Monday
March 30, 2015

Homework Help: Math

Branches of Math

Recent Math Questions

Post a New Question | Current Questions

math
amelia made her vegetable garden in the shape of a square. each side is 32 feet long. amelia walked around her garden. how many feer did she walk in all?
Tuesday, February 10, 2015 at 11:41pm

math
Brown earns a dollar for every candy he sells. If he sells 30 candies, how much will he earn? Please show me the work.
Tuesday, February 10, 2015 at 11:25pm

9th Grade Math
Naulluq is cutting ice blocks from the lake for her mothers drinking water tank. The cylindrical tank has a volume of 4x^2π. Once each block has melted, it will have a volume of 3x^2. How many blocks does she need to cut so that her mothers tank will be filled when the ...
Tuesday, February 10, 2015 at 10:40pm

Math
A square with a side length of 2s has a smaller square inscribed. The vertices of the smaller square are at the midpoints of the sides of the larger square. What is the ratio of the larger square to the area of the smaller square? Express your answer in simplest form.
Tuesday, February 10, 2015 at 10:29pm

Math
describe how the value of the independent variable is related to the value of the dependent variable. Is the relationship additive or multiplicative
Tuesday, February 10, 2015 at 9:30pm

math
How do i find the perimeter of a triangle with variables? one side is 2(q^2 - 3q), the second side is q + 10 and the third side is q^2. how do i add all of these sides
Tuesday, February 10, 2015 at 9:20pm

Math
7/15 - 2/5=
Tuesday, February 10, 2015 at 8:57pm

Math
I need to see how this is answered. 1. Lauren deposited $200 into her savings account with 1% interest rate compounded annually. After 4 years her balance was $208.12. Colby deposited $200 into a savings account that earned a 2% simple interest rate for 4 years, who had the ...
Tuesday, February 10, 2015 at 8:28pm

Math
There are 12 E's among the 100 tiles in Scrabble. What is the probability of selecting all 4 E's when selecting 4 tiles? One answer key says 1/735 while another says 3/23765, but I think it is the second one.
Tuesday, February 10, 2015 at 8:06pm

math
Again, I already know this answer... It's 12 but I do not know how to come up with this answer. Plz show me step by step how to come up with the correct answer. My test is tomorrow. Thank you in advance!! A basketball player averaged 20 points a game over the course of six...
Tuesday, February 10, 2015 at 7:52pm

Math
Tanya as 8 bird posters and 12 reptile posters to display in groups. She wants each group to have the same number of posters and to have one type of animal. What is the greatest umber of posters she can put in each group?
Tuesday, February 10, 2015 at 7:47pm

Math
(x^6z^-1/3/-125y^-9z^8/3)^-1/3
Tuesday, February 10, 2015 at 7:42pm

Math
A mixture is 20% red paint, 35% yellow paint, and 45% water. If 5 quarts of red paint are added to 20 quarts of the mixture, what is the percentage of red paint in the new mixture?
Tuesday, February 10, 2015 at 7:32pm

math
I already know the answer... it's 14. However, I do not know how to get this right answer. Please show me step by step. I have a test tomorrow and there will be a question somewhat like this one on it. Thank you so much!! 1. A physical education class has three times as ...
Tuesday, February 10, 2015 at 7:25pm

math
I'm in grade 5 and I need help on an area and perimeter question. The area of a rectangle is 300mm and the length of it is 15 mm. I need to find out the width of this rectangle.
Tuesday, February 10, 2015 at 7:19pm

math
I'm in grade 5 and I have a area and perimeter question. The area is 300mm2 and the width is 15mm, I need to know what the length is. Thanks for your time.:-)
Tuesday, February 10, 2015 at 7:05pm

Math
Packaging Tangerines The produce manager at the grocery store had 410 tangerines. He put some of them into 15 cartons containing 12 tangerines each. He then put the rest into 14 cartons, each containing the same number of tangerines. How many tangerines were in each of the 14 ...
Tuesday, February 10, 2015 at 6:53pm

Math
Packaging Tangerines The produce manager at the grocery store had 410 tangerines. He put some of them into 15 cartons containing 12 tangerines each. He then put the rest into 14 cartons, each containing the same number of tangerines. How many tangerines were in each of the 14 ...
Tuesday, February 10, 2015 at 6:15pm

chemistry
i want to neutralize a 10 ml 3 molar sulfuric acid using calcium carbonate but don't know how to do the math the explanation confused me. (also i have to use sig fig and uncertainty)
Tuesday, February 10, 2015 at 6:15pm

Math
A gallon of gasoline is more than ___ liters but a little less than ___ liters. I think the answers are 4 and 5. Am I correct?
Tuesday, February 10, 2015 at 6:12pm

math
what is 2 5/8 - 3 6/8
Tuesday, February 10, 2015 at 6:05pm

Math
Calculate the slant height for the given fine. Round to the nearest tenth. Diameter=8cm Height=9cm A. 10.2 cm B, 11.4 cm C. 9.8 cm D. 12.0 cm I can't figure out how to do it. If someone can help me figure out how to do it step by step I would really appreciate it. Thank you
Tuesday, February 10, 2015 at 6:04pm

Math
A jet pilot is making a 1000 mile trip in her military Tomcat. She flies 800 mph for one hour and decides she wants to finish the trip so that she would have flown at an average of 1000 mph. How fast should she go to finish the trip and meet her goal?(Hint: Think carefully ...
Tuesday, February 10, 2015 at 5:49pm

Math
If a field has perimeter P, what shape maximizes the area? Justify your reasoning.
Tuesday, February 10, 2015 at 5:45pm

math - exponent laws
evaluate -(11/17^-10/(9/5)^(1/10) answer from Reiny: (-11/-17)^-10 = 1/(11/17)^10 = 77.725... (I stored that in A on my calculator) (9/5)^(1/10) = 1.0605.. so -(11/17^-10/(9/5)^(1/10) = -77.725... /1.0605... = -73.28837824 --- do we need to reciprocal -(11/17) to -(17/11) ?
Tuesday, February 10, 2015 at 5:36pm

Math
6.5 c=. Fl oz
Tuesday, February 10, 2015 at 5:22pm

math
What is your debt ratio? If you budget $375 to payoff your credit card debt and you payoff the highest interest card first while maintaining the interest accrued on the other card, how many months does it take you to pay it off and how much is the payment each time excluding ...
Tuesday, February 10, 2015 at 4:31pm

math
Your parents are buying a house for $187,500. They have a good credit rating, are making a 20% down payment, and expect to pay $1,575/month. The interest rate for the mortgage is 4.65%. What must their realized income be before each month and how much interest is paid at the ...
Tuesday, February 10, 2015 at 4:30pm

Math
A flat picture fram includes a glass retangle that is 8 inches by 10 inches. The whole fram is 12 inches by 14 inches. Whst is the area of the frame minus that glass?
Tuesday, February 10, 2015 at 4:22pm

Math
Write an algebraic expression equivalent to 5 less than c
Tuesday, February 10, 2015 at 4:11pm

math
I need to solve this problem , bought 6 ribbons each ribbon is 1/4 yard long how many yards of ribbons do i need to buy?
Tuesday, February 10, 2015 at 4:10pm

Math
A bag contains 120 marbles, some red and some blue. If there are 80 blue marbles, what is the ratio of red to blue marbles?
Tuesday, February 10, 2015 at 4:01pm

math
Sally is buying 6 identical shirts. The original price for one shirt is 39.99. The store is having a "buy one get one half off" sale and Sally has a coupon for an additional 25% off. The sales tax rate is 4 3/8. What is the total cost for the items Sally purchased. ...
Tuesday, February 10, 2015 at 3:52pm

math
Factor. 2 u - 14u + 49
Tuesday, February 10, 2015 at 3:44pm

Math
A rectangular prism has a volume of 280cm cubed. If the scale factor of a second rectangular prism is 2.5, what is the volume of the second rectangular prism?
Tuesday, February 10, 2015 at 3:33pm

Math
Explain why the product of any two consecutive natural numbers is even. Prove your conjecture.
Tuesday, February 10, 2015 at 3:09pm

math
Velocity V ms, of a moving body at time t seconds is given by V = 5t^2 -12t + 7
Tuesday, February 10, 2015 at 2:56pm

Math
Place grouping symbols in the expression so that it has a value of 22. 3 • 4 – 2 + 5 + 7 3 • [4 – (2 + 5) + 7] (3 • 4) – [2 + (5 + 7)] [(3 • 4) – 2] + (5 + 7) 3 • (4 – 2) + (5 + 7)
Tuesday, February 10, 2015 at 2:52pm

math
Given that OA = 3i – 2j + k and OB = 4i + j – 3k. Find the distance between point A and B to 2 decimal places.
Tuesday, February 10, 2015 at 2:29pm

Math
Find all pairs of integers such that when they are added they equal 100, and when they are multiplied they are at least 2000.
Tuesday, February 10, 2015 at 2:17pm

math
what is the weight in kg and height in cm for a patient who weighs 130 ponds and is 5ft 7 inches tall?
Tuesday, February 10, 2015 at 2:11pm

Math
For an art exhibit, Craig has to choose 3 ceramic mugs out of the 7 that he made over the summer. In how many ways can he arrange these 3 mugs in a row? I'm not looking for the answer, but only an explanation for why this is a permutation problem and not a combination one.
Tuesday, February 10, 2015 at 2:10pm

Math
The table shows the actual retail market share of passenger cards from Ford Motor Company as a percentage of the U.S. market. Year Market Share 1975 23.6% 1980 17.2% 1985 18.8% 1990 20.0% 1995 20.7% A mathematical model for this date is given by f(x) = 0.04x^2 - 0.8x + 22 ...
Tuesday, February 10, 2015 at 2:08pm

math
A particle moves on a straight line. The velocity after t seconds is given by V= 3t^2 – 6t – 8. The distance of the particle from the origin after one second is 1o meters. Calculate the distance of the particle from the origin after 2 seconds.
Tuesday, February 10, 2015 at 1:55pm

math
a class mate belives a triangle can have both a right angle and a obtuse angle. which of the following statements would you use to convince him he is incorrect?
Tuesday, February 10, 2015 at 1:49pm

Math
Pick what age you would like to be (may be your actual age if you like). Add 10. Multiply the result by 4. Add 200. Divide by 4. Subtract your original number. The final result is 60. Explain how I knew that.
Tuesday, February 10, 2015 at 1:45pm

Math
What does it mean by fine a binomial expression for n in general terms of a?
Tuesday, February 10, 2015 at 1:07pm

math
Find the value of θ between 0° and 360° satisfying the equation 5 sin θ = 4
Tuesday, February 10, 2015 at 12:42pm

Math
Insert the +,-,x,/ or parentheses between the numbers to find the total. How mant way? 1_2_3_4_5_6_7_8_9 = 60 Thanks
Tuesday, February 10, 2015 at 12:01pm

Math
On a Christmas package, Audrey needs to use only 40-cent stamps and 16-cent stamps. If she uses twice as many 40-cent stamps as 16-cent stamps, how many of each type of stamp must she use to mail a package costing $5.76 in postage? How can i set this up? I need help please.
Tuesday, February 10, 2015 at 11:34am

Math
Lita typed 2 times as fast as kala. The ratio of the number of words kala typed to the number of words rose typed was 4:1. If rose typed 48 words, how many words did lita type?
Tuesday, February 10, 2015 at 11:30am

Math
Kieran's savings is 9/2 of Simeon's savings. Simon saves 28 less than Kieran. How much do both of them save together.
Tuesday, February 10, 2015 at 11:22am

Math
Kieran's savings is 9/2 of Simeon's savings. Simon saves 28 less than Kieran. How am Uh do both of them save together.
Tuesday, February 10, 2015 at 11:21am

math
Use the figure to answer the following questions. figure for questions 1–3 1. Name a pair of complementary angles. (1 point) angle sign1 and angle sign4 angle sign1 and angle sign2 angle sign3 and angle sign4 angle sign1 and angle sign6 2. If mangle sign1 = 37°, what ...
Tuesday, February 10, 2015 at 10:19am

math
If You Have 6,7.2,4.8,10,and 6 on A triangular prism What is the length width and the height
Tuesday, February 10, 2015 at 10:15am

math
the 1st branch produced 1 orange. the 2nd branch produced 2 oranges, the 3rd branch produced 4 oranges, the 4th branch produced 8 oranges and the 5th branch produced 16 oranges. how many oranges will the 10th branch produce?
Tuesday, February 10, 2015 at 9:39am

math
Nicole is making a bowl of chex mix to serve to her guests .She has already put 45 cups of nuts,410 cups of raisins and 112 cups of chocolate chips in the bowl.If she wants to make 4 cups total ,how much chex cereal will she need to add?
Tuesday, February 10, 2015 at 9:25am

math
A model rocket is launched straight upward. Its altitude y as a function of time is given by y = btct2 , where b = 82 m/s, c = 4.9 m/s2 is the time in seconds, and y is in meters. (a) Use differentiation to find a general expression for the rockets velocity as a function of ...
Tuesday, February 10, 2015 at 8:09am

Math
From post C, An airplane and a helicopter travel to different islands.The plane travels.415 km N 60degrees45minutes E to island A. and the helicopter travels to island B at S 19degrees5minutes E for 120 km. what is the distance between tthe two island
Tuesday, February 10, 2015 at 7:55am

Math
a car travels N28 degrees 20 minutes for 86 km and then N61 degrees 40 minutes W for 124 km what is its distance and bearing from the starting point
Tuesday, February 10, 2015 at 7:54am

math
Tell whether the value of the expression is less than the base of the expression: a) 2^3 b)(5/6)^3 c) 3^1 d)(5/2)^3 e) 1^3 ...b)equals 125/216. So is the correct answer YES it is less than the base? ...d)equals 125/8. Is the correct answer NO it is not less than the base?
Tuesday, February 10, 2015 at 5:13am

math
Show how to write and evaluate an expression to represent and solve this problem: Jeff and his friend each text four classmates about a concert. Each classmate then texts four students from another school about the concert. If no one receives the message more than once, how ...
Tuesday, February 10, 2015 at 4:48am

Math
Joe wants to carpet a 12 foot by 18 foot rectangular living room and a square bedroom. One side length of the square bedroom is 12 feet. Carpet costs $3.50 per square foot. What percent of the total amount Joe will pay will be spent on carpeting the bedroom? Show your work ...
Tuesday, February 10, 2015 at 4:39am

math
Tell whether the value of the expression is less than the base of the expression: a) 2^3 b)(5/6)^3 c) 3^1 d)(5/2)^3 e) 1^3 THANK YOU!
Tuesday, February 10, 2015 at 4:35am

math
FOUR STEPS: Amy and three friends launch a new website. Each of the four friends e-mails the web address to three new friends. These new friends forward the web address to three more friends. If no one receives the e-mails more than once, how many people will receive the web ...
Tuesday, February 10, 2015 at 4:00am

Math
On the moon the acceleration due to gravity is 5 ft/sec2. An astronaut jumps into the air with an initial upward velocity of 8 ft/sec. How high does she/he go? How long is the astronaut off the ground?
Tuesday, February 10, 2015 at 3:39am

Math
If x and y are positive integers such that x^2+y^2=13 and x>y, what is the value of x-y?
Tuesday, February 10, 2015 at 1:58am

Math
t=2x-y+5 t=y-2z+10 t=2z-2x+6 Based on the system of equations above, what is the value of t?
Tuesday, February 10, 2015 at 1:30am

math
the fifth grade students are planning a field trip to the Bay aquarium. there are 120 students,4 teachers and 8 parents. the aquarium charges $2 per student no charge for teachers or parents. it costs $50 an hour to charter a bus a bus will hold 56 people, two in a seat, and ...
Tuesday, February 10, 2015 at 12:35am

math
The angle which the tangent to the curve at the point (2, 5) makes with the horizontal
Tuesday, February 10, 2015 at 12:21am

math
a total of $5000 is invested at 2%, 3%, and 4%. the amount invested at 4% is equal to 2% and 3% combined together. the total interest gained for 1 year is $145. find the amount invested at each rate.
Tuesday, February 10, 2015 at 12:04am

Math
a circle is divided into 9 equal parts. What is the angle measure of two of those parts
Monday, February 9, 2015 at 11:54pm

Math
Familling new carpet and wants to know how much carpert they need , but they olso know that carpet is sold by the square yard. 23feetx9feetx6feet x 3feetx10 feetx19feet
Monday, February 9, 2015 at 11:37pm

MATH - exponent laws
how do you evaluated this? (-)sign ↓ _ __________( -11/-17)^-10 line is divide (9/5)^1/10
Monday, February 9, 2015 at 11:02pm

Math
To make granola, mix together 3/8 of a cup of cereal with 1/6 of a cup of honey. How many cups of granola will the recipe make?
Monday, February 9, 2015 at 10:52pm

math
If You Have 6,7.2,4.8,10,and 6 on A triangular prism What is the length width and the height
Monday, February 9, 2015 at 10:41pm

math
Yuri has a rope 12 meters long. He cuts into pieces that are 2 meters long. What fraction of the rope is one piece?
Monday, February 9, 2015 at 10:24pm

Math
A circle is divided into 18 equal parts.How many degrees is the angle for each part? How many degrees is the angle for 5 parts into ?
Monday, February 9, 2015 at 10:23pm

math
Unroll has 6 yards of ribbon. She needs 1/5 to make 1bow. How many bows can she make? Explain how to write the equation an by using representation
Monday, February 9, 2015 at 10:14pm

Math
Suppose you find the ratio of the lengths of adjacent sides in a parallelogram. This ratio is equivalent to the ratio of the adjacent sides in another parallelogram. Are the figures similar? Explain.
Monday, February 9, 2015 at 10:05pm

Math
Makala made 32 of 60 free throws. What is the experimental probability that Makala will not make the next free throw she attempts. Would it be 8 out of 15 and do u divide
Monday, February 9, 2015 at 10:05pm

Math 110
Find intervals of increase/decrease and classify all critical points of (a)g(x)=cos(􏰀x/(​;x2 +9)) (b) f(x)=x5/3 −x2/3
Monday, February 9, 2015 at 9:49pm

Math
Let f(x) = 2x + 1 − sin(x), how many roots does f(x) have in the interval [−π, π]? Use the next steps to prove that it has only one root. a) Use the Intermediate Value Theorem to show that f(x) has at least one root. (b) Explain why f(x) is increasing on ...
Monday, February 9, 2015 at 9:47pm

math
the grade of 8 students on a 10-point test were 1,3,5,5,7,8,9,10 comute the mean of these scores
Monday, February 9, 2015 at 9:32pm

Math
The distance from the pole in the center of the tetherball circle to the painted circle is about 6 feet. What was the approximate radius of the tetherball circle?
Monday, February 9, 2015 at 9:25pm

math (statistics)
The following table shows the percentage of individuals in each age group who use an online tax program to prepare their federal income tax return. AGE ONLINE TAX PROGRAM (%) 18-34 16 35-44 12 45-54 10 55-64 8 65+ 2 Suppose a follow-up study consisting of personal interviews ...
Monday, February 9, 2015 at 9:17pm

math
The curve y= ax^3 -3x^2 -2x + 1 has the gradient 7 when x = 1. Find the value of a.
Monday, February 9, 2015 at 9:09pm

math
Kim has $4.75 in nickels and dimes. If she has twice as many dimes as nickels, how many of each coin does she have?
Monday, February 9, 2015 at 9:04pm

Math
A stone was dropped off a cliff and hit the ground with a speed of 120 ft/s. Using the fact that acceleration due to gravity is −32ft/s2, what is the height (in feet) of the cliff?
Monday, February 9, 2015 at 8:27pm

Math
Adam wants to compare the fractions 2/5, 1/6 and 1/3. He wants to order them from least to greatest and rewrite them so they all have th same denominator. Explain how Adam can rewrite the fractions.
Monday, February 9, 2015 at 8:05pm

math
how many total blocks would be needed to build the model for the given base plan [2] [1] [3] [1] [2] [2]
Monday, February 9, 2015 at 8:02pm

Math
After a busy day of orders, a florist has 6 roses, 7 lilies, 3 carnations, 35 chrysanthemums, 27 sunflowers, 18 violets, and 9 tulips left in her inventory. Part A: Write a ratio that compares the number of roses to the number of violets. Part B: Describe what three other ...
Monday, February 9, 2015 at 7:53pm

math
Nicole is making a bowl of chex mix to serve her guests.She has already put 45 cups of nuts.410 cups of raisins and 112 cups of chocolate chips in the bowl,If she wants to make four cups total, how much chex cereal will she need to add?
Monday, February 9, 2015 at 7:46pm

math
srry. the question was I have a rectangular garden and I only have 24 meters of fence to go around it. so what is the largest area I can make the rectangular garden. thanks for your time and sorry for bothering! I just need help to figure this out.
Monday, February 9, 2015 at 7:33pm

math
suppose im trying to build a rectangular garden but I only have 24 meters of fence to use. so what is the largest area I can make my rectangular garden? please help I don't get it! I have to use the USE format and I don't get the question can you just explain please?
Monday, February 9, 2015 at 7:20pm

Math
Q. Lincoln valley elementary held its annul skating party and 3 fourths of the 400 students came. Of the students who came,1 fifths brought skates from home. How many students rented skates? A. Do I mulpite 400 by 3 fourths than get the answer than mulpite 1 fifths by the ...
Monday, February 9, 2015 at 6:48pm

math
if a driver is at an acute angle and wants to be completely straight as she enters the pool. what will be the measure of the angle her body will form then?
Monday, February 9, 2015 at 5:33pm

math
Integrated Math 1. The Overland Trail: Traveling at a constant Rate. Who will make it? Need help graphing 3 sets of data on one graph?
Monday, February 9, 2015 at 5:08pm

Math
A bowl contained 68.1 grams of salt. Then, Latoya poured in another 28.49 grams. How much salt does the bowl contain now
Monday, February 9, 2015 at 5:03pm

math
A box in the shape of a rectangular prism has a dimension of 30 meters x 27 meters x 28 meters. What is the surface area of the box?
Monday, February 9, 2015 at 4:44pm

Pages: <<Prev | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | Next>>

Post a New Question | Current Questions

Members