Friday
February 24, 2017

Homework Help: Math

Branches of Math

Recent Math Questions

math
you want to use a square section of your yard for a garden. You have at most 52 feet of fencing to surround the garden. write and solve an inequality to represent the possible lengths of each side of the garden. Math - Dylan, Tuesday, March
Wednesday, February 22, 2017 by Sweg Man Jones

math
Jude's kayak is 10 feet and 2 inches long. Alexa's kayak is 29 inches longer. How long is Alexa's kayak?
Wednesday, February 22, 2017 by kill

Math
You have $80 and your brother has $275 dollars. You save $10 of your allowance each week. Your brother spends his allowance plus $15 each week. A. Write an equation to model this. B. How long before you have as much money as your brother? C. How much have you saved when you ...
Wednesday, February 22, 2017 by Anonymous

Grade 7 math
Bob currently has $1,000 in a saving account he saves $25 per month he saves the same amount each month and does not take any money out of the account and how many months will boris have 1,450
Wednesday, February 22, 2017 by Spy girl

Math
The most Gabriel has ever earned delivering newspapers is $43 in one day. Write an inequality showing the amount Gabriel earns delivering newspapers.
Wednesday, February 22, 2017 by Aliana

Math
How many cubes with 1/4-foot side lengths will fit inside 77ft3 if they are packed with no gaps
Wednesday, February 22, 2017 by Cindy

Math
Hello everyone. I have a math problem that I need a bit of help with please. Ava wants to ride the Rip Ride Rocket roller coaster at Universal Studios. She knows that she has to be at least 40 inches tall. If h represents the height of the children that CANNOT ride the coaster...
Wednesday, February 22, 2017 by Patrick

math
Name the angle that is supplementary to <COD a.<COA B.<BOC C.<COB D.<BOA
Wednesday, February 22, 2017 by help me please

Math
How many cubes with 1/4-inch side lengths will fit in a 87 1/2 if they are packed with no gaps?
Wednesday, February 22, 2017 by Cindy

math
name the angle that is supplementary to <COB
Wednesday, February 22, 2017 by help me please

math
the sex of
Wednesday, February 22, 2017 by carry on

math
find the measures of the complement and the supplement of an angle with measure 50 degrees
Wednesday, February 22, 2017 by help me please

math
3. The measure of angle A is 73 classify the angle as acute right obtuse or straight (1 point)
Wednesday, February 22, 2017 by help me please

math
if one sixth of a number is added to one eighth of the same number, the result is 35. find the number?
Wednesday, February 22, 2017 by Sandra

math help asap
For the data in the table does y vary directly with x? if it does write an equation for the dorect variation. x;y 10,15 16,24 20,30 a:yes; y=1.5x b:yes;y=2x c:yes;y=x+5 d: y does not vary directly with x if you are from connections and know any other answers/know to help with ...
Wednesday, February 22, 2017 by anon

math
Make a conjecture and give a general term for this pattern
Wednesday, February 22, 2017 by Bliezo

Math. Fair race project help!
Animal one: coyote Max speed: 43 mph Anime two: elk Man speed: 45 mph Rough draft: d= distance in miles T= time in hours. Coyote: d=43t Elk: d= 45t Final draft: Animal ones fair race equation:? Animal two fair race equation:? Please help!
Wednesday, February 22, 2017 by Thanks

Math
a net for each three dimensional figure would always have six congruent rectangular regions A. triangular prism b. rectangular pyramid c. hexagonal pyramid d. hexagonal prism
Wednesday, February 22, 2017 by Please Help Me

Math
Find two numbers a and b whose sum a+b is -1 and whose difference a−b is 5. I do not understand the question
Wednesday, February 22, 2017 by Nathan

Math word problem
The admission fee at an amusement park is $ 1.50 for children and $ 4.00 for adults. On a certain day, 258 people entered the park, and the admission fees collected totaled $712 . How many children and how many adults were admitted? I tried doing it this way; x = amount of ...
Wednesday, February 22, 2017 by Nathalie

math
3.A rectangular prism has a width of 92ft and a volume of 240ft.Find the volume of a similar prism with a width of 23ft.Round to the nearest tenth, if necessary. 4.A pyramid a height of 5in. and a surface area of 90in^2.Find the surface area of a similar pyramid with a height ...
Wednesday, February 22, 2017 by anndreana

Math
The product of (4z2 + 7z – 8) and (–z + 3) is –4z3 + xz2 + yz – 24. What is the value of x? What is the value of y?
Wednesday, February 22, 2017 by anonymous

Math
Lilla read 1/5 of her book last week. This week she read 3 times as much as she read last week. Write an expression to show how much of her book she has left to read. Then simplify the expression.
Wednesday, February 22, 2017 by Caden

Math
Pawan is twice as old as ruby . 3years ago he was 3 times as old as ruby .how old is pawan now
Wednesday, February 22, 2017 by Sushma more

Math
Just need help to start this problem. Given f(x)=x^3+3x+1 is one to one. Without actually determining the inverse function f^-1, compute the following (show and discuss your work. f^-1(-3)
Wednesday, February 22, 2017 by Mekhia

math
a man bought 360 eggs at rs 12 per dozen. 60 eggs were broken and 30 were rotten. find his profit and loss percent . if he sells the rest of the eggs at rs 15 per dozen.
Wednesday, February 22, 2017 by abc

Math
Country A has a population of 102.4 million people and total land area of about 150.7 thousand square miles. What is the population density (the # of people per square mile?
Wednesday, February 22, 2017 by Josh

Math
Construct an isosceles triangle PQR in which PQ = PR, base QR = 5.6 centimetres, angle PQR = 75 degrees using a ruler and a pair of compasses. Draw its lines/line of symmetry.
Wednesday, February 22, 2017 by Harry

math
Of the following fractions: 9/19, 5/11, 7/15, and 11/23, which is the largest?
Tuesday, February 21, 2017 by Anonymous

Math
What is compatible numbers and how do you find compatible numbers?
Tuesday, February 21, 2017 by Awesome troller

Math
Which quadrilaterals appear to have 4 sides of equal length
Tuesday, February 21, 2017 by Nykerria Jones 2-21-17

Math
10 animals 36 legs How many have 2 How many have 4 10X2 =20 36-20 = 16 Is that right?
Tuesday, February 21, 2017 by Key

Math
A sixth number will be added to the list. What must it be in order for the mean to be 12? (Use algebraic equation to help)
Tuesday, February 21, 2017 by Leah

Math
Danielle spend 2/5 of her paycheck on bills. Her water bill was 1/6 of what she spent on bills. What part of her paycheck went to her water bill? Is this right? 1/6 x 2/5 = 2/30 = 1/15? Thanks.
Tuesday, February 21, 2017 by Lindsey

Math
If Emmy bought a rectangular peice of land that was 3 miles long anda 2 miles wide, Fifty percent of they land was farmed. How many square miled COULD be farmed
Tuesday, February 21, 2017 by Bri

Math
Good evening. I posted a math question earlier that I never received any help on because someone posted something inappropriate. My new math problem is as follows: The area of a rectangular piece of a land is 3/16 square miles. If the width of the piece of land is 1/6 mile ...
Tuesday, February 21, 2017 by Donald

Math
A bicycle that usually sells for $230 is on sale for 15% off. Find the sale price. Is this correct 230/25=9.2 230-9.2=220.8
Tuesday, February 21, 2017 by Anonymous

Math
An artist transferred a rectangular design 13cm long and 6cm wide to a similar canvas 260cm long and 120cm wide.what is the scale factor
Tuesday, February 21, 2017 by Arthur

Math
The ordered pairs represent a function (0,-1). (1,0), (2,3), (3,6), and (4,15) a. graph the ordered pairs and describe the pattern. Is the function linear or nonlinear? I said nonlinear. b. Write an equation that represents the function. I don't know what the slope would be, ...
Tuesday, February 21, 2017 by Hodness

Math, data management
How many different ten digit telephone numbers contain four 2's, three 3s, and three 7s? I tried sorting the numbers out in order 2 2 2 2 | 3 3 3 | 7 7 7 10!/2!3!7! But I couldn't find the correct solution as the answer was 4200
Tuesday, February 21, 2017 by Deval

Math
36 is .9% of what number?
Tuesday, February 21, 2017 by Madi

Math
Adam cuts the cake into equal-sized pieces. Each piece has a length of 5 centimeters, a width of 5 centimeters, and a height of 3 centimeters. How many pieces of cake does Adam have? I stated 75, I used the volume equation l x w x h.
Tuesday, February 21, 2017 by Anne

Math
I am a multiple of 9 if you divide me by 8 there is 7 remaining
Tuesday, February 21, 2017 by Bo

math
If 8/14=4/d, what is the value of d?
Tuesday, February 21, 2017 by Unknown

math
Is the given value a solution of the inequality? x-5<5,x=15
Tuesday, February 21, 2017 by emma

Math
A toy store has found that 30% of its customers spend more than $40 each visit. What is the probability that the next two customers will each spend more than $40?
Tuesday, February 21, 2017 by Sarah

Math/velocity
At time t seconds, the center of a bobbing cork is y=4sint centimeters above (or below) water level. What is the velocity of the cork at t = 0, π/2, π
Tuesday, February 21, 2017 by Anonymous

math
1.What is the diameter of a sphere that has a volume of 3052.08 m^3? My answer is: 9m 2.What is the radius of a sphere that has a volume of 2304π m^3? My answer is:12m ~If i get it wrong please explain it to me how to get it, i know the formula and how to solve it with points...
Tuesday, February 21, 2017 by Jakis

Math derivatives
Let f(2)=3, g(2)=4, f'(2)=5, g'(2)=6, f'(3)=7, g'(3)=8, etc. find (f∘g)′(2)
Tuesday, February 21, 2017 by Anonymous

Math - Calculus
Directions (or bearings) on Earth are measured in degrees, running from zero to 360 degrees, clockwise, starting with 0 degrees being due North. So due East for example, is 90 degrees, due South 180 degrees, and Northwest is 315 degrees. You are swinging a rock clockwise (...
Tuesday, February 21, 2017 by Jamie

math
The upward velocity, v, of the water in a fountain is 28 more than the product of -32 and t, where t is the number of seconds after the water leaves the fountain. As the water moves upward, its velocity decreases until it reaches the top where the velocity is zero. A. Write an...
Tuesday, February 21, 2017 by .I.

Math
A line segment has one endpoint of (-3,2) and an undefined slope. Find the coordinates of another possible endpoint.
Tuesday, February 21, 2017 by Anonymous

Math
The upward velocity, v, of the water in a fountain is 28 more than the product of -32 and t, where t is the number of seconds after the water leaves the fountain. As the water moves upward, its velocity decreases until it reaches the top where the velocity is zero
Tuesday, February 21, 2017 by .I.

Math
May has $10.she gets $45 from her mom.How many dollars does she have?How many more dollers does she need to make $100?
Tuesday, February 21, 2017 by Liora

Algebra/Math/Offical
a ib is 25% of
Tuesday, February 21, 2017 by GeniusTigeress

Math
Ricardo has a $50.00 gift card for an electronics Store. He also has a coupon good for $10 off his Purchase. Let a represent the amount of merchandise Ricardo can buy from the store using his gift card and coupon. Graph the solution set for a on the number line. Would my ...
Tuesday, February 21, 2017 by Donald

Math
A line segment has one endpoint of A (2, -1) and a slope of 3/4. Find the coordinates of another possible endpoint B.
Tuesday, February 21, 2017 by Anonymous

Math
The letters in the words ALGEBRA, GEOMETRY, and CALCULUS are represented by the sets V= {A, L, G, E, B, R}, W= {G, E, O, M, E, T, R, Y}, and X={C, A, L, U, S}, respectively. I don't understand this can someone help?
Tuesday, February 21, 2017 by EmberShy

math
s= 1800-140X where the x is the ticket price. expenses are $750. Write an equation for the income as a function of ticket price same numbers what would the profit be? Thanks
Tuesday, February 21, 2017 by dob

math
allison is making a 16 inch necklace. the first 41/4 inches are filled with red beads and 8 3/8 inches are filled with blue beads. how many inches are filled with beads?
Tuesday, February 21, 2017 by nora

Algebra/Math/Offical
b min is 200% of
Tuesday, February 21, 2017 by GeniusTigeress

Math
use the remainder theorem to find the remainder when P(x) = x^4-9x^3-5x^2-3x+4 is divided by x + 3 please help me start this problem I have no idea
Tuesday, February 21, 2017 by Tyler

math
a rectangle is three times ad long as its breadth. if the perimeter of rectangle is 40m, find its length and breadth
Tuesday, February 21, 2017 by Mohammed

Math
Lisa is running around the circular track x^2+y^2=10000, whose radius is 100 meters, at 4 meters per second. She starts at point (100,0) and runs in the counterclockwise direction. After 30 minutes of running, what are her coordinates?
Tuesday, February 21, 2017 by Nick

Math
A cellular phone company offers two types of monthly plans. Plan A: 10 cents per minute Plan B: a monthly fee of $10 plus 7.5 cents/minute Define the appropriate variables and write an equation relating the cost and the numbers of minutes for each plan.
Tuesday, February 21, 2017 by Annabelle

math
what is the correct classification for the triangle shown below
Tuesday, February 21, 2017 by hashk

Math
A recipe that makes eight servings calls for 2 cups of milk how many cups of milk will be needed for 36 servings
Tuesday, February 21, 2017 by Anonymous

Math
A water tank is being filled with water. The volume of water in the water tank varies with time. The tank contains 200 liters of water after 2 minutes. Define appropriate variables, and write an equation relating the volume of water and time. What does the constant variation ...
Tuesday, February 21, 2017 by Annabelle

math
In the 1870's, on a farm along the Ohio River, a girl was presented with three gifts: a rooster, a goose, and a duck. The duck had cost 20 cents. The rooster and the goose together cost twice as much as the duck. The goose and the duck together cost three times as much as the ...
Tuesday, February 21, 2017 by kim

math
A rock is thrown upward with a velocity of 25 meters per second from the top of a 50 meter high cliff, and it misses the cliff on the way back down. When will the rock be 7 meters from the water, below?
Tuesday, February 21, 2017 by kyran

Math
A peice of ribbon 63cm long to be cut into two peices in ratio 2:5.find the length of each peice ?
Tuesday, February 21, 2017 by shashi

Math
How many 2 cm cubes can i cut at six 9 cm cubes?
Tuesday, February 21, 2017 by Peachie

math
A woman deposited Tsh 480000 in CRBD which charges an interest of 15% per annum.How much did she get after six months?# anyone to help me plz#
Tuesday, February 21, 2017 by kelvin

Math
2 3/5+1 7/10)-4/5?
Tuesday, February 21, 2017 by Sameena

math
The Toro Ski club is planning a ski trip for the upcoming long weekend. They have 40 skiers signed up to go, and the ski resort is charging $120 per person. The resort manager offers to lower the rate per person by $2 for each additional skier up to a maximum number m. (So if ...
Tuesday, February 21, 2017 by Sam

math
If a hen and a half can lay an egg and a half in a day and a half, then how much time is needed for three hens to lay three eggs?
Tuesday, February 21, 2017 by Sam

Math
A wire is stretched from the top of a two feet tall anchor to the top of a 45 foot tall antena. If the wire is straight and has a slope of 3/5, then what is the length of the wire in feet?
Monday, February 20, 2017 by Anonymous

Math 115
While solar energy powered home systems are quite expensive to install, adding some passive energy features to conventional construction can make a substantial reduction in heating and cooling costs. Passive solar requires no machinery and uses the building itself to collect, ...
Monday, February 20, 2017 by Stacy

math
From the top of the control tower 250 m tall, an airplane is sighted on the ground below. If the airplane is 170 m from the base of the tower, find the angle of depression of the airplane from the top of the control tower.
Monday, February 20, 2017 by Daniela

math
A pentagon has a perimeter of 60 inches, a side measures 12 inches. what is the sum of the measures of the interior angles.
Monday, February 20, 2017 by a parent

Math
According to legend, manhattan islansd was purchased in 1626 for 24 dollars. If the 24 dollars have been invested instead at a rate of 6% interest per year, what would its value be in 2011?
Monday, February 20, 2017 by Chantal

math
an equilateral triangle has three equal sides , which equation could be used to find the measure,M,of one angle A.180+3=M ---- B.3 x 180 C. 180-3=180 D. 180 divided by 3=M if you know all the answer GREAT!!!
Monday, February 20, 2017 by harlee

Math
While solar energy powered home systems are quite expensive to install, adding some passive energy features to conventional construction can make a substantial reduction in heating and cooling costs. Passive solar requires no machinery and uses the building itself to collect, ...
Monday, February 20, 2017 by Karola

Math
Peanuts, walnuts, and cashews are mixed by volume in the ratio 5:3:2, to make a party snack. The number of cups of walnuts needed to make 12 cups of party mix are between: a) 1 and 2 b) 2 and 3 c) 3 and 4 d) 4 and 5 Math - Ms. Sue, Monday, February 20, 2017 at 5:23pm What is ...
Monday, February 20, 2017 by Terrence

math
20 men dig a trench in 12 days,how many men would be needed to do it in 10 days
Monday, February 20, 2017 by Anonymous

math
Write the inequality that represents the solution set for −15/9 y <11/13 .
Monday, February 20, 2017 by z

Quantitative Reasoning (MATH)
If the national economy shrank at an annual rate of 11​% per year for three consecutive​ years, then the economy shrank by 33​% over the three​-year period.
Monday, February 20, 2017 by theresa

math
So far this year Nick has scored a 75, 81, 88 and 92 on four of his math tests. Each test is worth a maximum of 100 points. To earn a B this year, Nick needs a test average of 80 or better. Write the inequality that represents this scenario. Let t equal Nick's grade on the ...
Monday, February 20, 2017 by z

math
1.Nancy is 3 times as old as Cathy. In seven years, she will be ten years older than Cathy. What are their present age?
Monday, February 20, 2017 by leslie

math
There are 3 red balls and 7 blue balls in Bowl A, and 8 red balls and 2 blue balls in Bowl B. Mandy rolls a die and if a prime number is up, Bowl A is selected; otherwise Bowl B is selected. Then Katie draws a ball randomly from the selected bowl. Find the probability of Bowl ...
Monday, February 20, 2017 by Andrew

Math
Monica wants to know what she needs to get on the exam to get a certain grade in her English class. The term Mark is worth 70% of the course and exam is worth 30%. The following is the formula used to calculate her overall Mark. Course Mark = term Mark + exam mark C=T/70 +E/...
Monday, February 20, 2017 by Emma

Math
Kenny will invest $16,000 in an account with an annual interest rate of 5% and the interest is compounded quarterly. How much money will be in the account in 7 years? How will I set this up?
Monday, February 20, 2017 by Hannah

Math
I am more than 25 and less than 28 I am an even number
Monday, February 20, 2017 by Itzi

Math
The fruit plants in my garden do not bear fruit during their first summer. The fruits are picked for the next two years and then the plants become too woody and need to be pulled up. Occasionally some of the die over winter. The last five years I had fruit on the following ...
Monday, February 20, 2017 by Alice

math (precalc)
Find a polynomial with integer coefficients that satisfies the given conditions. R has degree 4 and zeros 3 − 4i and 5, with 5 a zero of multiplicity 2.
Monday, February 20, 2017 by Kyle

math 1
4x+y=8 2x-3y=1
Monday, February 20, 2017 by Rocky

math 1
4x+y=2 -2x-3y=1
Monday, February 20, 2017 by Rocky

Math
Peanuts, walnuts, and cashews are mixed by volume in the ratio 5:3:2, to make a party snack. The number of cups of walnuts needed to make 12 cups of party mix are between: a) 1 and 2 b) 2 and 3 c) 3 and 4 d) 4 and 5
Monday, February 20, 2017 by Terrence

Math
If a circular railroad crossing sign has a diameter of 30in what should its areas be?
Monday, February 20, 2017 by A girl

math 1
c-3d=27 4d+10c=120
Monday, February 20, 2017 by Rocky

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