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August 20, 2014

Homework Help: Math: Arithmetic

Recent Homework Questions About Arithmetic

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maths
The difference between the second and fourth terms of an arithmetic sequence is 3. If the product of the first and fourth term is 34, calculate the value of the first term.
Wednesday, August 13, 2014 at 3:50am

Algebra 2
Is this sequence arithmetic, geometric, or neither? 3,10,31...
Thursday, August 7, 2014 at 10:57pm

Algebra 2
Is this sequence arithmetic,geometric, or neither? -111,2.5,115.5
Thursday, August 7, 2014 at 10:56pm

math
A student worked V hours on Monday W hours on Tuesday X hours on Wednesday Y hours on Thursday and Z hours on Friday. What is the average (arithmetic mean)
Wednesday, August 6, 2014 at 12:13am

arithmetic
write 4.33 as a mixed number
Monday, August 4, 2014 at 4:27pm

mat/117
Select the first five terms in the arithmetic sequence an =2n, starting with n= 1
Friday, August 1, 2014 at 1:23pm

psudoecode
Design a sub-class of SimpleCalculator called Calculator using psudoecode that contains public methods named multiply(), and divide() and that defines private fields called num1 and num2. Each of the methods accepts two numeric arguments and returns a number that represents ...
Monday, July 21, 2014 at 3:27pm

psudoecode
Design a sub-class of SimpleCalculator called Calculator using psudoecode that contains public methods named multiply(), and divide() and that defines private fields called num1 and num2. Each of the methods accepts two numeric arguments and returns a number that represents ...
Monday, July 21, 2014 at 12:47am

math
The sum of the first 20 terms of an arithmetic series is identical to the sum of the first 22 terms. If the common difference is -2, find the first term.
Thursday, July 17, 2014 at 7:56am

math
help please The measures of the sides of a right triangle form an arithmetic progression whose difference is 1. Find the measure of the hypotenuse
Monday, July 14, 2014 at 1:54pm

math
Help please find three consecutive numbers, which are in arithmetic progression whose sum is 39
Monday, July 14, 2014 at 1:40pm

arithmetic
a guy bought some fish from a farm.during 1st week 1/8 of fish died ,in next 2 weeks 3/5 of the remaining died.what fraction of the original fish died in last three weeks
Thursday, July 3, 2014 at 1:45pm

Math
The first three terms of an arithmetic progression are t, 2t-1, 2t+4. Calculate the value of t.
Wednesday, July 2, 2014 at 2:20pm

Math
– 11 is the __________ term of the arithmetic sequence – 847, – 836, – 825, – 814, – 803, …
Tuesday, June 17, 2014 at 9:54pm

arithmetic
the temperature in Montreal is -3 degrees celsius at 10.00pm.by 6:00 am the temperature has dropped another 11 degress celsius.what is the new temperature?
Tuesday, June 17, 2014 at 9:45pm

arithmetic
a tent needs 8.3 meters of fabric.Ifthe fabric cost $32.00 per meter,how much will it cost to make the tent?
Tuesday, June 17, 2014 at 9:41pm

Math
Find the value of x so that 3x – 2, 2x – 1 and 4x – 3 form an arithmetic sequence.
Tuesday, June 17, 2014 at 9:04pm

Math
Find the 12th term of the arithmetic sequence 2, 6, 10, … .
Tuesday, June 17, 2014 at 8:47pm

arithmetic
In a box of 800 oranges,72 are bad.what percentage is bad?what percentage is good?
Tuesday, June 17, 2014 at 6:47pm

Arithmetic
The first, second and third terms of a geometric progression are 2k+3, k+6 and k, respectively. Given that all the terms of geometric progression are positive, calculate (a) the value of the constant k (b) the sum to infinity of the progression.
Monday, June 16, 2014 at 10:42am

Math
1. Find the 12th term of the arithmetic sequence 2, 6, 10, … . 2. Solve for the 101st term of the sequence whose 1st term is x-y and d=2x+y-3. 3. In the sequence 2, 6, 10, … , what term has a value of 106?
Sunday, June 15, 2014 at 9:02pm

Math
Solve for the 1st term of the arithmetic sequence whose 33rd term is -2p and whose 61st term is 26p.
Sunday, June 15, 2014 at 9:01pm

Arithmetic
A bag of marbles has twice as many blue marbles as green marbles, and the bag has at least 54 marbles in it. At least how many green marbles does it have in it?
Thursday, June 12, 2014 at 3:31pm

arithmetic
I am larger than 50 and less than 100. i have a 5 in the ones place. i have a number smaller than 6 in the tens place. What number am I?
Wednesday, June 11, 2014 at 10:07pm

math
The arithmetic mean of two numbers is 9 and their geometric mean is 3√5. Find these numbers
Tuesday, June 10, 2014 at 4:26pm

math
Given the numbers 10 and 40 their averages are obtained by different procedures 16, 20 and 25 respectively. Say which is the arithmetic mean and what is the geometric mean
Tuesday, June 10, 2014 at 4:14pm

Algebra
The width of a rectangle is 2 less than twice its length. If the area of the rectangle is 82 cm^2, what is the length of the diagonal? Note: Your answer must be a number. It may not contain any arithmetic operations. w(w+20) = 8000 w^2+20w = 8000 w^2+20w-8000 = 0 (w-80)(w+100...
Monday, June 2, 2014 at 10:36pm

College Algebra
The width of a rectangle is 2 less than twice its length. If the area of the rectangle is 82 cm^2, what is the length of the diagonal? Note: Your answer must be a number. It may not contain any arithmetic operations. w(w+20) = 8000 w^2+20w = 8000 w^2+20w-8000 = 0 (w-80)(w+100...
Monday, June 2, 2014 at 6:43pm

Statistic
For 3 and 4 find the range, variance, and standard deviation. Round to the nearest tenth. 3. Twelve students were given an arithmetic test and the times (in minutes) to complete it were 10, 9, 12, 11, 8, 15, 9, 7, 8, 6, 12, 10 4. The normal daily temperatures (in degrees ...
Friday, May 30, 2014 at 2:16pm

Math
If 5+x, 8, and 1+2x are consecutive terms in an arithmetic sequence, find x.
Thursday, May 29, 2014 at 8:24am

Math
Find the sum of the arithmetic series -12-9-6-...39.
Wednesday, May 28, 2014 at 11:55pm

math
The simple formula for the nth term of an arithmetic sequence is an = 6n + 14. What is the explicit formula corresponding to the simple formula?
Wednesday, May 28, 2014 at 2:10pm

arithmetic
1. The first and last term of an A.P are, a and l respectively, show that the sum of nth term from the beginning and nth term from the end is a + l. 2. If mth term of an A.P be 1/n and nth term be 1/m, then show that its mnth term is 1. 3. The sum of four numbers which are in ...
Saturday, May 24, 2014 at 2:08am

Math
Identify the sequence as arithmetic. geometric, or neither.. explain your answer 1.6, 0.8, 0.4, 0.2....
Friday, May 23, 2014 at 11:57pm

arithmetic
1. The first and last term of an A.P are, a and l respectively, show that the sum of nth term from the beginning and nth term from the end is a + l. 2. If mth term of an A.P be 1/n and nth term be 1/m, then show that its mnth term is 1. 3. The sum of four numbers which are in ...
Friday, May 23, 2014 at 1:59pm

math
The 3rd term in an arithmetic sequence is 12, the 7th term is 24, a) How many common differences are there between a_3 and a_7? b) What is the common difference of the sequence? c) What is the first term in the sequence? a_1 d) What is the expression for this arithmetic sequence?
Wednesday, May 21, 2014 at 12:06pm

Algebra
Determine whether each sequence is arithmetic or geometric. Find the next three items. 1. 14,19,24,29, . . . a. geometric; 34, 39, 44 b. arithmetic; 32, 36, 41 c. arithmetic; 34, 39, 44 d. The sequence is neither geometric nor arithmetic.
Sunday, May 18, 2014 at 1:14pm

Math, Please Help
1) Given the arithmetic sequence an = 4 - 3(n - 1), what is the domain for n? All integers where n ≥ 1 All integers where n > 1 All integers where n ≤ 4 All integers where n ≥ 4 2) What is the 6th term of the geometric sequence where a1 = 1,024 and a4 = -...
Wednesday, May 14, 2014 at 3:47pm

Algebra
1) Given the arithmetic sequence an = 4 - 3(n - 1), what is the domain for n? All integers where n ≥ 1 All integers where n > 1 All integers where n ≤ 4 All integers where n ≥ 4 2) What is the 6th term of the geometric sequence where a1 = 1,024 and a4 = -...
Wednesday, May 14, 2014 at 2:51pm

Math
1) Given the arithmetic sequence an = 4 - 3(n - 1), what is the domain for n? All integers where n ≥ 1 All integers where n > 1 All integers where n ≤ 4 All integers where n ≥ 4 2) What is the 6th term of the geometric sequence where a1 = 1,024 and a4 = -...
Wednesday, May 14, 2014 at 2:23pm

Math
Is the following sequence a arithmetic,geometric or neither? 1.6, .8, .4, .2 my answer is geometric
Sunday, May 11, 2014 at 6:35pm

Algebra 2
Select the first five terms in the arithmetic sequence an=8n, starting with n=1
Saturday, May 10, 2014 at 11:02am

Math
Identify the sequence as arithmetic, geometric, or neither. Explain your answer. 1.6, 0.8, 0.4, 0.2 . . .
Friday, May 9, 2014 at 4:09pm

Precalculus
1. In an arithmetic sequence, the fifth term, u5, is greater than the first term, u1. The difference between these terms is 36. a) find the common difference 9? The tenth term of the sequence is double the seventh term . b) find u1 2.5? 2. Consider the function f(x) = ax^3 -3x...
Monday, May 5, 2014 at 10:40pm

math
Determine whether each sequence is arithmetic or geometric. Find the next three terms. 1. 14, 19, 24, 29, . . . (1 point) geometric, 34, 39, 44 arithmetic, 32, 36, 41 arithmetic, 34, 39, 44 *** The sequence is neither geometric nor arithmetic. 2. –4, 8, –16, 32...
Friday, May 2, 2014 at 3:36pm

Trig
What is the sum of the arithmetic series where n=50 , t1=9 and t2=331
Tuesday, April 29, 2014 at 5:01pm

Trig
What is the sum of the arithmetic series where n=100 , t1=7 and t2=205
Tuesday, April 29, 2014 at 4:59pm

Trig
Find the 20th term of an arithmetic sequence with a=1 and d=1/2
Tuesday, April 29, 2014 at 4:53pm

Trig
Find the 6th term of the arithmetic sequence with a9=120 and a14=195
Tuesday, April 29, 2014 at 4:51pm

maths
1.hw many 3 digit nos are divisible by 7? 2.wat is d sum of product and quotient of 8 & 8? 3.if d average(arithmetic mean)of 25,31 and x is 3.value of x?
Saturday, April 26, 2014 at 6:01am

Math
1.Which explains why the sequence 216, 12, 2/3 is arithmetic or geometric? A.The sequence is geometric because it decreases by a factor of 6. B.The sequence is arithmetic because it decreases by a factor of 6 C.The sequence is geometric because it decreases by a factor of 1/18...
Friday, April 25, 2014 at 1:23pm

Algebra1
Find the sum of the first 33 terms of the arithmetic sequence whose first term is 3 and whose 33rd term is -253.
Tuesday, April 22, 2014 at 5:15pm

Math question
Identify the sequence as arithmetic. geometric, or neither.. explain your answer 1.6, 0.8, 0.4, 0.2
Monday, April 21, 2014 at 6:19pm

math
Find the number of term s in the following arithmetic sequence. 3, 9, 15, 21... 123
Saturday, April 19, 2014 at 10:33pm

arithmetic
a car traveled a distance of 195 miles in 3 hours 15 minutes what is the unit rate ? oris it answer 60 miles per hour
Saturday, April 19, 2014 at 11:18am

math
identify the sequence 1.6, .8, .4, .2 as arithmetic, geometric, or neither and why.
Sunday, April 13, 2014 at 11:09am

algebra 2
what is the sum of the first 11 terms of the arithmetic series in which asub one = -12 and d=5
Sunday, April 6, 2014 at 8:11pm

arithmetic
Ana sees a computer that costs $1600. The store manager says next week will be on sale $350 less. What percent will Ana save
Wednesday, April 2, 2014 at 7:35pm

PRE CALC
The 20th term of an arithmetic sequence is 27 and the first term is -11. What is the common difference??
Wednesday, April 2, 2014 at 7:01pm

arithmetic
Select the first five terms in the arithmetic sequence an = 4n, starting with n = 1.
Tuesday, April 1, 2014 at 1:04am

Statistics
For the most recent seven years, the U.S. Department of Education reported the following number of bachelor's degrees awarded in computer science: 4,253; 5,578; 6,406; 7,334; 8,728; 11,298; 15,182. What is the annual arithmetic mean number of degrees awarded? About 9,120 ...
Thursday, March 27, 2014 at 11:50pm

Statistics
For the most recent seven years, the U.S. Department of Education reported the following number of bachelor's degrees awarded in computer science: 4,253; 5,578; 6,406; 7,334; 8,728; 11,298; 15,182. What is the annual arithmetic mean number of degrees awarded? About 9,120 ...
Thursday, March 27, 2014 at 10:11pm

Statistics
A stockbroker placed the following order for a customer: • 50 shares of Kaiser Aluminum preferred at $100 a share • 100 shares of GTE preferred at $27.20 a share • 20 shares of Boston Edison preferred at $12.20 a share What is the weighted arithmetic mean price ...
Thursday, March 27, 2014 at 9:49pm

Statistics
The distribution of a sample of the outside diameters of PVC gas pipes approximates a symmetrical, bell-shaped distribution. The arithmetic mean is 11.0 inches, and the standard deviation is 2.0 inches. About 68 percent of the outside diameters lie between what two amounts? 8....
Thursday, March 27, 2014 at 9:10pm

Economics and Statistics
A stockbroker placed the following order for a customer: • 50 shares of Kaiser Aluminum preferred at $100 a share • 100 shares of GTE preferred at $27.20 a share • 20 shares of Boston Edison preferred at $12.20 a share What is the weighted arithmetic mean price ...
Thursday, March 27, 2014 at 8:07pm

Calculus
Posted by MG on Wednesday, March 26, 2014 at 6:54pm. The hands of a clock in some tower are 4.5m and 2m in length. How fast is the distance between the tips of the hands changing at 9:00? (Hint: Use the law of cosines) The distance between the tips of the hands is changing at ...
Thursday, March 27, 2014 at 3:36am

Maths
4x+1,2x+4 and x+3 are first three terms of arithmetic sequence determine the value of x
Wednesday, March 26, 2014 at 10:47am

Business & Economics
For the most recent seven years, the U.S. Department of Education reported the following number of bachelor's degrees awarded in computer science: 4,033; 5,652; 6,407; 7,201; 8,719; 11,154; 15,121. What is the annual arithmetic mean number of degrees awarded? About 12,240 ...
Monday, March 24, 2014 at 1:22pm

arithmetic
An investment of $2,000 is earning interest at the rate of 6.2% compounded quarterly over 5 years. Approximately how much interest is earned on the investment?
Friday, March 21, 2014 at 10:11am

Algebra ll
Help please, I don't understand how to do this... Give an example of an arithmetic sequence that is found in the real world. Find the common difference and write a recursive and iterative rule for the sequence. Use one of the rules to find another term of the sequence. ...
Wednesday, March 19, 2014 at 5:46pm

arithmetic
if you 99 lines on a piece of paper so that no two lines are pallarel to each other and no three lines pass through the same point,how many times will they will intersect?
Sunday, March 9, 2014 at 2:48pm

mathematics
MATHEMATICS PLEASE HELP ME!!! In an arithmetic series the 3rd term is twice the 8th term find the first 25 terms
Thursday, March 6, 2014 at 10:43am

math
In an arithmetic series the 3rd term is twice the 8th term. Find the sum of the first 25 terms.
Thursday, March 6, 2014 at 9:40am

mathematis
consider the arithmetic sequence:-4;-1;2;5...if the nth term of the sequence is 74 determine the value of n
Wednesday, March 5, 2014 at 2:56pm

arithmetic
The ratio of the sum of the first 8 terms of a G.P. to the sum of the first 4 terms of the same G.P. is 97:81, where the common ratio of the G.P. is a real number. What is the common ratio?
Sunday, March 2, 2014 at 11:31am

Math.G.P
The 1st term of a G.P is equal to x-2,the 3rd term is x+6 and the arithmetic mean of the 1st and 3rd terms stands in the ratio to the 2nd 5:3.find the value of x.
Friday, February 14, 2014 at 6:13am

math
Select the first five terms in the arithmetic sequence an = 8n, starting with n = 1
Saturday, February 8, 2014 at 12:56am

math
the fourth term of an arithmetic progression is equal to 3 times the first term and the seventh term exceeds twice the third term by 1 find the first term and the common differrence
Friday, February 7, 2014 at 8:31am

Math
The sum of the first n terms of an arithmetic series is given by: Sn=5/2n^2 + 7/2n. Determine: 3.2.1 The common difference. 3.2.2 The tenth term
Sunday, February 2, 2014 at 12:29pm

math
find the 4th term of an arithmetic sequence whose first term is -8 and whose 9th term is 32.
Thursday, January 30, 2014 at 7:20pm

Maths
if the 29th term of arithmetic series is double of 19th term then find the 9th term.
Thursday, January 30, 2014 at 2:21am

Algebra 1
Tell whether the sequence is arithmetic. If it is, what is the common difference? -12, -7, -2, 3,… (1 point)
Monday, January 27, 2014 at 7:59pm

Math
Two terms of an arithmetic sequence are t6=-3 and t11=-13. What is t20?
Saturday, January 18, 2014 at 9:53pm

calculus
i need to find the derivative using chain rule: (x^2 + 2x - 6)^2 (1-x^3)^2 i got the answer from a site but the problem is i cannot get my work to match up with the answer, i dont know what im doing wrong. answer: 10x^9 + 36x^8 − 64x^7 − 182x^6 + 168x^5 + 80x^4 + ...
Monday, January 13, 2014 at 3:00am

arithmetic sequences
a new car cost $13,000 and is depreciating by $900 each year. how much will the car cost be worth after 4 years?
Thursday, January 9, 2014 at 9:16pm

arithmetic sequences
a tube containing 3 ounces of toothpaste is being used at at rate of 0.15 ounces per day. how much toothpaste will be in the tube after one week?
Thursday, January 9, 2014 at 8:54pm

arithmetic sequences
jessie is playing an arcade game that costs 50cents for the first game and 25cents to continue if she loses. how much will she spend on the game if she continues 9 times?
Thursday, January 9, 2014 at 8:52pm

Maths
If 9th term of an arithmetic progression is 0, prove that its 29th term is double the 19th term.
Thursday, January 9, 2014 at 6:55am

Math
Tell whether each sequence is arithmetic. Justify your answer. If the sequence is arithmetic, write a function rule to represent it. 15. 128, 64, 32, 16... 16. 3, 3.25, 3.5, 3.75..
Wednesday, January 8, 2014 at 10:48pm

math
A friend opens a savings account by depositing $1000. He deposits an additional $75 into the account each month. a. What is a rule that represents the amount of money in the account as an arithmetic sequence? b. How much money is in the account after 18 months? Show your work.
Wednesday, January 8, 2014 at 10:23pm

math
A friend opens a savings account by depositing $1000. He deposits an additional $75 into the account each month. a. What is a rule that represents the amount of money in the account as an arithmetic sequence? b. How much money is in the account after 18 months? Show your work.
Wednesday, January 8, 2014 at 10:23pm

Math
A friend opens a savings account by depositing $1000. He deposits an additional $75 into the account each month. a. What is a rule that represents the amount of money in the account as an arithmetic sequence? b. How much money is in the account after 18 months? Show your work.
Wednesday, January 8, 2014 at 10:08pm

math
i need help on properties of arithmetic
Wednesday, January 8, 2014 at 4:24pm

algebra
the third term of an arithmetic sequence is 14 and the ninth term is -1. Find the first four terms of the sequence
Tuesday, December 17, 2013 at 10:34am

Mathematics
The 25 term of an Arithmetic Progression is 7 1/2 and the sum of the first 23 terms is 98 1/2. Find the i. 1st term ii. common difference iii. sum of the first 30 terms
Wednesday, December 11, 2013 at 7:25pm

Precal
Find x such that -8 x - 3, 3 x - 1, and 2 x + 49 are consecutive terms of an arithmetic sequence. x=?
Friday, November 29, 2013 at 10:47pm

Math
Tell whether the sequence is arithmetic. If it is, write a function rule to represent it. 0.2, -0.6, -1.4, -2.2 This is an arithmetic sequence, but I do not understand the function rule of A(n) = 0.2 - 0.8(n-1), which is the given answer.
Sunday, November 17, 2013 at 3:47pm

Math help please
1. Each time a touchdown is scored in a football game, 6 points are added to the score of the scoring team. A team already has 12 points. What rule represents the number of points as an arithmetic sequence when n is the number of touchdowns scored? A(n) = 12 + 6n A(n)12 - (n...
Thursday, November 14, 2013 at 7:58pm

Math
What is the common difference of the following arithmetic sequence? 102, 100, 98, 96... 2 -2 -1 102 Is it -2?
Tuesday, November 12, 2013 at 11:47am

math
What is the 32nd term of the arithmetic sequence where a1 = -32 and a9 = -120?
Friday, November 8, 2013 at 4:09pm

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