 2011* -
## math

Can someone help me with prime and composite numbers? Prime numbers are counting numbers that can be divided evenly bt only two numbers:1 and themselves. A prime number can also be described as a counting number with exactly two factors, 1 and itself. So,

*asked by haylo on October 24, 2006* -
## Math

Hi I am after some help starting this question. A local hardware store sells three types of boxes; small, medium and large. The cost of the boxes are; small $10, medium $20 and large $30. In the previous week a total of 1200 boxes were sold resulting in

*asked by G on January 5, 2017* -
## math(need 2nd opinion)

1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 A)15 B)15/2 C)-15 D)1/15 I chose A 2)Find the sum of the infinite geometric series. Sigma sign with infinity symbol above and n=1 below. To the right 20(-1/4)n-1 A)25 B)80/3 C16 D)does not exist

*asked by Jon on December 12, 2007* -
## math

1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 A)15 B)15/2 C)-15 D)1/15 I chose A 2)Find the sum of the infinite geometric series. Sigma sign with infinity symbol above and n=1 below. To the right 20(-1/4)n-1 A)25 B)80/3 C16 D)does not exist

*asked by Jon on December 12, 2007*