Saturday
July 4, 2015

Homework Help: Math

Branches of Math

Recent Math Questions

Math
Georgia knows that in the relationship between two given variable x and y, each value of y is found by adding a given number corresponding value of x, or multiplying it by a given number. She only knows a single pair of x and y values. Can georgia write an equation that models...
Wednesday, April 22, 2015 by Myella

math
find the value of the definite integral from 1 to 3 of (lnx/x) dx.
Wednesday, April 22, 2015 by Linda

math
suppose maya made another sign with an area of 48 square inches. would this sign be larger or smaller than the sign with an area of 48 square centimeters? explain how you know
Wednesday, April 22, 2015 by chris

Math
A male African elephant weighs 7 Tons. If a male African lion at the local zoo weighs 1/40 of the weight of the male African elephant, how many pounds does the lion weigh?
Wednesday, April 22, 2015 by Mo

Math
Kenji has a box containing many blue rods, each one 252 cm long. Mei-Ling has a box containing many green rods, each one 408 cm long. They each start making a long line of rods of their colour by laying rods end to end. After a while, their lines are exactly the same length. ...
Wednesday, April 22, 2015 by Sandy

Math
Find the slope of the following graphs. X, -1, 0, 1 ,2 Y, 4, 2, 0, -2 A. 1/2 B. 2 C. -2 D. -1/2 Is the answer B? Thank you
Wednesday, April 22, 2015 by Dove

Math
Without using a calculator, decide which of these numbers divide into 2^5 * 3^9 * 7^2 * 13^5 8 17^4 * 19 with no remainder. Explain how you know. a) 2^4 * 3^8 * 7^2 * 13^4 * 17^4 * b) 2^5 * 3^2 * 5 * 7^2* 17 c) 2^4 * 13^4 * 17^4 * 19^4 d) 2^2 * 3^5 * 7 * 13^3 * 17^2 * 19
Wednesday, April 22, 2015 by Lola

Math
Find the LCM and GCF of the following numbers: 1) 2016 and 756 2) 10140 and 705551 3) 17 664 and 288 4) 3960, 150 and 495 I believe the answers are: 1) LCM = 6048 GCF = 252 2) LCM = 7 154 287 140 GCF = 1 3) LCM = 52 992 GCF = 2208 4) LCM = 19 800 GCF = 15
Wednesday, April 22, 2015 by Aimee

Math--Please help!!
Tim Newman took out a simple interest loan of $1500 at a 10 percent interest for 12 months. After 4 payments, the balance is $1100. He pays off the loan when the next payment is due. What is the interest? Is it $9.17
Wednesday, April 22, 2015 by Nadia

math
suppose you covered your desktop with small squares.Then you cover your desktop with large squares.Would you use more small squares or large squares?Explain
Wednesday, April 22, 2015 by Emma

Consumer math
Determine the cost of a taxi trip of 9 2/3 miles if the fare is $1.10 for the first 1/6 mile and $.20 for each additional 1/6 mile (or fraction). a. $11.90 b. $11.20 c. $12.50 d. $12.80 Determine the cost of a taxi trip of 9 miles if the fare is $1.10 for the first 1/6 mile ...
Wednesday, April 22, 2015 by Caleb

math
1. 5*3^n A.5,15,45,135 B.15,30,45,60 C.15,45,135,405<----- D.0,15,45,135
Wednesday, April 22, 2015 by Anonymous

Math
A monopoly has a total cost function C = 1000 + 108x + 12x^2 for its product, which has demand function p = 324 − 3x − 2x^2. Find the consumer's surplus at the point where the monopoly has maximum profit. (Round your answer to the nearest cent.)
Wednesday, April 22, 2015 by Tom

math
If you have 3 yards of trim to put around a rectangular scarf and you want the width of the scarf to be between 6 and 12 inches. If you want to use all the trim, what are the possible dimensions of the scarf in inches?
Wednesday, April 22, 2015 by Reagan

math
maria need to rap the box shown below with no overlap of the wrapping paper. how much wrapping paper does she need!! please help
Wednesday, April 22, 2015 by i dont know

math
A town Q is on a bearing of 210 degree from p,r is another on a Bearing of 150 degree from P is cast Q. The distance between R and P is 100m, find the distance between R and Q.
Wednesday, April 22, 2015 by oluwafemi

Math
Will a cylinder always have a larger volume than a rectangular prism?
Wednesday, April 22, 2015 by Ben

Math
In 1954, Mt. Everest was measured as having an elevation of 8848 m. In 1998 to 2000, Mt. Everest was measured as having an elevation of 8850 m. Using an average rate of uplift of 6.5 mm/y, how much has Mt. Everest risen since it was first measured? How does this compare with ...
Wednesday, April 22, 2015 by Victoria

Math
find the slope of the line that is perpendicular to the line containing the points (-2, -1) and (2, -3). A. m = -2 B. m = 2 C. m = -1/2 D. m = -1
Wednesday, April 22, 2015 by Math URGENT!!

Math
find the slope of a line that is parallel to the line containing the points (3, 4) and (2, 6)? A. m = -2 B. m = 2 *** c. m = -1/2 D. m = -1
Wednesday, April 22, 2015 by Math Help!

math
a theater contains 440 seats and ticket prices for a recent play were $42 for adults and $18 for children. if the total proceeds were $12,264 for a sold out matinee, how many of each type of ticket was sold?
Wednesday, April 22, 2015 by desirae

Math
A cylinder fish tank has a volume of 301.44, a rectangular fish tank as a volume of 300, and a triangular prism tank has a volume of 253.75. Obviously the cylinder tank holds more water, but is there a mathematical reason why other than its bigger?
Wednesday, April 22, 2015 by Ben

Math
Determine whether, for any set A, it is true that P(A) = P(U) − P(A). If it is true prove it, if it is not, give a counterexample.
Wednesday, April 22, 2015 by Anonymous

math
a man gets an invoice for $460 with terms 2/10, 1/15, n28 ow much would he pay 25 after the invoice date? help a little confused?
Wednesday, April 22, 2015 by A

Math
A fence surrounds a square plot of land. The area is 324 yd 2. Find the length of each side. Use the Systematic Guess and Check method. What I already know: It is a square shape. And all squares have equal sides.
Wednesday, April 22, 2015 by Anon

math
Iam a4digit number.If my digits are reversed I became a 3 digit number. what is the digit in my ones place ?
Wednesday, April 22, 2015 by subham

Math
1) What is tan(a) for the triangle shown? BC has a length of 8. BA has a length of 17. AC has a length of 15. The right angle is on the BC sides lower left hand corner. A) 8/15 B) 15/8 C)17/8 D) 8/17 Whenever I try this I get weird answers. I am extremely confused and help ...
Wednesday, April 22, 2015 by Tia

Math
1) Solve the equation for p. Identify any extraneous solutions. √p=-1 A) -1 is a solution of the original equation. 1 is an extraneous solution. B) 1 is a solution of the original equation. C) 1 is a solution of the original equation. -1 is an extraneous solution. D) ...
Wednesday, April 22, 2015 by Tia

Math
In 1954, Mt. Everest was measured as having an elevation of 8848 m. In 1998 to 2000, Mt. Everest was measured as having an elevation of 8850 m. Using an average rate of uplift of 6.5 mm/y, how much has Mt. Everest risen since it was first measured?
Wednesday, April 22, 2015 by Victoria

Math
what is the force of a 6000 pound load going from 70mph to 0 mph in 0 feet
Wednesday, April 22, 2015 by Thomas Cochran

Math (Please, help me!)
In 1954, Mt. Everest was measured as having an elevation of 8848 m. In 1998 to 2000, Mt. Everest was measured as having an elevation of 8850 m. Using an average rate of uplift of 6.5 mm/y, how much has Mt. Everest risen since it was first measured?
Wednesday, April 22, 2015 by Victoria

math
Need help with an algebra question please im trying to.help my son with homework but its been a long time..please!!!
Wednesday, April 22, 2015 by gage pratt

math
15x-12y=96
Wednesday, April 22, 2015 by gage pratt

math
kate and alan sell stereos. last month kate sold 24 more stereos than alan. together they sold 164. How many stereos did allan sell?
Wednesday, April 22, 2015 by Luis

scale math
An architect uses a scale of 1/4 inch to represent 1 foot on a blueprint. If the West wall of a building is 44 feet long, how long will the line be on the blue print?
Wednesday, April 22, 2015 by FrancesR.

math
In the North Carolina Education Lottery "Pick Three Game" there are 75 balls in the machine. Your lucky numbers are 7, 14, and 21. The numbers must be drawn in that order. What's the probability that you'll win the $500.00 prize?
Wednesday, April 22, 2015 by jasmine

math
In a pack of 52 cards, 4 of the cards are Kings. The first card is picked, the results are recorded and the card is returned to the deck. Then the second card is picked. Find the probability of picking two kings. Be sure to represent your answer as a fraction in simplest form.
Wednesday, April 22, 2015 by jasmine

math
A bag of marbles contains 8 red marbles and 6 yellow marbles. Two marbles are drawn out of the bag at random without replacement. What is the probability that two red marbles are drawn out? Be sure to represent your answer as a fraction in simplest form.
Wednesday, April 22, 2015 by jasmine

math
A bag of marbles contains 8 red marbles and 6 yellow marbles. Two marbles are drawn out of the bag at random without replacement. What is the probability that first a red marble then a yellow marble are drawn? Represent your answer as a fraction in simplest form.
Wednesday, April 22, 2015 by jasmine

math
the sum of riciprocals of two consecative even interger is five out of twelve.form an equation
Wednesday, April 22, 2015 by mpaka

Math
If 2.7m of ribbon costs $4.99 how much does 0.82m of ribbon cost?
Wednesday, April 22, 2015 by Em

Math
1. How many bricks each measuring 25cm×11.25cm×6cm, will be needed to build a wall of 8m×6m×22.5? 2. what decimal of an hour is a second? 3. without a calculator, 0.04×0.0162 is equal to...... 3. (0.04)^ -1.5 4. if m and n are whole numbers such ...
Wednesday, April 22, 2015 by Bright

math
Suppose you buy a $1395 savings bond that pays 4.3% annual simple interest. Determine the value of the bond after 7 years.
Wednesday, April 22, 2015 by Jamie Thomas

math
G(S) =(s2+3)/(s5+s4+s3+3s2+2s) is:
Wednesday, April 22, 2015 by sinchan

math
a road crew must clear a hill that is 110.0 feet tall so that a new road can be built, they are to clear 11 1/2 feet of the hill each day, find the equation in slope intercept on the line that represent to height
Wednesday, April 22, 2015 by Anonymous

Math
Josef said that he could represent the amount of money he made last week with the expression: 24d + 8n. Write a problem about the money Josef made last week.
Tuesday, April 21, 2015 by Mary R.

Math
Find the slope of the line that goes through the following points. X -1, 0,1,2 Y -4,-1,2,5 A. -5 B. -3 C. -1\3 D. 3 Is the answer A? Thank you
Tuesday, April 21, 2015 by Sabrina C.

Math
Use mean median or mode to predict how many strokes need to complete a golf ball
Tuesday, April 21, 2015 by Anonymous

Math
Find the slope of the line that goes through the following points. X 0, 1, 2, 3 Y -4,-3,-2,-1 A. -1 B. 1 C. -4 D. -7 Is the answer C? I'm really confused. Thank you
Tuesday, April 21, 2015 by Sabrina C.

math
If interest on a $4,500 loan is $ 720 What would be the interest on a loan $5,800
Tuesday, April 21, 2015 by Jasmine

Math
Tell whether the sequence is geometric. If it is, find the common ratio. 1.) 9, -6, 4, -8/3 2.) 16, 12, 8, 4
Tuesday, April 21, 2015 by Tami

Math
A car measures 20 feet. What is the length of a model car if the scale factor is 1:64 inches? I can't show my work because i don't even understand any of it!
Tuesday, April 21, 2015 by Anonymous

Math
A hardware store had 300 gallons of paint. At the end of the month the store had 252 gallons. What's the percent decrease?
Tuesday, April 21, 2015 by Zo

Math
The teacher gave this pattern to the class: the first term is 5 and the rule is add 4, subtract 1. Each student says one number. The first student says 5. Victor is tenth in line. What number should Victor say?
Tuesday, April 21, 2015 by Jayden

please answer my question (math)
the price of a 3- pack spinner is one third the price of the of a dozen flyboys. write and solve a division equation to find the price of a dozen fly-boys. there are $3 for each 3-pack spinner . is the equation supposed to be n/12=27?
Tuesday, April 21, 2015 by Angelina

math
Tim Newman took out a simple interest loan of $1500 at a 10 percent interest for 12 months. After 4 payments, the balance is $1100. He pays off the loan when the next payment is due. What is the interest? Is it $9.17? Thanks!
Tuesday, April 21, 2015 by Nadia

math
the price of a 3- pack spinner is one third the price of the of a dozen flyboys. write and solve a division equation to find the price of a dozen fly-boys. there are $3 for each 3-pack spinner . is the equation supposed to be n/12=27?
Tuesday, April 21, 2015 by Angelina

Math
The teacher gave this pattern to the class: the first term is 5 and the rule is add 4, subtract 1. Each student says one number. The first student says 5. Victor is tenth in line. What number should Victor say?
Tuesday, April 21, 2015 by Jayden

math
a bag of super dog food, at $12.50, is one third the price of a bag of power dog dog food. write and solve an equation to find the price of a bag of power dog dog food
Tuesday, April 21, 2015 by Angelina

math
at the end of a soccer game season four families decide to buy the coach of gift certificate to a sporting goods store. each family contributes $35 towards the gift certificate. write and solve a division equation to find how much the gift certificate is worth
Tuesday, April 21, 2015 by Angelina

Math 222
How do I write as a radical expression a^7/8
Tuesday, April 21, 2015 by Maxine

Math
is the area of a paperback book cover closer to 28 square inches or 28 square centimeters? Tell how you decided.
Tuesday, April 21, 2015 by Angie

Math
Cally wants to coat her driveway with a winter sealer. Her driveway is 18 feet long and shaped like a trapezoid. At the garage door, the drive way is 12 feet wide, then it widens to 20 feet at the street. How many square feet of sealer should Cally buy if she wants to apply ...
Tuesday, April 21, 2015 by Shannon Lin

Math
Bill and Harry are practicing for a track meet. Last week, Bill ran 900 meters on each of 3 days. Harry ran 1.2 kilometers on each of 2 days. Between last week and this week, Bill wants to run a total of 6 kilometers. How far does Bill need to run this week?
Tuesday, April 21, 2015 by Shannon Lin

Math 222
what is square root 11/3. Sorry I can input the square root symbol.
Tuesday, April 21, 2015 by Maxine

Math
A) 2y=√5y+6. Show your work on how you solved it and checked to see if it was right. I know the answer is y=2, but I do not know how to get that. So, If anyone could help me that would be amazing. Thank you!
Tuesday, April 21, 2015 by Tia

math
The Total Surface Area Of Rectangular Solid Is 4.65cm. If The Solid Is 7cm Long And 5cm Wide, Calculate The Height.
Tuesday, April 21, 2015 by esther

MATH
Really need help with this: You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay $100.00/month and that if you miss a payment, you will be assessed a late fee of $39....
Tuesday, April 21, 2015 by Sandy

Math
Find the effective rate of interest (APR) for a loan with a loan amount of $6,300, a time of 270 days, and interest of $685.13. a. 14.5% b. 6.5% c. 9.3% d. 12.3%
Tuesday, April 21, 2015 by Matt

Math
Meghan deposited $2,500in an account at a bank that pays 16% compounded quarterly. Use the compound interest table to find the interest earned on the investment after 2 years. a. $921.43 b. $204 c. $2,704 d. $3,421.43 **This is a sample question** (Please Help!)
Tuesday, April 21, 2015 by Markus

Math
a 150-day loan for $2,500 has interest of $57. Find the rate to the nearest tenth of a percent. a. 3.2% b. 24.4% c. 10.4% d. 5.5% Please walk me through on how you got the answer. I have tried, and can not figure it out.
Tuesday, April 21, 2015 by Cheyenne

math
What is the root of 345 without the use of tables?
Tuesday, April 21, 2015 by Tony

math
Factorise the following 1) a^3 - b^3 - a - b 2) a^2 - b^2 + 10a - 2b + 24
Tuesday, April 21, 2015 by Anonymous

Math Help
Find a12 for the following geometric sequence. 1/32, 1/16, 1/8,
Tuesday, April 21, 2015 by Tami

Math
In this problem we consider drawing some straight lines which form a nice pattern. Consider joining the point (0.1,0) to the point (0,0.9) by a line segment; then joining (0.2,0) to (0,0.8) by a line segment; and so on. In general, consider joining the points (a,0) and (0,b) ...
Tuesday, April 21, 2015 by Alex

Math
What is the ninth term of the following geometric sequence? a4=27 a7=64 a9=
Tuesday, April 21, 2015 by Betty

math
Agus sold packets of sweets to Halim and Kairi in the ratio 8:13.He sold the sweets in 2-kg packets.What was the smallest possible mass of sweets Agus sold to both of them?
Tuesday, April 21, 2015 by harry

math
the fourth terms of an AP is 37 and the 6th terms is 12 more than the fourth term.Find the first and seventh terms.
Tuesday, April 21, 2015 by Dallas

math calc
A water tower is located 354 feet from a building. From a window in the building, an observer notes that the angle of elevation to the top of the tower is 42° and that the angle of depression to the bottom of the tower is 20°. How tall is the tower? How high is the ...
Tuesday, April 21, 2015 by Michael

Math
Hi! I need help with this question. Thank you! Directions: Write the expression for the nth term of the following geometric sequence. 5, 10, 20, 40, ...
Monday, April 20, 2015 by Gloria

6th grade math
if there are 24 kids in a class and 11 more boys than girls how many girls are there?
Monday, April 20, 2015 by selby

math
Write an inequality of the form x > c or x < c to represent the amount of trash cleaned up per mile of coast worldwide compared to the amount of trash cleaned up per mile of coast in England during the 2013 Ocean Conservancy’s International Coastal Cleanup based on ...
Monday, April 20, 2015 by carla

4th Math
sam cut a pie into equal slices. there are only 3 slices left. the angle measure for the 3 slices is 72 degrees. How many slices did sam cut the pie into? 360
Monday, April 20, 2015 by Anonymous

Math
Thomas started at his house and walked due east50 yards then he walked due west 50 yards and east 20 yards . Which best describes where Thomas was at the end of his walk
Monday, April 20, 2015 by Carlos

Math
I divided 4,495 by 50 and got 89. Is that correct?
Monday, April 20, 2015 by Keon

Math
Michael wanted to make a quilt with an area of 42 square feet. What are its possible dimensions if they must be whole numbers? Which length and width makes the most sense for a quilt?
Monday, April 20, 2015 by BUB

math
At 6 PM, the temperature in Redding, CA, t, is the same as the temperature in Fresno, CA. By 9 PM, the temperature has dropped 2 degrees and in Fresno it has dropped 4 degrees. By 11 PM, the temperature in Redding has dropped another 3 degrees. Represent each city's ...
Monday, April 20, 2015 by Carol

Math
Really need help with this: You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay $100.00/month and that if you miss a payment, you will be assessed a late fee of $39....
Monday, April 20, 2015 by Sandy

Math
Find the width of the rectangle. ----------------------- = Perimeter=30 in. = = = W=Width =============== L=Length P=w and l=11 p=2l+2w 30=(2x11)+2w 30=22+2w (Think:if 2 x w=8, then w=___divided____ w=8 So the width is 8 inches. I don't know what the w=_____ divided _____ is
Monday, April 20, 2015 by BUB

Math
A toy company has increased their size of one of their dolls. The packaging department has calculated that they need to add 3 inches to each of the dimension of the original packaging (Original height=10 in width=2.75 length=5). What is the new amount of material needed to ...
Monday, April 20, 2015 by Ashley

math
Dion's grandmother is making a quilt using four small squares put together to form one large large square block. how many different can she make using one each of red, green, blue, and yellow smalle squares? show the possible arrangements
Monday, April 20, 2015 by Angelina

Math
Raylene made a bracelet with 28 beads. She also made a necklace with twice the number of beads as the bracelet. If 1/2 of the beads on the bracelet are green and 1/4 of the beads on the necklace are green, does the bracelet, the necklace, or neither have more green beads? Explain
Monday, April 20, 2015 by Amari

math
Warren measured a recentangular window to find Out how much plastic he would need to cover it.The window measured 5ft 6 inches by2ft9inches.about how many square inches of plastics does Warren need to cover the window?
Monday, April 20, 2015 by Mariah

math
Between 6a.m.and 10a.m.the temperature rose by 5°f.between 10a.m.and 2p.m.the temperature rose by 6°f.between 2p.m.and 6p.m.the temperature rose by 0°c.would you be able to tell how much the temperature rose since 6a.m?
Monday, April 20, 2015 by Mariah

math
local students were surveyed about adding stoplights at the corner of Main Street and Perry Avenue. Determine whether each survey question may be biased. Explain A) are stoplights needed at the intersection of Main and Perry? B) should stoplights be installed at the corner of ...
Monday, April 20, 2015 by jacob

please answer my question (math)
dion's grandmother is making a quilt using four small squares put together to form one large large square block. how many different can she make using one each of red, green, blue, and yellow smalle squares? show the possible arrangements
Monday, April 20, 2015 by Spartans

math
what the heck does it mean
Monday, April 20, 2015 by mike

math
dion's grandmother is making a quilt using four small squares put together to form one large large square block. how many different can she make using one each of red, green, blue, and yellow smalle squares? show the possible arrangements
Monday, April 20, 2015 by Spartans

math
lance made 10 dozen cookies. He made 25 percent chocolate chip, 25 percent peanut butter, and the remaining 50 percent oatmeal raisin. How many of each type of cookie did he make?
Monday, April 20, 2015 by sOMEONE

math
Determine the number of divisors of the integer 4312440.
Monday, April 20, 2015 by Anonymous

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