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October 25, 2014

Homework Help: Math

Branches of Math

Recent Math Questions

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Business Math
Andres Michael bought a new boat. He took out a loan for $23,980 at 3.75% interest for 4 years. He made a $4,470 partial payment at 4 months and another partial payment of $3,180 at 9 months. How much is due at maturity?
Friday, October 10, 2014 at 7:17pm

Math
What is the product of (5.1*10^3)*3.2*10^3)? (Please express your answer in scientific notation.) A. 16.32*10^6 B. 1.632*10^7 C. 16.32*10^9 D.1.632*10^10 Is the answer B?
Friday, October 10, 2014 at 7:10pm

Math! Please check!
Okay, this is the link but without the spacing:::: h t t p : / / t a k e e x a m . n e x t . e c o l l e g e . c o m / e c / c o u r s e s /4 6 1 2 2 / C R S - M T H 2 0 3 A- 3 9 5 0 2 5 8 / G M T _ Q 1 1 _ 2 . b m p What is point P in triangle XYZ called? A- centroid B- ...
Friday, October 10, 2014 at 6:04pm

Math
Just like square roots are the inverse of squaring, cube roots are...
Friday, October 10, 2014 at 5:59pm

business math
Andres Michael bought a new boat. He took out a loan for $23,980 at 3.75% interest for 4 years. He made a $4,470 partial payment at 4 months and another partial payment of $3,180 at 9 months. How much is due at maturity?
Friday, October 10, 2014 at 5:51pm

Math Physics
A wattmeter shows that a motor is drawing 2200w. What horsepower is being delivered? Is this correct? 2200/746 = 2.95
Friday, October 10, 2014 at 5:50pm

math help
(1+3 1/4) : (1 1/4 + 3 1/3) Simplify as a ratio?
Friday, October 10, 2014 at 5:35pm

math
I am a 2 digit number whose digits are different if you add my digits the answer is 9 the difference between the digits is 3 my units digit is half my 10 digit
Friday, October 10, 2014 at 3:52pm

math 11
25,000 compounded for four years at a rate of 3.3%???
Friday, October 10, 2014 at 3:09pm

math
Consider an equilateral triangle with points located at each vertex and at each midpoint of a side. (See picture.) This problem uses the set of numbers {1, 2, 3, 4, 5, 6}. Place one number at each point. Call the sum of the three numbers along any one side (two vertices and ...
Friday, October 10, 2014 at 2:51pm

Math help 1 question!!!!!!!!
14. Which statement is true? A. Every rational number is a square root. B. Every irrational number is a fraction. C. Every rational number can be written as a fraction. D. Every square root can be written as a whole number.
Friday, October 10, 2014 at 2:17pm

Math
What are the restrictions on x if the solution to the equation -4 - square root 4-x=6 involves real numbers?
Friday, October 10, 2014 at 1:53pm

Math
A statue is erected on a triangular marble base. The lengths of the sides of the triangle are 12 feet, 16 feet, and 18 feet. What is the area of the region at the base of the statue to the nearest square foot? 169 ft2 144 ft2 143 ft2 94 ft2
Friday, October 10, 2014 at 12:07pm

Math
A local naturalist says that a triangular area on the north side of a pond is a turtle habitat. The lengths of the sides of this area are 15 meters, 25 meters, and 36 meters. Which expression gives the measure of the angle between the sides of the habitat that measure 15 ...
Friday, October 10, 2014 at 12:01pm

math
Hi, I just got my test back :( got 53% (16/30) how would I calculate my updated marks if the first test is worth 36%? Its my first test.
Friday, October 10, 2014 at 11:04am

math
Simplify: -4 1/5 - (-13 1/10)
Friday, October 10, 2014 at 10:54am

math
sqrt(2(13.7)/9.8)
Friday, October 10, 2014 at 10:28am

math
if x represents the present age of father and y represents the present age of son,then what will be the equation of the statement "present age of father is 5 times more than 6 times the age of son"
Friday, October 10, 2014 at 10:14am

Math Help
I really need help on this. I tried doing it on my own, but, I got stuck. Thanks! (a) List any approximate x-intercepts values. (b) Set y = 0 and solve the resulting equation; y=x^3-4x^2-25x+100.
Friday, October 10, 2014 at 7:58am

math
The cost of renting a van for one day includes a flat rental fee plus a charge for each mile the van is driven while it is rented. A van that is driven 200 miles costs $122. A van that is driven 189 miles costs $118.15. What is the flat rental fee?
Friday, October 10, 2014 at 7:01am

math
Chester builds and collects models of boats and planes. He has 22 models altogether. Chester has 8 more planes than he does boats. How many of each kind of model does he have?
Friday, October 10, 2014 at 1:49am

Math
A bus is traveling at 79.7 kilometers Er hour east, how far does the bus travel 1.45 hours?
Friday, October 10, 2014 at 12:41am

math
With 20 pirates and 1000 pieces of gold: Captain Jack gets 113 gold coins (151 if you count the 38 everyone in the crew gets) First Mate gets 66 gold coins (104 if you count the 38 coins everyone in the crew gets) The Crew gets 38 gold coins each The PBA gets 7 gold coins. ...
Friday, October 10, 2014 at 12:07am

Math
Whats the quickest way to tell how many solutions you will have. in a problem? a. solve for f(-X) b. set the equation equal to zero c. the highest deree will be equal to the number of solutions. My answer choice would be C. Am I correct?
Friday, October 10, 2014 at 12:05am

math
if two lines are parallel, do they determine a plane? (is there one, and only one plane which contains the lines)
Thursday, October 9, 2014 at 11:24pm

Math! Please check!
Okay, so I have a question but it requires a picture and I am not sure how to add it. h t t p : / / t a k e e x a m . n e x t . e c o l l e g e . c o m / e c / c o u r s e s /4 6 1 2 2 / C R S - M T H 2 0 3 A- 3 9 5 0 2 5 8 / G M T _ Q 1 1 _ 2 . b m p
Thursday, October 9, 2014 at 11:20pm

Math
With 20 pirates and 1000 pieces of gold: Captain Jack gets 113 gold coins (151 if you count the 38 everyone in the crew gets) First Mate gets 66 gold coins (104 if you count the 38 coins everyone in the crew gets) The Crew gets 38 gold coins each The PBA gets 7 gold coins. ...
Thursday, October 9, 2014 at 11:11pm

Math
What's 1,601,712 and 3,139 rounded to the greatest term?
Thursday, October 9, 2014 at 11:08pm

math
Joe starts a gym. In the first year, 300 people join. If the membership grows at an annual rate of 4%, how many members will there be after 5 years?
Thursday, October 9, 2014 at 10:52pm

Math
With 20 pirates and 1000 pieces of gold: Captain Jack gets 113 gold coins (151 if you count the 38 everyone in the crew gets) First Mate gets 66 gold coins (104 if you count the 38 coins everyone in the crew gets) The Crew gets 38 gold coins each The PBA gets 7 gold coins. ...
Thursday, October 9, 2014 at 10:47pm

Math
What is 2,724 x 588? Round each term to the greatest place.
Thursday, October 9, 2014 at 10:37pm

Math
The mass of the Earth is close to 5.97x10^24 kg and the mass of Venus is close to 4.87x10^24 kg. What is the approximate combined mass of both planets A.1.08x10^25 B.2.91*10^49 C.1.08^10^48 D.1.08*10^25
Thursday, October 9, 2014 at 10:31pm

Math
2/3+3/4+7/8
Thursday, October 9, 2014 at 10:27pm

Math Help 911
Which of the following is greater than 4.3•10^9. A.2.1•10^9 B.3.2•10^9 C.5.3•10^9 D.7.4•10^8 Is the answer C?
Thursday, October 9, 2014 at 10:05pm

Math
Sophia owes her brother $25. she gives her brother $18 she earned dog sitting. Write an addition expression to describe the situation
Thursday, October 9, 2014 at 9:58pm

Math
Which is greater? 7.08*10^15 or 7.65*10^14 or 7.65*10^4 A. 7.08*10^15 B. 7.65*10^14 C. They are equal D. 7.65*10^4 D?
Thursday, October 9, 2014 at 9:52pm

Math
According to the 2010 census, the population of Nebraska was 1.8*10^6 people. Which state had a smaller population? A. Califoria: 3.7*10^7 B. Rhode Island: 1.1*10^6 C. Texas: 2.5*10^7 D. Missouri: 6*10^6 B?
Thursday, October 9, 2014 at 9:51pm

Math
Which of the following is less than 6.5*10^-5? A. 1.4*10^.3 B. 2.5*10^-4 C. 7.8*10^-5 D. 4.6*10^6 Is the answer A?
Thursday, October 9, 2014 at 9:47pm

Math
Which of the following is greater than 4.3*10^9 A. 2.1*10^9 B. 3.2*10^9 C. 5.3*10^9 D. 7.4*10^8 Is the answer C? Thank you
Thursday, October 9, 2014 at 9:39pm

Math
If I plan to average 80 kilometers per hour and stop 45 minutes for lunch how long will it take me to make a 220 kilometer trip?
Thursday, October 9, 2014 at 9:36pm

math
three pigs entered a race around a track. Piggly takes 6 minutes to run one lap, piglet takes 3 minutes while wiggly takes 5 minutes. If all three pigs begin the race at 1:00pm at what time will all be at the starting point again?
Thursday, October 9, 2014 at 9:35pm

Math
How to make an equation out of 3,3 and 0,1 on a coordinate plane
Thursday, October 9, 2014 at 9:24pm

Math
(5.63+.918) - (.83+.9) = 6.548 - .173 = 6.375
Thursday, October 9, 2014 at 9:20pm

math
3 wires with lengths of 32 cm, 24 cm and 16 cm are to be cut into pieces with the same length (with no wire left over)What is the greatest possible length of each piece of wire?
Thursday, October 9, 2014 at 9:19pm

Math
Write and integer for each situation: Is this right A) A profit of $15 $15 B) A withdrawal of $9 -$9
Thursday, October 9, 2014 at 9:17pm

Math
How to make an equation out of 0,5 and -3,-4 on a coordinate plane
Thursday, October 9, 2014 at 9:14pm

Math help Please
Kevin has a triangle table cloth with side lengths of 5 inches, 12 inches. He wants to cover a right angles triangle table with table cloth. Find if the cloth is appropriate for the table. Can someone please help me. We are doing Pythagorean Theorem - I found the third side to...
Thursday, October 9, 2014 at 9:07pm

Math
What is twice the sum of 124 and 96? Is this right 124+96=220 220+220=440 answer is 440
Thursday, October 9, 2014 at 9:07pm

Math
find three consecutive positive odd integers such that the sum of the squares of the first and second integers is equal to the square of the third integer minus 7?
Thursday, October 9, 2014 at 9:01pm

Math
A box of chalk and 2 staplers cost $10. Three boxes of chalk and 2 staplers cost$18. Find the cost of 1 box of chalk and 1 stapler.
Thursday, October 9, 2014 at 8:48pm

Math check
Subtract -28 - (-33)= -61
Thursday, October 9, 2014 at 8:35pm

Algebra
Business Computers English Foreign Languages Health Home Economics Math Music Physical Education Science Social Studies GRADE LEVELS Preschool Kindergarten Elementary School 1st Grade 2nd Grade 3rd Grade 4th Grade 5th Grade 6th Grade 7th Grade 8th Grade High School 9th Grade ...
Thursday, October 9, 2014 at 8:35pm

Math
How do you estimate using rounding or compatible numbers like 0.97x312?
Thursday, October 9, 2014 at 8:34pm

math
betsy is making a flag. she can choose three colors from red ,white. blue and yellow .how many choices does betsy have?
Thursday, October 9, 2014 at 8:10pm

Math
I need an expiation on a math concept, because I know the right answer, I just don't know why it is The problem says to find the absolute maximum and minimum of the function f(x)=x^3-12x over the interval [-5, 2] I found the 1st der. 3x^2-12 and set equal to zero, got the ...
Thursday, October 9, 2014 at 6:56pm

Math
The diagonal of a rectangle is 26 inches long. Its length is 14 inches more than the height. What is the height of the rectangle?
Thursday, October 9, 2014 at 6:49pm

math
145% of 320 what does this =
Thursday, October 9, 2014 at 5:29pm

Math (please check)
Compute the indicated derivative. d/dt [ ( t^2 + t^0.5 ) ( t^0.5 - t^-0.5 ) ] |t=1 I took the f and g prime then I used the quotient rule my final answer came out to 3t^1.5 - 1.5t^0.5 + t + 0.5t^-1 then I plugged 1 in for t and got 5.196 Please let me know if this is right, if...
Thursday, October 9, 2014 at 5:27pm

Math! Please check!
When constructing the circumcenter and circumscribed circle of a triangle, you need to find the intersection of all three of which type of line? A- medians B- perpendicular bisectors C- altitudes D- angle bisectors My choice is B.
Thursday, October 9, 2014 at 5:19pm

Math! Please check!
Given that lines AC and GE are both perpendicular to line BF, and AG and CE are both perpendicular to GE, you can conclude that? A- AG = CE B- BC = CD C- lines AC and GE are perpendicular to each other D- lines AE and CG are perpendicular to each other My choice is A.
Thursday, October 9, 2014 at 5:16pm

Math
How do rate tables help me find equivalent ratios
Thursday, October 9, 2014 at 4:35pm

Math
On an airplane,there are two seats on the left side in each row and three seats on the right side. There are 90 seats on the right side of the plane. a. How many seats are on the left side of the plane? b. How many seats are there altogether?
Thursday, October 9, 2014 at 4:32pm

cca math
help please! Lesson 11: Rational Numbers Unit TestLesson 11: Rational Numbers Unit Test
Thursday, October 9, 2014 at 4:31pm

math
if your in cca and don't mind helping me with Lesson 11: Rational Numbers Unit TestLesson 11: Rational Numbers Unit Test I would be so grateful!
Thursday, October 9, 2014 at 4:06pm

Math
Which expression has a value of 199? A- 4 x 28 + 6 x 17 - 15 B- 4 x 17 + 6 x 28 - 38 C- 4 x 38 + 6 x 15 - 28 D- 4 x 15 + 6 x 38 - 88
Thursday, October 9, 2014 at 3:56pm

Math
What is the slope of the line whose equation is –48 = 2x − 8y? This is supposed to be answered in a fraction.. I'm stuck
Thursday, October 9, 2014 at 3:55pm

math
Explain Sean biked 43 miles on Monday, 23 miles on Tuesday, and 62 miles on Wednesday. How many more miles did he bike on Wednesday than on Monday? Draw a picture and write an equation to solve. Then solve
Thursday, October 9, 2014 at 3:49pm

math physics
The handle of a vegetable wagon makes an angle of 25.0° If the peddler exerts a force of 35.0 lb along the handle, how muchwork does the peddler do in pulling the cart 1.00 mi? Is this correct? 35.0*1.00coseine25.0degrees=31.720
Thursday, October 9, 2014 at 2:01pm

math!
A rectangular box is twice as long as it is wide. The height of the box is 3 feet less than the width. If the box is x feet wide, what polynomial represents its volume in cubic feet? A. 4X-3 B. 2X(cubed)+6x(squared) C.2X(squared)-6X D. 2X(cubed)-6X(squared) any help??
Thursday, October 9, 2014 at 1:57pm

math
2/5(x+3)=6 2/5x+6/5=6 5/2(2/5x) +6/5 = 6(5/2) X+6/5=15 X-6/5=15-6/5 X=
Thursday, October 9, 2014 at 1:33pm

College Math
A block with a mass of m = 31 kg rests on a frictionless surface and is subject to two forces acting on it. The first force is directed in the negative x-direction with a magnitude of F1 = 11 N. The second has a magnitude of F2 = 22.75 N and acts on the body at an angle θ...
Thursday, October 9, 2014 at 1:22pm

math-physics
How much work is done lifting a wrecking ball 6.50 m above the ground? So the formula for this problem would be: W=fs F=200kg S=6.50m (200)(6.50)=1300
Thursday, October 9, 2014 at 1:19pm

Math
A carpenter makes a triangular frame by joining three pieces of wood that are 20 cm, 24 cm, and 30 cm long. What is the measure to the nearest degree of the smallest angle in the frame? (Enter only the number.)
Thursday, October 9, 2014 at 1:06pm

Math
If the stem-and-leaf plot shows kilometers walked by participants in a charity benefit walk. How do I determine how many people participated in the walk and how many of the walkers traveled more than 14 kilometers? I don't want the answer. I just want to know how to work ...
Thursday, October 9, 2014 at 12:21pm

math
Have the following set of eight blocks: 1 2 3 4 5 7 8 9. Arrange the blocks into two groups of four such that each group has the same total?
Thursday, October 9, 2014 at 10:36am

math
whats the midpoint of 2500-6500?
Thursday, October 9, 2014 at 9:17am

math
Mr. Winsett and Ms. Phelps are having a back to school party. Mr. winsett brought 48 hot wings and mrs. phelps brought 18 cans of soda. what is the greatest amount of people that can come and share the food equally with no left overs?
Thursday, October 9, 2014 at 9:03am

math
What is the surface area of a sphere that has a radius of 5 cm? Use 3.14 for . Round to the nearest tenth.
Thursday, October 9, 2014 at 8:20am

math
On a treadmill, Andrea walks a distance of 2 km. She then doubles the speed of the treadmill and jogs for another 2 km. If the total time she spent on the treadmill is 1 hour, find the speeds at which she walks and jogs.
Thursday, October 9, 2014 at 8:17am

Math: Differential Equations
Solve the initial value problem y' = y^2, y(0) = 1 and determine the interval where the solution exists. I understand how the final solution comes to y = 1/(1-x), but do not understand how the solution is defined from (-infinity, 1) and not (1, infinity).
Thursday, October 9, 2014 at 3:19am

3rd grade math
What strategy do you use if you draw an array of 5 columns with 7 rows 4 rows are shaded. The other 3 rows are not shaded.How do you find the answer to 35 ÷ 5?
Thursday, October 9, 2014 at 3:15am

math
Find the equation of the tangent line to the graph of f(x) = (4x − 8)/(x + 1) at x = 0. (Use y for your dependent variable.)
Thursday, October 9, 2014 at 2:54am

math
determine known length for a triangle one side is 2.5cm other side 1.6cm find how solve the third side
Thursday, October 9, 2014 at 2:16am

Math
write these pairs with common denominators 5/8 and 1/2 ?
Thursday, October 9, 2014 at 12:48am

math
About 25% of those called will find an excuse to avoid jury duty. If 11 people are called for jury duty, what is the probability that all 11 will be available to serve on the jury? (Round your answer to three decimal places.)
Thursday, October 9, 2014 at 12:29am

Math
KILOWATT-HOURS OF ELECTRICITY USED MONTH KWH USED/ MONTH DWH USED JAN 2,640 JUL 960 FEB 2,190 AUG 1,380 MAR 1,500 SEP 1,110 APR 1,620 OCT 840 MAY 1,440 NOV 1,260 JUN 1,080 DEC 1,820 A. Describe how to find the range of the data set. B. Find the range.
Thursday, October 9, 2014 at 12:14am

Math
Whats the midpoint for 2500-7000? Whats the steps?
Wednesday, October 8, 2014 at 11:57pm

Math! Please check!
The complement of an angle measures 37°. What is the measure of the angle? A- 143° B- 127° C- 63° D- 53° My choice is C.
Wednesday, October 8, 2014 at 11:41pm

Geometry
Can anybody help me with this word problem? A homeowner, who loves math, decides to make a garden/patio area in the following way. She decides to make the gardening area, where she will plant roses bushes in the shape of an equilateral triangle having a side length of 10 feet...
Wednesday, October 8, 2014 at 11:27pm

Math Need Help. No Idea how to solve
A medical researcher is interested in the prenatal care received by pregnant women in inner cities. She interviews 35 randomly selected women with children on the streets of Baltimore and finds that the average number of gynecological checkups per pregnancy was 3, with a ...
Wednesday, October 8, 2014 at 10:23pm

math
What do you do to find a rate?
Wednesday, October 8, 2014 at 10:01pm

Math
Find the slope 5x+2y=20 I dont get what the formula is
Wednesday, October 8, 2014 at 9:27pm

math
The school colors are blue and white. Elizabeth has 84 blue balloons and 96 white balloons. How many balloon bouquets can she make if she wants to haVe the same number of each color in each bouquet and use all balloons?
Wednesday, October 8, 2014 at 9:20pm

Math
Find the slope of the line described by each equation 7x-6y=42
Wednesday, October 8, 2014 at 9:06pm

Math
How to tell which is the rise and which is the run on a slope
Wednesday, October 8, 2014 at 9:05pm

math
Explain why 2.15 and -2.15 are opposites.
Wednesday, October 8, 2014 at 9:04pm

math
Janet bakes a cake in the shape of a cube with side length x (in inches). She makes a vertical cut parallel to one of the sides, resulting in a slice with width y where x is 5 times as large as y. a) Define a function h that determines the volume of the cake before Janet makes...
Wednesday, October 8, 2014 at 8:49pm

math
there are a lot gof cars in the parking lot. seven are black and the rest are blue . how many cars are there?
Wednesday, October 8, 2014 at 8:35pm

math
Yolo has two pieces of string. One is 32 inches long, and the other is 48 inches long. She wants to make as many necklaces as she can, all of the same length. What is the longest a necklace can be?
Wednesday, October 8, 2014 at 8:32pm

Homework (Math)
What can you multiply this expression by to get rid of the imaginary part of the denominator? (1-2i)/2i
Wednesday, October 8, 2014 at 8:01pm

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