
Algebra
The length of a rectangle is 3 feet less than twice the width of the rectangle. If the perimeter of the rectangle is 414 feet, find the width and the length.
asked by Alonzo on July 29, 2012 
math
A fraction becomes 1/2 if 5 is subtracted from its numerator and 3 is subtracted from its denominator. However,if we divide the numerator by 2 and add 7 to the denominator,the fraction becomes 1/4. Find the fraction.
asked by Alllen Justy on May 28, 2016 
Math
The perimeter of rectangle P is 12 feet. The perimeter of rectangle Q is 18 feet. Both rectangles have the same area.Find the area and dimensoin of each rectangle.
asked by Sarah on April 20, 2011 
Algebra
A boat can go 20 miles against a current in the same times that it can go 60 miles with the current. The current is 4 miles per hour. Find the speed of the boat with no current.
asked by John on January 14, 2014 
math
the cost of 2 bottles of water and 3 pretzels is $16.50 whereas 4 bottles of water and 1 pretzel is $15.50. Find the cost of a water bottle and a pretzel.
asked by Anonymous on February 24, 2016 
math
I am a decimal with a value in the thousands place.In my tenths place,you will find a digit one less than the digit in my Hundreds place and three less than my other digit.My last digit is 3.What decimal am I?
asked by farzan on October 2, 2014 
St.george high school
The numerator of a fraction is 8 less than the denominator.when 6 is added to the numerator and 10 is added to the denominator,the value of the fraction is unchanged.find the original fraction.
asked by Lynn on November 4, 2012 
probability and Stats
How can I find standard error from each of the following: a) a proportion & a sample size? b) mean, standard deviation, and sample size? c) mean & standard deviation? thank you
asked by Bridget on October 31, 2016 
Math
A man can do a certain task in 21 hours, another man can do the task in 28 hours and a boy can do the task in 48 hours. Find how long it will take to do the task if all three work.
asked by Gary on December 4, 2017 
Algebra 1Please, help me!
Find any excluded values of each rational expression. 1. t  1/ t^2  t A: Excluded value: 1. Simplify each rational expression, if possible. Identify any excluded values. 2. 3x^2/6x^3 A: 2x; x ≠ 2 3. 2n/n^2  3n A: ? 4. s + 1/s^2  4s  5 A: ? 5. 12 
asked by Victoria on May 27, 2014 
math
The length of a rectangle is 3 feet less than twice the width of the rectangle. If the perimeter of the rectangle is 144 feet, find the width and the length
asked by barbara on September 10, 2014 
Math
Proportion  If a 30foot tree cast an 18foot shadow, find the length of the shadow cast by a 24foot tree.
asked by Judy on September 10, 2014 
maths
The mean age of 30 students in a class is 14 years .5 students with mean of 15 years left the class. Find the mean age of the remaining students?
asked by Anonymous on January 3, 2013 
Math
The length of a rectangle is 5 meters more than twice the width, and the area of a rectangle is 42 square meters. Find the length and width of the rectangle.
asked by Jake on May 8, 2017 
geometry
the perimeter of a square window is 18 feet 8 inches. Find the area of the window in a square inches and in square feet.
asked by Kimberley on December 8, 2014 
algebra
A man can do a certain task in 21 hours, another man can do the task in 28 hours and a boy can do the task in 48 hours. Find how long it will take to do the task if all three work.
asked by melvin on December 4, 2017 
algebra
The length of a rectangle is 3 feet less than twice the width of the rectangle. If the perimeter of the rectangle is 144 feet, find the width and the length
asked by barbara on September 10, 2014 
math
The length of a rectangle is 3 feet less than twice the width of the rectangle. If the perimeter of the rectangle is 144 feet, find the width and the length
asked by Anonymous on September 11, 2014 
physics
Given the position function s(t) = t cos t, find the velocity function. Answer v(t) = sin t v(t) = sin t v(t) = cos t  t sin t v(t) = cos t + t sin t
asked by laura on May 28, 2014 
Science
If you scratch a penny with an steel file, will the copper of the penny rub off on the file, or the steel (iron) of the file rub off on the penny? 12. What can we determine from the above experiment about the relative hardness of copper and steel. 13. What
asked by Please help on March 17, 2018 
Calculus
Find the volume of the solid whose base is the region in the xyplane bounded by the given curves and whose crosssections perpendicular to the xaxis are (a) squares, (b) semicircles, and (c) equilateral triangles. for y=x^2, x=0, and y=0 (a) integral
asked by Anonymous on December 15, 2007 
physics
A wrecking ball (weight = 4880 N) is supported by a boom, which may be assumed to be uniform and has a weight of 3520 N. As the drawing below shows, a support cable runs from the top of the boom to the tractor. The angle between the support cable and the
asked by ERsa on November 17, 2013 
Physics
Two artifacts in a museum display are hung from vertical walls by very light wires. Wire T1 is horizontal from the left wall and goes to a center weight of 177N and wire T2 is at a 53 degree angle with the right wall heading from right to left downwards
asked by Brock on December 6, 2014 
physics
A hungry 675 N bear walks out on a beam in an attempt to retrieve some "goodies" hanging at the end. The beam is uniform, weighs 250 N, and is 5.00m long; the goodies weigh 110 N. When the bear is at x = 1.00 m, find the tension in the wire and the
asked by Emily on October 21, 2012 
Alegebra
A physical fitness association is including the mile run in its secondaryschool fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 450 seconds and a standard deviation of 50 seconds.
asked by Samantha on August 8, 2009 
statistics
How many TV's are there in your household?” was one of the questions on a questionnaire sent to 5000 people in Japan. The collected data resulted in the following distribution: Number of TVs/Household 0 1 2 3 4 5 or more Percentage 1.9 31.4 23.0 24.4
asked by MissPatte on August 30, 2014 
Math
The length of one leg of a right triangle is 8ft. The length of the hypothenuse is 2feet longer than the other leg. Find the length of the hypothenuse and the other leg. The length of the hypothenuse is _______ ft. The length of the other leg is
asked by Pam on February 20, 2014 
Intergration: Measurement (Math)
I don't get it. I need to find out these conversions. 15,000 g= ____ kg 5,000 mL= ____ L 75 mL= ____ L 390 mL= ____ L 0.03 m= ____ mm 6 m= _____ mm 2.48 L= ______ mL 43.2 L= ______ mL 807 mL= _____ L 3,751 m= _____ km
asked by Sami on May 14, 2012 
Geometry. Please help.
1) Two angles are complementary. The measure of one angle is 21 more than twice the measure of the other angle. Find the measure of the angles. 2) If a supplement of an angle has a measure 78 less than the measure of the angle, what are the measures of the
asked by Melanie on August 30, 2011 
Mathematics  Geometry 
A bowling ball is a solid ball with a spherical surface and diameter 30 cm. To custom fit a bowling ball for each bowler, three holes are drilled in the ball. Bowler Kris has holes drilled that are 8 cm deep and have diameters of 2 cm, 2 cm, and 3 cm.
asked by Knights on February 12, 2013 
English
Can you please check these other questions, too? Thank you very much. 1) What characterized the 18century novel? 2) How did the writer achieve the ideal of realism in the 18century novel? 3) Refer briefly to the structure of Defoe's novel? 4) What kind
asked by Henry2 on August 23, 2011 
algebra
A piece of pottery is removed from a kiln and allowed to cool in a controlled environment. The temperature (in degrees Fahrenheit) of the pottery after it is removed from the kiln for various times (in minutes) is shown in the following table. Time, min
asked by Cathy on October 24, 2014 
calculus
Interference Two identical tuning forks are struck, one a fraction of a second after the other. The sounds produced are modeled by f1(t) = C sin(wt) and f2(t) = C sin(wt + Alpha). The two sound waves interfere to produce a single sound modeled by the sum
asked by Yasha on April 15, 2012 
Thermodynamics and Heat Transfer
A steam pipe is 75 mm external diameter and is 80 m long. It conveys steam at a rate of 1000 kg/h at a pressure of 2 Mpa. The steam enters the pipe with a dryness fraction of 0.98 and is to leave the pipe with a dryness of not less than 0.96. The pipe must
asked by Raul on April 21, 2010 
Algebra
Niko had his savings increased by 5% this year. He started with $350 in his account and calculated how much he had at the end of the year by using the following sets of calculations: $350×0.05=$17.50 $350+$17.50=$367.50 Find a single number that Niko
asked by Stephanie on February 11, 2015 
physics
A circular coil (980 turns, radius = 0.078 m) is rotating in a uniform magnetic field. At t = 0 s, the normal to the coil is perpendicular to the magnetic field. At t = 0.027 s, the normal makes an angle of 45o with the field because the coil has made
asked by johnathan on November 23, 2012 
physics
Both drawings show the same square, each of which has a side of length L = 0.86 m. An observer O is stationed at one corner of each square. Two loudspeakers are located at corners of the square, as in either drawing 1 or drawing 2. The speakers produce the
asked by Anonymous on January 28, 2013 
Algebra 2
How do you set up this?I am lost Find an equation for the linear model of the situation below and use it to make a prediction. A train is traveling north at a constant rate. At 3:00 P.M. it is 55 miles north of a city. At 4:15 P.M. it is 80 miles north of
asked by JOY on October 12, 2011 
physics
Both drawings show the same square, each of which has a side of length L = 0.86 m. An observer O is stationed at one corner of each square. Two loudspeakers are located at corners of the square, as in either drawing 1 or drawing 2. The speakers produce the
asked by lamaye on December 8, 2014 
Physics
A circular coil (660 turns, radius = 0.037 m) is rotating in a uniform magnetic field. At t = 0 s, the normal to the coil is perpendicular to the magnetic field. At t = 0.024 s, the normal makes an angle of 45o with the field because the coil has made
asked by Elle on November 3, 2014 
physics
can anyone please help me on this one? A circular coil (980 turns, radius = 0.078 m) is rotating in a uniform magnetic field. At t = 0 s, the normal to the coil is perpendicular to the magnetic field. At t = 0.027 s, the normal makes an angle of 45 degrees
asked by johnathan on November 18, 2012 
math
A picture is copied onto a sheet of paper 8 inches by 10 inches. A 2inch margin is left all around the picture. Find the length, width, and area of the picture. Length = 10 inches Width = 8 inches Area = 80 inches squared am i right?
asked by John on May 25, 2016 
physics
A pushes with force of 300 N at 25 degrees. B pushes with force of 275 N at 160 degrees. C pushes with force of 325 N at 300 degrees. Find resultant force. I got 187 N at 19 degrees or 161 degrees. Correct? or could you explain more please? Thank you.
asked by Anonymous on November 7, 2010 
chemistry
Hydrogen iodide reacts with itself to give hydrogen and iodine. The equilibrium constant is about 2.0 x 10─3 at a particular temperature. If you were to place some hydrogen iodide in a container and seal the container, what would you expect to find at
asked by alex on April 10, 2013 
Math
The tens digit of a twodigit positive integer is 2 more than three times the ones digit. If the digits are interchanged, the new number 13 less than half the given number. Find the given integer. (Hint: Let x = tensplace digit and y = onesplace digit,
asked by Anonymous on September 30, 2011 
math
In an election for a town mayor there were three candidates A,Band C the votes were shared between the three candidates A, B and C. A received 150% more votes as received by B. B received 50% more votes as received by C. Candidate B received 6186 votes.
asked by Summit on June 14, 2016 
MATHS
The population of town A increases from 1,346 to 1,500. In the same period, the population of town B increases from 1,546 to 1,800. a. Find the percent of increase in population for town A and for town B. b. Which town had the greater percent of increase?
asked by Lily on December 6, 2012 
Esol
in which sentences legal used as adjective ? He is a legal resident of united stateit is legal to wear green on march 7thhe didn’t know that jaywalking was not legalit’s not legal to jaywalkfind a adjective. my answer = He is a legal resident of
asked by Victoria on February 21, 2017 
Mathematics
There are 70 women in a club. Each play at least one of the following games:20 play volleyball only ‘10 play basketball only,6 play tabletennis only. 4 play all the three games and an equal number play two games only. a) Illustrate this information on a
asked by Princess on December 26, 2018 
algebra
Q 2: If the ticket agency charges ‘p’ dollars per ticket for a concert, it can sell maximum of (40000 – p) tickets. Find: a. A polynomial to represent the total revenue with a ticket price as p dollars. b. How many tickets will be sold for a price of
asked by Anonymous on April 26, 2010 
algebra
For the years 2010 to 2050, the projected percentage P of the U.S. population that will be 18 to 24 years old during year t is estimated by P= 0.025t+ 60.35. complete the table t 2010 2020 2030 2040 2050 p use the table to find the year when the
asked by tee on March 14, 2013 
chemistry
The following data were collected at the endpoint of a titration performed to find the molarity of an HCl solution: Volume of acid (HCl) used = 14.4 mL; Volume of base (NaOH) used = 22.4 mL; Molarity of standard base (NaOH) = 0.200 M; What is the molarity
asked by vin on November 29, 2010 
Math
In 1920, the record for a certain race was 46.6 sec. In 1980, it was 45.4 sec. Let R(t)= the record in the race and t = the number of years snce 1920. a) Find a linear function that fits the data R(t) = b) Use the function in (a) to predict the record in
asked by Liz on March 11, 2010 
factorization
In a game, you draw a card with three consecutive numbers on it. You can choose one of the numbers and find the sum of its prime factors. Then you can move that many spaces on a game board. You draw a card with the numbers 25, 26, 27. Which number should
asked by kymy on February 7, 2015 
AP calculus
The base of a coneshaped tank is a circle of radius 5 feet, and the vertex of the cone is 12 feet above the base. The tank is being filled at a rate of 3 cubic feet per minute. Find the rate of change of the depth of water in the tank when then depth is 7
asked by Alannah on December 16, 2012 
algebra
Marcella and Rupert bought party stuff. Marcella bought 3 packs of ballooons and 4 packs of favors for a total of $14.63. Rupert bought 2 packs of balloons and 5 packs of favors for a total or $16.03. Find the price of each and write a system of equations
asked by Melissa on November 8, 2009 
Trigonometry
A space shuttle pilot flying over the suez canal finds that the angle of depression to one end of the canal is 38.25 degrees and the angle of depression to the other end is 52.75 degrees. If the canal is 100.6 miles long, find the altitude of the space
asked by TIA on October 4, 2010 
Pre Cal
a piece of wire 5 inches long is to be cut into two pieces. One piece is x inches long and is to be bent into the shape of a square. the other piece is to be bent into the shape of a circle. Find an expression for the total area made up by the square and
asked by Ashley on July 24, 2011 
mathrepost
Data regarding the value of a particular color copier is representing in the graph. Find the rate of change of the value with respect to time, in dollars per year. The line goes from 8 vertical to 10 horizontal. The points on the graph are on the value 4
asked by Anonymous on September 18, 2010 
CALC HW
FIND THE X VALUES OF ALL POINTS, 2PI LESS THAN OR EQUAL TO X LESS THAN OR EQUAL TO 2PI, WHERE Y=X+B IS TANGENT TO Y=X+BSINX. I KNOW THE ANSWER IS PI/2 AND 3PI/2, BUT WHY AREN'T THEY PLUS OR MINUS. If they are tangent, they have the same coordinates, and
asked by anonymous on January 8, 2007 
statistics
A firm has 30% of its service calls made by a contractor, and 15% of these calls result in customer complaints. The other 70% of the service calls are made by their own employees, and these calls have a 5% complaint rate. Use Bayes’ theorem to find the
asked by James on June 27, 2012 
statistics
The weekly study times for all students in a school are normally distributed with μ = 18 hours and σ = 6 hours. If 36 students are randomly selected, find the probability that their mean study time is greater than 20 hours. My work:
asked by Judy on September 15, 2016 
Trigonometry
A plane at an altitude of 12,000 feet finds the angle of depression for a building ahead of the plane to be 10.4 degrees. With the building still straight ahead, two minutes later the angle of depression is 25.6 degrees. Find of the plane relative to the
asked by Manuel on January 29, 2017 
Physics
A particle undergoes three displacements. The first has a magnitude of 15 m and makes an angle of 40 ◦ with the positive x axis. The second has a magnitude of 6.2 m and makes an angle of 158 ◦ with the positive x axis. After the third displacement the
asked by Robert on October 5, 2014 
7th Grade Math
What is the radius of a CD in cm? What\'s the height of a CD cm? What\'s the volume of the CD? What\'s the measure of the radius in the center of the CD to the beginning of the music area and the volume of it? Subtract the answer from Part D from your
asked by Anonymous on February 25, 2012 
Algebra
Al¡¦s Rentals charges $25.00 per hour to rent a sailboard and a wet suit. Wendy¡¦s Rentals charges $20.00 per hour plus $15.00 extra for a wet suit. Find the number of hours for which the total charges for both companies would be the same. ƒæ Let h
asked by Taylor on November 15, 2014 
math
Please help!!!!! You earn $240 for your first paycheck. You pay 22% of it in taxes. You decide to put 40% of the remaining money into savings. How much money will you have left to spend? The amount you pay in taxes is? The remaining after taxes is?
asked by jay on January 17, 2017 
Physics
A positive charge +q1 is located to the left of a negative charge q2. On a line passing though the two charges, there are two places where the total potential is zero. The first place is between the charges and is 4.03 cm to the left of the negative
asked by CombatVetUSMC on July 14, 2012 
geometry
Marc is visiting washington dc he wants to know the height of the washington monument the length of the monument shadow is 111 feet long at the same time that marcs shadow is 1 foot long Marc is 5 feet tall using this data find the height of the monument
asked by :) on March 5, 2012 
Calculus
Consider a hemispherical bowl of radius 10cm. (4 points) If the water level in the bowl is h cm deep, find the radius of the surface of the water as a function of h. (6 points) The water level drops at a rate of 0.1 cm per hour. At what rate is the radius
asked by Karina on December 2, 2012 
Civics
To become a law, typically a bill must be approved by: a. The House of Representatives, the Senate, and the President b. The House of Representatives c. The Senate d. The Supreme Court I chose Letter A, but someone how my teacher said it was incorrect. I
asked by Dave on July 19, 2016 
Science
Waste produced by people in New York State has been dumped into the Atlantic Ocean, where it is distributed by surface ocean currents. Which coastal area is most likely to become polluted by this waste? A west coast of Mexico B south coast of South America
asked by Angie on February 5, 2009 
Physics
A lever is 5m long. The distance from fulcrum to the weight to be lifted is 1m. If the worker pushes on the opposite end with 400N, what is the max weight that can be lifted? l=5m h=1m F=400N F_g=? torque=F_g*l I first must find torque so that I can plug
asked by Andrea on November 7, 2007 
physics
A pion has rest energy 135MeV. It decays into two gamma rays that travel at the speed of light. A pion moving through the lab frame at v=0.98c decays into two gamma rays of equal energies, making equal angles θ with the direction of motion. Find the angle
asked by mike on March 13, 2011 
chemistry
I need to find a balanced chemical equation for the reaction that occurs when sodium cyanide dissolves in water. So far I have got NaCN + H2O = HCN +NaOH, does not seem balanced to me, any help please. Can't you tell if it is balanced or not? It's a matter
asked by Sam on February 9, 2007 
Physics
A pion has rest energy 135MeV. It decays into two gamma rays that travel at the speed of light. A pion moving through the lab frame at v=0.98c decays into two gamma rays of equal energies, making equal angles θ with the direction of motion. Find the angle
asked by Pardis on March 14, 2011 
Physics
A pion has rest energy 135MeV. It decays into two gamma rays that travel at the speed of light. A pion moving through the lab frame at v=0.98c decays into two gamma rays of equal energies, making equal angles θ with the direction of motion. Find the angle
asked by Pardis on March 13, 2011 
math
A ship leaves port at 7 am and heads due east at 34 knots. At 10 am, to avoid a storm the ship changes course to N 57° east of north). Find the ships distance from port at 2 pm. Round to the nearest tenth. To determine nautical miles multiply the speed in
asked by Anonymous on November 6, 2016 
History
To become a law, typically a bill must be approved by: a. The House of Representatives, the Senate, and the President b. The House of Representatives c. The Senate d. The Supreme Court I chose Letter A, but someone how my teacher said it was incorrect. I
asked by Dave on July 18, 2016 
PHYSICS
An automobile accident investigator needs to determine the initial westerly velocity of jeep (m=1720 kg) that may have been speeding before colliding headon with a Volkswagen (m=1510 kg) that was moving with a velocity of 75.7 km/h east. The speed limit
asked by Tony on December 27, 2014 
math
Fill in the blanks y = 10x + 100 x y 20 ? 10 ? 0 ? 10 ? I don't see any blanks to fill in. Are they telling you values of y and asking you co compute x? Or vice versa? The spacing changed the format I had. the values for x are 20, 10, 0, 10 now I need
asked by Bianca on July 7, 2007 
math
A map's key shows that every of 5 inches on the map represents 200 miles of actual distance. Suppose the distance between two cities on the map is 7 inches. What is the actual distance between the two cities? Write the rule you used to find the actual
asked by lia on March 13, 2016 
physics
a point moving on a straight line traversed half the distance with a velocity v0. the remaining part of the distance was covered with velocity v1 for half the time, and with velocity v2 for the other half of the time. find the mean velocity of the point
asked by pavatharani on July 3, 2011 
math,help
i need help with this one i've tried it many ways and still can't figure it out because it has the lines going between two solid lines. find the xintercepts. y = x^2 +5x+2 x intercepts is when y is zero. 0=x^2 +5x+2 using formula 5/2 + 1/2 sqrt (258)
asked by jasmine20 on April 15, 2007 
physics
The balance wheel of a watch oscillates with angular amplitude 1.7π rad and period 0.64 s. Find (a) the maximum angular speed of the wheel, (b) the angular speed of the wheel at displacement 1.7π/2 rad, and (c) the magnitude of the angular acceleration
asked by kylie on January 9, 2011 
Math  More Precision and Significant Digits
Please help me with the following problems: 3. Choose the more precise measurement. 6 cm or 2.5 cm I think it is 2.5 cm. Is this correct? 7. Choose the less precise measurement and explain why it is less precise. 2.8 mm or 3.79 mm I think the answer is
asked by Brady on August 30, 2014 
Math finding equation
Can someone explain to me how to find the equation pf the line in the form Ax + By + C =0 if a) parallel to x=3 and passes through (4, 3) b)perpendicular to y=4 and passes through (1, 1) c) passes through the xint of y=2x6 and yint of y=3x+6 If it is
asked by thomas on February 8, 2007 
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
asked by Cassie on October 9, 2014 
Chemistry
How do you calculate the molality of a salt solution using only temperature? Is it even possible to do so? This was part of an ice cream lab and the temperature of the ice was 1.0 degrees celcius and the temperature of the ice water salt mixture was 0.4
asked by Jamie on April 20, 2015 
physic
Find the force a 67.5 kg man would experience while standing in the surface of each of the following planets PLANET 1. EARTH 2. MARS 3. PLUTO Mass for earth 5.98 x 10^24 kg for mars 6.34 x 10 ^23 kg for pluto 5 x 10^23 kg distance distance for planet 6.337
asked by Dulce on July 13, 2014 
physics
A 1700 kg car moving south at 19.5 m/s collides with a 2050 kg car moving north. The cars stick together and move as a unit after the collision at a velocity of 5.16 m/s to the north. Find the velocity of the 2050 kg car before the collision. m/s to the
asked by Maddie on November 14, 2013 
Algebra
A boat company charges a flat fee of $35.00 plus $7.25 per hour to rent a boat. Another company charges a fee of $29.00 plus $10.50 per hour to rent the same boat. Find the number of hours for which the costs are the same. Round your answer to the nearest
asked by Anonymous on October 6, 2016 
Chemistry
Okay, so I have to find the percent of water in each solution, but it involves different reagents and I'm not sure how to figure it out. Here's one example: Add all together  4 mL water 2 mL of 0.01 M aqueous NaOH 2 mL acetone 2 mL 0.1 M alkyl halide in
asked by Sam on February 9, 2012 
Physics
A hiker starts at his camp and moves the following distances while exploring his surroundings: 65.0 m north, 2.00 ✕ 102 m east, 1.10 ✕ 102 m at an angle 30.0° north of east, and 1.50 ✕ 102 m south. (a) Find his resultant displacement from camp.
asked by Biggz on September 5, 2015 
Calculus
Determine whether Rolle's Theorem can be applied to f on the closed interval [a,b]. If Rolle's Theorem can be applied, find all values of c in the open interval (a,b) such that f'(x)=0. f(x) = x^(2/3)  1 [8,8] I plugged in both values and found out that
asked by Maddie on September 26, 2013 
Mathematics
A loan of $7,000,000 is being amortised over 48 months at an interest rate of 12% compounded monthly. Find: (a) the monthly payment; (b) the principal outstanding at the beginning of the 36th month; (c) the interest in the 36th payment; (d) the principal
asked by Gibbons on June 22, 2010 
physics
A child of mass m swings in a swing supported by two chains, each of length R. The mass of the swing’s seat is negligible. If the tension in each chain at the lowest point is T, find: 4.1 the child’s speed at the lowest point; 4.2 the force exerted by
asked by Tadie on April 19, 2018 
Mathematics
A loan of $7,000,000 is being amortised over 48 months at an interest rate of 12% compounded monthly. Find: (a) the monthly payment; (b) the principal outstanding at the beginning of the 36th month; (c) the interest in the 36th payment; (d) the principal
asked by Gibbons on June 22, 2010 
Physics Question
Find the escape speed from (a) the Sun, (b) a white dwarf star with one solar mass (same as the Sun) and radius 10,000 km, (c) a neutron star of 2.0 solar masses and radius of 10.0 km, and finally (d) a star with 2 solar masses and radius 5930 m. Comment
asked by Anon on November 11, 2016 
Discreet Mathematical Structures
Use proof by contraposition to prove the following statement: If A is the average of two positive real numbers then one of the two numbers is greater than or equal to A. Proof. Domain: positive real numbers P: A=(x+y)/2 Q: x is greater than or equal to A
asked by Anna on October 7, 2010
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