Saturday
May 23, 2015

Homework Help: Math

Branches of Math

Recent Math Questions

Math help
Which expression represents the quotient 3.36/6. A. (3/6)+(0.03/6)+(0.6/6) B. (3/6)+(0.30/6)+(0.06/6) C. (6/6)+(0.03/6)+(0.6/6) D. (6/6)+(0.30/6)+(0.03/6) I think it's B but not sure of how I really got the answer anymore.
Wednesday, April 8, 2015 at 5:31pm

Math
Directions: Does the following inverse of [2 6 exist? 1 3] If it isn't an inverse, explain why.
Wednesday, April 8, 2015 at 5:30pm

math
write a system of equations that is not linear and graph. can this work equation work? 3x+2y=12 3x+2y=6 1. 3x+2y=12 y=-3/2x + 6 2. 3x+2y=6 y = =3x/2+3 when i graph it will be parallel.
Wednesday, April 8, 2015 at 5:11pm

math
Janet has 4} 9 gallon of paint. She uses 1} 8 of the paint she has to cover 3 canvases. She uses the same amount of paint to cover each canvas. What amount of paint does Janet use to cover each canvas?
Wednesday, April 8, 2015 at 5:09pm

math
Aubrey has a shelf full of books. • Exactly 1} 3 of the books on the shelf are mysteries. • Aubrey has read 10 of the mysteries on the shelf. • The number of mysteries Aubrey has read is greater than }1 5 of the number of mysteries on the shelf and less than }1 ...
Wednesday, April 8, 2015 at 5:08pm

math
The cost of a student ticket to the school play is $7. Write an equation that correctly relates the cost, c, for a particular number of student tickets, s, purchased. Identify the independent and dependent variables.
Wednesday, April 8, 2015 at 4:49pm

Algebra 2 math
In triangle GHI, angle H is a right angle, GH = 40, and cos G= 40/41. Draw a diagram and find each value in fraction and in decimal form. a) Sin G b. Sin I c. Cot G d. csc G e. cos I f. sec H - I have no idea how to do this
Wednesday, April 8, 2015 at 4:47pm

Math 141
A pair of fair 6-sided dice is rolled. What is the probability that a 3 is rolled if it is known that the sum of the numbers landing uppermost is less than or equal to 6?
Wednesday, April 8, 2015 at 4:42pm

Math
If it takes 3.5 yds to make 50 items, how many yds would it take to make 3000 items?
Wednesday, April 8, 2015 at 4:38pm

math
How much would it cost to drive 54.2 miles in a car that gets 16 miles per gallon and gasoline costs $2.31 per gallon?
Wednesday, April 8, 2015 at 4:12pm

Finite Math
Juan invested $24,000 in a mutual fund 5 years ago. Today his investment is worth $34,616. Find the effective annual rate of return on his investment over the 5-year period.
Wednesday, April 8, 2015 at 3:57pm

math
A rectangle has a length of 6x+3 units and a width of 8 units. Write a simplified expression for the area, in square units, of this rectangle. So, my answer was 9x+8 please tell me is this correct... Thank you
Wednesday, April 8, 2015 at 3:26pm

Math
Travis is making 5 lasagna using 12 cups of cheese. Which number represents the amount of cheese he will use per lasagna?
Wednesday, April 8, 2015 at 3:23pm

math
A tractor bought for R120 000 depreciates to R11 090,41 after 12 years by using the reducing balance method. Calculate the rate of depreciation per annum if the rate was fixed over the 12 years, and calculate the effective interest rate if interest is 9,8% p.a., compounded ...
Wednesday, April 8, 2015 at 3:05pm

math
To the nearest tenth, what is the distance between (7,4) and (12,5)? a) 4.8 units b) 4.9 units C) 5.0 units d) 5.1 units Please explain. Thank you.
Wednesday, April 8, 2015 at 2:40pm

math
these marbles are placed in a bag and two of them are randomly drawn what is the probability of drawing two pink marbles if the first one is placed back in the bag before the second draw thebag has 10 marbles.2 yellow.3 pink.5 blue
Wednesday, April 8, 2015 at 2:34pm

Math
Pier one had a sale-buy two for $ 12 EACH and get the third free.how much would she spend to get 15 beanbag chairs? Need to show work
Wednesday, April 8, 2015 at 1:50pm

math
Let A = {a, b} and list the four elements of the power set P (A). We consider the operations + to be ∪, · to be ∩, and complement to be set complement. Consider 1 to be A and 0 to be ∅. a). Explain why the description above defines a Boolean algebra. b...
Wednesday, April 8, 2015 at 1:48pm

wisdom house
Math. Change these fraction into as sending order 4/3, 7/8,3/16
Wednesday, April 8, 2015 at 1:40pm

math
3.Graph the points A(–5, 0 ), B(–4, 3), and C(0, –4) on the same coordinate plane. 2. Without graphing, identify the quadrant in which the point (x, y) lies if x < 0 and y < 0. (1 point) 3.Determine which ordered pair is a solution of y = –5x + 10. (1...
Wednesday, April 8, 2015 at 1:10pm

Math---PLEASE, HELP ME!!!
How long will it take to travel 614 km. when you are moving at a rate of 5 cm. per year?
Wednesday, April 8, 2015 at 12:58pm

math
what are the different 4-digit combinations that can be made from using 5, 6, 3, 8, if the number can appear just once?
Wednesday, April 8, 2015 at 12:46pm

Math (Please help ASAP)
How do I solve this equation (q+p^2-33p=9) for the point of elasticity in terms of p? Thank you!
Wednesday, April 8, 2015 at 12:01pm

Math
What value of x makes this equation true? 1/3(9x-2)+1=2(4x+1) a) x=-3 b)x=-1/3 c)x=1/3 d)x=3 Please explain. Having a hard time figuring out.
Wednesday, April 8, 2015 at 11:47am

Math
Q. Ted's dad agreed to take out the eight players on Ted's basketball tea, for ice cream sundaes. Each of the players ordered an ice cream sundae for $2.49. What was the total bill? - A. Do I just mulpite 8 by $2.49?
Wednesday, April 8, 2015 at 11:23am

MATH
Elaine is painting a fence. She knows that she needs 1 gallon of paint for each 10 feet of fencing. The fencing will enclose a rectangular yard that is 3 yards long and 2 yards wide. How much paint does Elaine need? (Remember 3 feet = 1 yard)
Wednesday, April 8, 2015 at 10:32am

math
solve sinx/2,cosx/2 & tanx/2 of the following:- (a)sinx=1/4 & x lies in second quadrant.
Wednesday, April 8, 2015 at 12:56am

Math
Patterns and colors on seventeenth to nineteenth century kimonos were used to identify the hometown of which of Japanese citizen? A. Farmers B. Nobility C. Warriors D. Lawmakers Is the answer C. Thank you
Tuesday, April 7, 2015 at 11:33pm

math
Five friends picked 7 pounds of apples. They will share the apples equally. How much will each get?
Tuesday, April 7, 2015 at 9:55pm

Math
A 12 foot-high pole casts a 9 foot long shadow, at the same time of day, what would be the length of a shadow cast by a 45 foot-long tree
Tuesday, April 7, 2015 at 9:53pm

finite math
Find the amount of an ordinary annuity for 5 years of quarterly payments of $2,200 that earn interest at 4% per year compounded quarterly.
Tuesday, April 7, 2015 at 9:52pm

math
Janet has 4 }9 gallon of paint. She uses 1 }8 of the paint she has to cover 3 canvases. She uses the same amount of paint to cover each canvas. What amount of paint does Janet use to cover each canvas?
Tuesday, April 7, 2015 at 9:48pm

Math
A multiple-choice question has five possible answers. What are the odds in favor of guessing the right answer? A.2:3 B.4:1 C.1:4 D.3:2 Is the answer C? Thank you
Tuesday, April 7, 2015 at 9:34pm

math
the perimeter of a rectangle is 35.54 inches longer than the perimeter of a square of side 6.75 inches. Find the perimeter of the rectangle to the nearest tenth of an inch.
Tuesday, April 7, 2015 at 9:33pm

math
Aubrey has a shelf full of books. • Exactly 1 }3 of the books on the shelf are mysteries. • Aubrey has read 10 of the mysteries on the shelf. • The number of mysteries Aubrey has read is greater than 1 }5 of the number of mysteries on the shelf and less than 1 }...
Tuesday, April 7, 2015 at 9:32pm

Math
A number cube with the numbers 1 through 6 is rolled. Find P ( number is greater than or equal to 3). A.4\6 B.1\6 C.2\6 D.5\6 Is the answer A? Thank you
Tuesday, April 7, 2015 at 9:17pm

math
(4n-1)^2=16
Tuesday, April 7, 2015 at 9:10pm

Math
There are 35 marbels in a bag: 9 blue marbels, 8 green marbels, 4 red marbels, 8 white marbels, and 6 yellow marbels. Find P(red). Write the probability as a fraction in simplest form, a decimal, and a percent. A. 4\31,0.129,12.9% B. 4\35,0.114,11.4% C. 1\7,0.143,14.3% D. 3\32...
Tuesday, April 7, 2015 at 9:00pm

math
an oatmeal cookie recipe that makes 24 cookies requires 1 cup of sugar if alex needs 30 cookies how many cups of sugar should she use
Tuesday, April 7, 2015 at 8:48pm

Math
the Ruby Snow Company makes custom snowboards. the company's profit can be modelled with the relation y=6x^2+42x-60,where x is the number snowboards sold(in thousands) and y is the profit (in hundreds of thousands of dollars) How many snowboards does the company need to ...
Tuesday, April 7, 2015 at 8:39pm

math
If the product of two numbers is even, and the result is an odd number , what is the numbers ?
Tuesday, April 7, 2015 at 8:34pm

math
A 2-inch length in the scale at the left represent an actual length of 20 ft. What is the scale of the drawing?
Tuesday, April 7, 2015 at 8:18pm

Math
the Ruby Snow Company makes custom snowboards. the company's profit can be modelled with the relation y=6x^2+42x-60,where x is the number snowboards sold(in thousands) and y is the profit (in hundreds of thousands of dollars) How many snowboards does the company need to ...
Tuesday, April 7, 2015 at 7:55pm

Math
How do you find x in y=-5x^2+30.5x without using the formula x=-b+ root b^2-4ac.... They say to factor it. But it's not working for me. The answer is suppose to be x= About 0.7 and 5.4. But I can't get that answer
Tuesday, April 7, 2015 at 7:46pm

Math
You are working as an assistant to a chef. The chef has 6 cups of berries and will use 2/3 cup of berries for each dessert he makes. How many desserts can he make? Where do I start to solve this problem?
Tuesday, April 7, 2015 at 7:33pm

Math
Does a in y=ax^2+bx+c have to be positive?
Tuesday, April 7, 2015 at 7:32pm

math
In constructing a graph that compares average water usage per household in different communities, you choose to use cubes of different sizes. If the cubes are drawn so that their volumes are proportional to the volumes of water usage in different comunities, is the resulting ...
Tuesday, April 7, 2015 at 7:21pm

math
In a local school 34 students are enrolled in a math class, 85 are enrolled in an english class, 58 are enrolled in an art class, and 54 are enrolled in a history class. Construct a pie chart with this data. What is the central angle of the slice representing students ...
Tuesday, April 7, 2015 at 6:53pm

math
A number has an 8 in the hundredths place. The number also contains a digit whose value is 1 } 10 the value of the 8 in the hundredths place. Which could be the expanded form of the number?
Tuesday, April 7, 2015 at 5:57pm

math
a spinner is divided into 10 sectors. the number 1 through5 are each placed in two different sectors. find the probability of each event. P(less than 3) P (5) p (8)
Tuesday, April 7, 2015 at 5:57pm

math
Roger just got a puppy for his birthday. He and his mother will build a fence around an area in the backyard for the puppy to play in. The play area will be 24 square feet. What dimensions could the play area be? Which dimensions would require the least amount of fencing?
Tuesday, April 7, 2015 at 5:41pm

Math
Use the function rule, y = 2x + 5, to find the values of y when x = 1, 2, 3, and 4. Write the answers as ordered pairs that would be used to graph the function. I did 3 I just need help with 1, 2 and 4.
Tuesday, April 7, 2015 at 5:39pm

math
Janice walked around two sides of a square park. The perimeter of the park is 1,200 yards. How many yards did Janice walk? Explain your answer.
Tuesday, April 7, 2015 at 5:38pm

math
Joey's playhouse has a perimeter of 28 feet. What could be the dimensions of the playhouse? Draw a model and label the length and width. Show that the dimensions equal a perimeter of 28 feet.
Tuesday, April 7, 2015 at 5:35pm

math
Ted is helping his father plant their vegetable garden this year. They will put a fence around the garden. Ted measures the length of the garden, which is 6 feet. His father tells him that the width is twice the length. How much fencing do Ted and his father need to buy yo ...
Tuesday, April 7, 2015 at 5:32pm

math
A rectangular piece of construction paper is 11 inches long and 8 inches wide. How could it be cut to make a rectangle that has an area of 32 square inches?
Tuesday, April 7, 2015 at 5:28pm

Math I need help ASAP!
1) Identify the function rule shown in the table. Function Table n - 3, 4, 5, 6 y - 2, 1, 0, -1 a. y = 2 + n b. y = 5n c. y = 5 - n d. not enough information ** 2) What is the values of the function y = -2x - 4 for x = 0,1,2 and 3? a. 0, -6, -8, -10 b. -4, -6, -8, -10 ** c. -4...
Tuesday, April 7, 2015 at 4:57pm

math
(5X+5)^2=125
Tuesday, April 7, 2015 at 4:43pm

MATH PLZ SOMEONE HELP
7. Suppose you earn $10 each hour you babysit. Which function describes the relationship between your total earnings E and the number of hours you babysit, h? (1 point) E(h) = 10h E(h) = h + 10 E(h) = h – 10 h = 10E
Tuesday, April 7, 2015 at 3:48pm

math help
Given F(x)=-6/x-3 -1 1.for which values of x is f(x) undefined? 2.for which values of f will the function have real roots 3.what is the domain of f 4.calculate the x and y intercepts of f
Tuesday, April 7, 2015 at 2:37pm

Math
(6x+6)^2=144
Tuesday, April 7, 2015 at 2:31pm

Math
1) When will the dependent variable in the equation y=√x+4-3 equal or exceed to 4? A) x > or equal to -0.17 B) x > or equal to 45 C) x > or equal to 48 D) x > or equal to 53 2) The function t=√d/16 models the time (t) in seconds that an object has been ...
Tuesday, April 7, 2015 at 2:11pm

math help
Simplify this expression fully 9-x^2/x^2 3x-18
Tuesday, April 7, 2015 at 2:09pm

Math
Makoto's lacrosse practice last 1 3/4 hours. This week he attended all of the practice on Monday and Wednesday, but he had to leave halfway through practice on Friday. How many hours did Makoto's spend at lacrosse practice this week? 1 3/4 + 1 3/4 +1 3/4. + 1 3/4= 5 1/...
Tuesday, April 7, 2015 at 1:54pm

math help
A tank has two pipes entering it.when operating together,they fill the tank in 40 minutes.operating independently,one of the pipes fills the tank 60 minutes faster than the other one does. calculate the time taken by each pipe to fill the tank on its own.
Tuesday, April 7, 2015 at 1:51pm

math help
Simplify this expression fully 6^x 2-3^x.2^x 1/6^x-1
Tuesday, April 7, 2015 at 1:07pm

Math
Determine the coefficient of w x^3 y^2 z^2 in (2w−x+y−2z)^8. Thanks.
Tuesday, April 7, 2015 at 12:43pm

math
charlie says that y=2x squared is not a function because the same y-value sometimes corresponds to more than one x-value. Is charlie correct
Tuesday, April 7, 2015 at 12:39pm

Math
An airplane climbs 100 feet during the first second of takeoff. In each succeeding second it climbs 100 feet more than during the previous second. How many seconds does it take for the plane to reach an altitude of 12000 feet?
Tuesday, April 7, 2015 at 12:21pm

math
Juanita Finn deposits $12,000 into an account at Valley Bank that pays 8% interest compounded quarterly. At the end of 5 years, how much will Juanita have in her account? Round to the nearest cent.
Tuesday, April 7, 2015 at 12:18pm

Business math
At the beginning of each year, Al rose invested $1,200 semiannually at 12 percent for 8 years. The cash value of the annuity due at the end of the eighth year is?
Tuesday, April 7, 2015 at 11:28am

math
a man uses 1/3 of his land for growing mangoes,!/4 for bananas ,3/8 for apples ,and the remaining 18 hectares for oranges , so find how much land does the man have ?and find how much land does he use for growing apples ?
Tuesday, April 7, 2015 at 11:03am

Math
Jamal found 1/3 gallon of milk in the kitchen. He poured it into 5 equal size cups. What fraction of a gallon of milk is in each cup? 1/3 of 5 3 x 5 = 15 1/15
Tuesday, April 7, 2015 at 10:42am

math
During the summer holidays,your brother earns extra money mowing lawns.He mows 6 lawns an hour and has 21 lawns to mow.How long will it take him?
Tuesday, April 7, 2015 at 9:09am

Math
James is training for a marathon. Every week, he increases the distance he runs by 15%. If James is running 8.5 miles this week, how far will he be running 2 weeks from now? I did 30/100=x/8.5 . I thought that if I did 30 (for 2 weeks) instead of 15 (1 week) I could get a ...
Tuesday, April 7, 2015 at 7:14am

math
what is he interior points and doundary points of empty set?
Tuesday, April 7, 2015 at 6:22am

math
If it says use the method of substitution to solve the system of linear equations 3a=6-b 3a=4-b How do i find the solution
Tuesday, April 7, 2015 at 3:48am

math
In a contest , 2 participants were asked about their age . To test the strength of their math , they are asked to add their ages together. One answer 44 and the other gives 1280. The first obtained from the parse age with one another , while the second can multiply both their ...
Tuesday, April 7, 2015 at 1:37am

math
Mr. Kardi have 5 trucks of sand . The charge then A and B are 2.5 ton , trucks C and D 3 ton , 1 ton truck E load over charge - average. How many tons of cargo trucks E ?
Tuesday, April 7, 2015 at 1:35am

math
A television is sold at a discount of 13 % for IDR. 870,000. What is the actual price of the television before at a discount ? COnfuse..
Tuesday, April 7, 2015 at 1:33am

math
A man has been through 24 phases traveling in a motorcycle rally and finish as much as 37.7 % of the way to be traversed . How many phases that must be gone through to complete the 58 % ?
Tuesday, April 7, 2015 at 1:32am

math
In a car repair shop there are 50 cars to be repaired . It is estimated that 23 of that cars need new brakes , and 34 of that cars need to repair the exhaust system . a. How many cars are in need of repair at least two? b . What most cars that are not in need of repair both?
Tuesday, April 7, 2015 at 1:17am

math
The gardener went to the market to buy 100 animals for a total of IDR 1.000.000. If the price of cow IDR. 50,000 /cow and goat IDR 10,000 /goat , rabbit IDR 5000 /rabbit , how many of each kind of animal which can he buy ? I wrote : Cow = X = 50.000 Goat = Y = 10.000 Rabbit = ...
Tuesday, April 7, 2015 at 1:14am

math
A worker uses 4 gray tiles for every 5 blue tiles that he uses.(a) If he uses 60 gray tiles, how many blue tiles does he use? (b) If he uses 540 tiles altogether, how many gray tiles does he use?
Tuesday, April 7, 2015 at 12:47am

math
1. When 100 students took a test, the average score was 77,1. Two more students took the test, the sum of the score was 125. What is the new average ? 2. The Basket Ball Team and Baseball team have a total of 24 players. There are 12 basket players and 18 baseball players. How...
Tuesday, April 7, 2015 at 12:17am

Math
Transform the graph of f(x)=3^x to sketch g(x)=3^−(x+1) −2. Show table of values and each transformation clearly to get full marks. (15,marks)?
Monday, April 6, 2015 at 11:26pm

Math
carla has several bags of candy that have different weights. Each x represents one bag. Carla wants the total weight of the bags to be four pounds. If she can only pick one more bag, which one should she pick
Monday, April 6, 2015 at 10:18pm

math please help
Determine whether it is possible to draw a triangle given each set of information. Sketch all possible triangles where appropriate. Calculate then label all side lengths to the nearest tenth of a centimetre and all angles to the nearest degree. A) b= 3.0 cm, c=5.5 cm and angle...
Monday, April 6, 2015 at 9:44pm

Math
Explain in a variety of ways how you can distinguish the exponential function f(x)=2^x from the quadratic function f(x)=x^2 and linear function f(x)=2x. (Hint: Compare the rate of change using finite differences in table of values; identify a constant ratio in the table of ...
Monday, April 6, 2015 at 9:38pm

Math
Determine whether it is possible to draw a triangle given each set of information. Sketch all possible triangles where appropriate. Calculate then label all side lengths to the nearest tenth of a centimetre and all angles to the nearest degree. A) b= 3.0 cm, c=5.5 cm and angle...
Monday, April 6, 2015 at 8:48pm

math
Determine whether it is possible to draw a triangle given each set of information. Sketch all possible triangles where appropriate. Calculate then label all side lengths to the nearest tenth of a centimetre and all angles to the nearest degree. A) b= 3.0 cm, c=5.5 cm and angle...
Monday, April 6, 2015 at 8:04pm

Math
Which stem-and-leaf plot represents the data set below? 56,65,67,72,85,88,89,96,97,104,113 A. 5|6 6|5 7 7|2 8|5 8 9 9|6 7 1|04 1|13 Key:8|9 means 89 B. 5|6 6|5 7 7|2 8|5 8 9 9|6 7 1|0 4 1|1 3 C. 5|6 6|5 6 7 7|2 8|5 9 9|6 7 8 10|4 11|3 D. 5|6 6|5 7 7|2 8|5 8 9 9|6 7 10|4 11|3 ...
Monday, April 6, 2015 at 7:57pm

Math
Ms. Allison drew a box-and-whisker plot to represent her students scores on a midterm test. These are the numbers on the box-and-whisker plot. Lowest value=44 Lower quartile=47 Median=52 Upper quartile=81 Highest value=96 Jason received 81 on the test. How does Jason's ...
Monday, April 6, 2015 at 7:40pm

math
Estimate 99 9/19 + 1/5, Use benchmarks to estimate the total
Monday, April 6, 2015 at 7:15pm

Math
I have to find the median, the lower quartile, the upper quartile, minimum number, and maximum number of this data set I just want to make sure I am right. 73,73,78,78,81,87,89,92,93,95 My answers Median=84 Lower quartile=78 Upper quartile=92 Minimum number=73 Maximum number=...
Monday, April 6, 2015 at 7:11pm

Math
On Tuesday, Leslie spent 47 minutes on math homework, 39 minutes on science homework, 52 minutes on English homework, and 44 minutes on history homework. How much time did Leslie spend doing her homework on Tuesday?
Monday, April 6, 2015 at 7:09pm

Math
Your teacher made the comment that more than 100, 00 ping pong balls would fit in the school gym. develop a calculation method to see if she is right. after taking some measurements, propose the amount the gym would hold. i din't really understand how to solve the scenario...
Monday, April 6, 2015 at 6:15pm

math
A nickel is 1/16 of an inch thick.Carrie has 7 nickels,what is the thickness of her 7 nickels?
Monday, April 6, 2015 at 6:14pm

Math
Bob has designed a rectangular storage unit to hold large factory equipment. His scale model has dimensions 1 m by 2 m by 4 m. By what amount should he increase each dimension to produce an actual storage unit that is 9 times the volume of his scale model?
Monday, April 6, 2015 at 6:02pm

math
The school raised $1518.75 by charging an adult $3.75 and a student $2.50. The total attendance was 520. express each equation in slope-intercept form and graph each line ?
Monday, April 6, 2015 at 5:51pm

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