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February 21, 2017

Homework Help: Math

Branches of Math

Recent Math Questions

Math
Conner is 8 years older than Brianna the sum of their ages is 32 how old are Conner and Brianna
Thursday, December 8, 2016 by Kysha

math
The drama club sold $779 worth of tickets to the school play. Student tickets cost $3 apiece and tickets for everyone else cost $5 each. What equation relates the number of student tickets that were sold, s, and the number of other tickets that were sold, t, written in ...
Thursday, December 8, 2016 by larry

Math
8×5+8×1-2×6+6-2 add parentheses to get 22
Thursday, December 8, 2016 by Jamie

Math
If 2 gulps = 5 slurps, and 2 slurps = 7 sips, then 122.5 sips is equal to how many gulps?
Thursday, December 8, 2016 by Lina (PLEASE ANSWER IN THE NEXT 2 HOURS TO TEST IQ

Math
If 2 gulps = 5 slurps, and 2 slurps = 7 sips, then 35 sips is equal to how many gulps?
Thursday, December 8, 2016 by Lina

Math
Find the work done in pumping the water over the rim of a tank that is 40 feet long and has a semicircular end of radius 10 feet if the tank is filled to a depth of 4 feet
Thursday, December 8, 2016 by Anonymous

math
625 feet and decends at a rate of 300 feet per minute. 400 feet and decends at a rate of 150 feet per minute.after how many minutes will the plane be at the same altitude
Thursday, December 8, 2016 by jasai

Math - Calculus
Find the area of the surface of revolution generated by revolving the curve y = 3 sqrt (x), 0 <= x <= 4, about the x-axis. Okay, so I've set up the integral like this: 2pi ∫[0,4] (3 sqrt (x))(sqrt(1+(1/4x)))dx Which is coming out to 108.5, but that's not giving me the ...
Thursday, December 8, 2016 by Anon

Math
Construct a polynomial g(x) with integer coefficents and roots 1, 2/3, and 4i
Thursday, December 8, 2016 by Joey

Math
Jill's fish weighs 8 times as much as her parakeet. Together the pets weigh 63 ounces. How much does the fish weigh?
Thursday, December 8, 2016 by Brandon

Math
Graph the Equation x=-2 What of I do after this step 0x+1y=-2 1x+0y=-2 I am really confused
Thursday, December 8, 2016 by Standard

Math
The grocery store sells kumquats for $4.75 a pound and Asian pears for $2.25 a pound. Write an equation in standard form for the weights of kumquats k and Asian pears p that a customer could buy with $22. 4.75k+2.25p=22***** 4.75=2.25p+22 4.75+2.25=k 4.75p+2.25k=22 Help please
Thursday, December 8, 2016 by Standard

Math
What is the definition for composite
Thursday, December 8, 2016 by Brianna

Math
How many inches represent 1 mile. Help 3/10 in = 7/8 mile
Thursday, December 8, 2016 by Eric

Math (optimization) really confused
A rectangular fenced enclosure of area 225 square feet is divided half into 2 smaller rectangles. What is the minimum total material needed to build such an enclosure?
Thursday, December 8, 2016 by Ray

Math
I have to find the Unit Price of 64 fl oz = $2.00 I have concluded that 2 / 64 is the answer but I think there is an easier way to show it please help
Thursday, December 8, 2016 by Eric

Math
The population of a city increases by 4,00 people each year. In 2025, the population is projected to be 450,000 people. What is an equation that gives the city population p (in thousands of people) x years after 2010? A)p=4x+50 B)p-450=4(x-15) C)p-15=4(x-450) D) p=4x+15...
Thursday, December 8, 2016 by MATH help please

Math <:•
Trenton has to two hats and six T-shirt his hats are blue and red T-shirts are white green black yellow purple and orange how many ways can he wear the hats and shirts together
Thursday, December 8, 2016 by Sydney

MATH
Plan A no initial fee and $75 per month Plan b $50 per Month for the first 12 months and 125 per month for each additional month after that, what is the equation?
Thursday, December 8, 2016 by QUEEN

Math
I need help
Thursday, December 8, 2016 by Jenny

Math ratios
which is equivalent to 4/16 A. 2:4 B. 10:9 C. 10/24 D. 12 to 64
Thursday, December 8, 2016 by Lucy

Math Probability Distribution
A probability distribution has a mean of 57 and a standard deviation of 1.4. Use Chebychev’s inequality to find the value of c that guarantees the probability is at least 96% that an outcome of the experiment lies between 57 - c and 57 - c. (Round the answer to nearest whole...
Thursday, December 8, 2016 by Bobbie

Math
Robert wants to build a square sandbox that has the area or 25 feet.How long will each side be?
Thursday, December 8, 2016 by Dayami

Math
New Hampshire is giving payday lenders the gong as it rings in the new year. A law that takes effect today caps the interest rate on small loans at 36 percent a year, which the industry has said will put it out of business. 1.6. EXERCISES 15 Payday lenders typically charge $20...
Thursday, December 8, 2016 by Jackie

Math (related rates) help?
A 13ft ladder slides down a wall at 2ft/sec when it is 12 ft above the ground. Find the rate at which the angle it makes with the ground changes at this moment?
Thursday, December 8, 2016 by Ray

Math
9. 100^12/100^8 A. 100^12/8*** B. 100^96 C. 100^4 D. 100^20 10. x^11/ X^4 A. x^7 B. X^15 C. X^44 D. x^ 11/4***
Thursday, December 8, 2016 by Embershy

math
The number of employees at a plant continually fluctuates. One month started at 568. Then 102 employees were hired, and the next 57 employees were displaced. If the plant then plans to add 10% more employees, how many will it have?
Thursday, December 8, 2016 by Anonymous

math
Describe the Number of solutions for the equation. -2(x-1)=2x-2 (1 point) A. Infinite solution. B. One solution. C. No solution.
Thursday, December 8, 2016 by mehhhhhh202

Math
9. 100^12/100^8 A. 100^12/8*** B. 100^96 C. 100^4 D. 100^20 10. x^11/ X^4 A. x^7 B. X^15 C. X^44 D. x^ 11/4***
Thursday, December 8, 2016 by Embershy

math
The ratio of buses to cars entering the lot was 2 to 11. If 650 vehicles entered the lot all together, how many were cars?
Thursday, December 8, 2016 by Catrina

math
Randy finished the race in 28 minutes and 11.00 seconds. Julie finished 0.08 seconds faster than randy. Pat finished 0.1 seconds faster than Julie. How long did it take Pat to finish the race?
Thursday, December 8, 2016 by susan

Math
A carnival ferris wheel that has a diameter of 18m, goes 4 seconds every revolution, there are 5 revolutions, also the ferris wheel is 2m above the ground Cosine and Sine equation needed
Thursday, December 8, 2016 by worm

MATH
If vector a + vector b + vector c = 0.and magnitude of a = 3,magitude of b = 5 and magnitude of c = 7.Find the angle between a and b?please anyone to help me i have exam tomorrow
Thursday, December 8, 2016 by kelvin

math
in how many ways does 3 peoples seated in 6 benches ?
Thursday, December 8, 2016 by ayush

math
Problem Page First, rewrite 3/10 and 7/25 so that they have a common denominator.
Thursday, December 8, 2016 by Jabari

Math
A small sailboat traveling at the rate of 21 km/h crossed a sea in 30 minutes.How far across is the sea?
Thursday, December 8, 2016 by Nash

math
Chris puts one tenth of each paycheck into savings. Her current paycheck is $200. She decides to also put into savings, any amount she earns over $200. The expression below represents the percent of her paycheck that Chris saves when she makes x dollars more than her current ...
Thursday, December 8, 2016 by Anonymous

math
a person runs 3 meters per sec for 1 min. how far did they go? would it be 3m/s x 1 = 3? is it correct?
Thursday, December 8, 2016 by ash

Math
Luisa bought 2 1/2 pounds of apples, 3 3/8 pounds of oranges, and 1 1/4 pounds of pears. How many pounds of fruit did she buy in all?
Wednesday, December 7, 2016 by DBZ

Math
Luisa bought 2 1/2 pounds of apples, 3 3/8 pounds of oranges, anf 1 1/4 pounds of pears. How many pounds of fruit did she buy in all?
Wednesday, December 7, 2016 by DBZ

Math
Gugun can type 54 words in a minute. How many words will he type in 5 hours 38 minutes.
Wednesday, December 7, 2016 by Gugun

Math
The grade 5 class sold cheese for a fundraiser. What fraction of the orders did each of the four students take
Wednesday, December 7, 2016 by Fred

Math
What's the common factors of 10ab and 15a
Wednesday, December 7, 2016 by Tasha

Math Help Please!!
Using a scale factor of 1 inch= 5 feet, what are the blueprint dimensions that is 12 x 18 feet? A. 2.2 x 3.3 B. 2.4 x 3.6 C. 2.8 x 4.2 D. 2.9 x 5.0 Thank you!
Wednesday, December 7, 2016 by Izzy

Math
Factorise:x^4+4
Wednesday, December 7, 2016 by Brajesh

math
How do you solve to find the length and width of a rectangle with an area of 84 square feet?
Wednesday, December 7, 2016 by Patience

Math
Perimeter of a rectangle is 44 cm and the length is 7 more than twice the width. Find the length and the width.
Wednesday, December 7, 2016 by Aye Wah

Math
Shelly wants to plant 6 rows of flowers with 7 flowers in each row. What addition equation and what multiplication equation can she write to find how many flowers she needs to plant? Which equation do your find easier to use ? Why ?
Wednesday, December 7, 2016 by Hamsa

Math
One picked 21/2 times as many apples as a second man. A third man picked half as many as the second man. Together they picked a total of 240 apples. How many apples were picked by each man.
Wednesday, December 7, 2016 by Rita

Math
, Two digit whole number between 30 and 80 my tens digit is one more than my ones digit I am a prime number what am I
Wednesday, December 7, 2016 by Paul

Math
1. A car travels at 80 miles per hour. How long does it take the car to travel 20 miles? 4 minutes 2. The captain of a ship raises a sail weighing 30N. If he raised it 22 meters how much work was done? 660 J
Wednesday, December 7, 2016 by Hayden

Math
4 1/3 cans of water must be added to a can of lemonade concentrate to make 64 ounces of lemonade how many cans of water are needed to make 96 ounces of lemonade?
Wednesday, December 7, 2016 by Leslie

Math
How to put these from least to greatest -13,0,-7,7,1 and 25,-2.1,1,-2.2,0
Wednesday, December 7, 2016 by Tonya

Math
Find the the sum of the second multiple of 7 the fifth multiple of 100 and the ninth multiple of 10
Wednesday, December 7, 2016 by Jenny

Math
Dollars Earned = y Dollars Saved = x Equation : y=4x+100 My problem : For each increase of $200 in earnings, what is the increase in savings? PLEASE ANSWER FAST I HAVE 10MINS
Wednesday, December 7, 2016 by Minny

Math
Write an equation for the line that is parallel to the given line and passes through the given point. y=3x+4;(6,8) A. y=3x-10 B. y=3x+6 C. y=-3x+6 D. y=-1/3x-6 Tell whether the lines for each pair of equations are parallel, perpendicular, or neither. y=-3x+7 -2x+6y=3 A. ...
Wednesday, December 7, 2016 by Anonymous

Math
Write an algebric expression to represent the phrase "subtract t from 9."
Wednesday, December 7, 2016 by Marquel

Math
Gina works at a diner. She earns $6 each hour plus tips.In one week,she worked 37 hours a week and earned $43 in tips.How much did she make altogether? Write an equation. Use a variable for the unknown.Solve.
Wednesday, December 7, 2016 by Mikaela

math
Find an equation of the line having the given slope and containing the given point. m equals negative 7​, ​(5 ​,9​)
Wednesday, December 7, 2016 by Jamie

Math
If two pounds of meat will serve 5 people, how many pounds will be needed to serve 13 people?
Wednesday, December 7, 2016 by Sarah

math
The daily electricity bill of a car manufacturing company can be modeled by the function C(x) = 800 – 10x + 0.25x^2, where C is the daily electricity bill, and x is the number of cars made each day. How many cars should the company make to pay the lowest amount for ...
Wednesday, December 7, 2016 by Jalen

Math
What is the constant rate of change
Wednesday, December 7, 2016 by Anonymous

math algebra
At a college, records show that the average persons grade point average, G, is a function of the number of hours he or she studies and does homework per week h. The grade point average can be estimated by the equation : G=0.01h^2 +0.2h+1.2 To obtain a 3.2 GPA how many hours ...
Wednesday, December 7, 2016 by tom

Math
How do you find the constant rate of change?
Wednesday, December 7, 2016 by Sarah

math
The height above water level of a curved arch for a bridge can be modeled by h(x) = -0.009x^2 + 1.08x − 0.4, where x is the distancein feet from the point where the left leg of the arch is planted in the ground. A boat traveling under the arch is 26.5 feet tall. What is the ...
Wednesday, December 7, 2016 by Jalen

math
what is the strategy of 12 were bought by Logan 1/3 was choc.chip 1/3 was sugar 1/3 was peanut butter how many of each kind of cookie did logan buy
Wednesday, December 7, 2016 by Ryan

math
Your office manager used 45 paperclips for handouts at his presentation from the 450 paperclips available in the stock room. What percentage of the original number of paperclips did NOT get used?
Wednesday, December 7, 2016 by Anonymous

math
Alex Hurry Guys what strategy was used
Wednesday, December 7, 2016 by Ryan

math, please help
home work help al's garden is 18 feet long and 30 feet wide , he wants to put fence posts the same distance apart along all sides of the garden , what is the greatest distance apart he can place the fence posts
Wednesday, December 7, 2016 by jordan

MATH
Logan bought 12 cookies 1/3 was choc chip 1/3 was sugar and 1/3 was peanut butter How many of each kind of cookie did Logan buy
Wednesday, December 7, 2016 by Ryan

MATH, please help
So this is a "Challenge" (we don't have to do it but my mum is making me) we haven't learned it, it's only if you want to do anything harder or more difficult. 1.explain why the ratios 6/9 and 8/12 are in proportion
Wednesday, December 7, 2016 by Jenn

Math
A new law requires that 12% of an individual's income be invested in the stock market. Your accounts show that you need to put $420 in the stock market this year. How much did you earn this year. A $5,040 B $350 C $504** D $3,500
Wednesday, December 7, 2016 by Help, in a rush, need to pass.

MATH help ASAP
explain why the ratios 6/9 and 8/12 are in proportion. i don't understand what the question is asking?
Wednesday, December 7, 2016 by Jenn

Math
For 5 and 6 add or subtract 5. (m^2-m+3) + (m-1) A. m^2-m-2 B. m^2+2*** C. m^2-2 D. m^2+m+2 6. (5x^2+x-3) - (-2x^3+4) A. -2x^3+5x^2+x-7 B. -2x^3+5x^2+x+1 C. 2x^3+5x^2+x+7*** D. 2x^3+5x^2+x+1
Wednesday, December 7, 2016 by Embershy

Math
5 x 5 grid with 6 shaded cells, I need a ratio and a percent. A. 6/25, 30% B. 3/50, 6% C. 6/25, 24% D. 3/10, 30% Help ASAP?
Wednesday, December 7, 2016 by Help, in a rush, need to pass.

Math
Can someone walk me through this? For the equation Ax + By = C (where A, B, C are real numbers) what is the slope (in terms of the traditional y = mx+ b) and state any restrictions. Please!
Wednesday, December 7, 2016 by Madyson

Math
All of the following statement are true about factors EXCEPT: Complexity, Miniaturization, and productivity are examples of adjustment factors. A cost factor is a cost estimating relationship, where the dependent variable is not directly proportional to the independent ...
Wednesday, December 7, 2016 by David

Math
Mr.angulo buys 5/8 pounds of red grapes and 3/8 pounds of green grapes how many pounds of grapes did Mr. Angelo buy in all
Wednesday, December 7, 2016 by Kie'Myrah

Math Estimating Sides of a Triangle
Use the diagram below to answer the question that follows. I couldn't copy the diagram into this. It basically shows a Triangle ACD with CD=100ft. Then another line intersects above angle A and reads BE= 30ft. AB=50ft. and BC=? That is the part it wants you to solve. The ...
Wednesday, December 7, 2016 by Sheila

math
Twenty-five is equal to one more than eight times a number. What is the number?
Wednesday, December 7, 2016 by elisa

Math
4. What are the coefficients in the polynomial 7x^2 - 4x + 6? A. -7, 4 B. 7, 4, -6 C. 7, -4, 6 D. 7, -4 ***
Wednesday, December 7, 2016 by Embershy

Math
Considering linear, quadratic, and exponential lines of best fit: If you're studying a set of data, how can you decide which of those three types of model would be most appropriate for the data?
Wednesday, December 7, 2016 by Carly

Math
Ok I have some math questions I need help with i'm not asking for the answer i just need help
Wednesday, December 7, 2016 by Nina

math
mark
Wednesday, December 7, 2016 by esperannza

Math
The bottom 30% of the students failed an end of semester exam. The mean for the test was 130 and the standard deviation was 27. What was the passing score?
Wednesday, December 7, 2016 by Mark

Math
(_ _)*(_) = (_ _)+(_ _) = (_ _) ? Answer the formula , Using the numbers 1 to 9 without repeating each number .
Wednesday, December 7, 2016 by Maricel

5th grade math
julie spends 3/4 hr studying on mon, 1/6 hr on tuesday and 2/3 hr on wednesday. how many hours does julie study on those 3 days?
Wednesday, December 7, 2016 by kobie

Math
prove that the one of the diagoals of a kite bisects the other
Wednesday, December 7, 2016 by Brajesh bihta

Math
Why the value of 'pie' is taken as 22/7?
Wednesday, December 7, 2016 by Brajesh raj

math
by weight,90% of tomato and 78% of potato is water. Find the total qunatity,by weight, of water in 90 kg of potato and 30 kg of tomato
Wednesday, December 7, 2016 by KUKU

math
24 equal squares. what is side length of one square.
Wednesday, December 7, 2016 by kelly

Math
Please help with math 1. Provide a counterexample for the statement in parentheses. (1 point)“If a figure has four sides, then it is a square” 2. Identify the hypothesis of the statement in parentheses. (1 point)“If two angles form a linear pair, then they are adjacent ...
Wednesday, December 7, 2016 by Vera

Math
60%student in a school are boys. Find the total number of student in a school if there are 240 girls in the school.
Wednesday, December 7, 2016 by Heman

math
A sunday school of 12 members is to be seated on seven chairs and a bench that accomodate five persons . In how many ways can the bench be occupied?
Wednesday, December 7, 2016 by rechel

math
if 7 times the 7th term of an A.P is equal to 11 times its eleventh term , what will be its 18th term?
Wednesday, December 7, 2016 by anon

math(A.P)
the least vaue of 'n' for which the sum of the first n-odd natural numbers exceeds 5000 is?
Wednesday, December 7, 2016 by ann

Math
Six people shared 3/5 pound of peanuts equally. What fraction of a pound of peanuts does each person receive
Wednesday, December 7, 2016 by Savannah

math
a length of 200 cm is divided into 25 sections whose lengths are in A.P.given that the sum of the length of the 3 smallest sections is 4.2,the length of the larger section is? please help ...
Wednesday, December 7, 2016 by Ana :)

math
an arithmetic series is such that the ninth term is zero and the sum of first 25 terms is 50.the first term of the series?
Wednesday, December 7, 2016 by Ana

math
i really need help i do not understand this question at all Bryce lives 26miles from his grandmothers house. how many kilometers does bryce live from his grandmothers house? round your answer to the nearest tenth of mile. 1km= o.62mi if you help i will send you a space ship ...
Wednesday, December 7, 2016 by depression

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