Questions Asked on
December 18, 2016

Math
3. At the end of a dock, high tide of 14 m is recorded at 9:00 a.m. Low tide of 6 m is recorded at 3:00 p.m. A sinusoidal function can model the water depth versus time. a) Construct a model for the water depth using a cosine function, where time is
asked by Peter 
physics
Two forces ,whose resultant is 100N are perpendicular to each other .if one of them makes an angle of 60degrees with the resultant calculate its magnitude
asked by mirabel 
Geometry
An exterior angle of an isosceles triangle has measure 150°. Find two possible sets of measures for the angles of the triangle. If the exterior angle of the bases is 150°, then the measure of the angle of each base is _° and the measure of the vertex
asked by Hannah 
chemistry
If 120. g of propane, C3H8, is burned in excess oxygen according to the following equation: C3H8 + 5O2 3CO2 + 4H2O, how many grams of water are formed?
asked by vera 
Math
The population of a town increases by 25% during 1991. By what percent must it decrease the following year to return to the population it was at the beginning of 1991? I thought the answer was 25% but i don't know for sure.
asked by Sai 
Amerian government
PLEASE PLEASE PLEASE HELP ME 1. What type of power does the Constitution grant to the Supreme Court? (1 point) executive power federal power judicial power legislative power 2. Which are examples of judicial restraint in the Supreme Court? Select all that
asked by andrea 
Calculus Help 3 Questions
3.The position (feet traveled) of a car is given by the equation s(t)= 4t2 + 4t. Find the time when the car is going the same speed as its average speed over the interval 0 to 10 seconds. A)t=0 B)t=2.5 C)t=5 D)t=10 E)Never 4. Consider the curve given by x2
asked by Prince@18 
Physics
9. Figure shows an aluminium wire of length 60 cm joined to a steel wire of length 80 cm and stretched between two fixed supports. The tension produced is 40 N. The crosssectional area of the steei wire is 1.0 mm2 and that of the aluminium wire is 3.0
asked by Vandit 
Math
As the number of units manufactured increases from 4000 to 6000 the total cost of production increases from 22000 to 30000. Assuming a linear relationship between the cost when 4500 units are produced.
asked by Oo 
Calculus
A light on the ground moving at 0.5 m/s approaches a man standing 4 m from a wall. How fast is the tip of the man’s shadow moving when the light is 10 m from the wall?
asked by Anonymous 
English
How many stanzas are in the poem lines composed a few miles above tintern abbey. By William Woodsworth I think 120 but i am not sure.
asked by KK 
Math
A rectangle's width is x and its length is 2x1. Its area is 21. Find its dimensions. my work so far: 21 = x(2x +1) 21 = 2x^2 + x I was wondering how I would continue to solces this problem.
asked by Caitlin 
Spanish
1. Escribe esta frase como imperativo. Tú eres simpático. 2. Escribe esta frase en el imperativo. Me lo das.
asked by Anonymous 
Physics
A 5.0 kg block with a speed of 2.9 m/s collides with a 10 kg block that has a speed of 2.1 m/s in the same direction. After the collision, the 10 kg block is observed to be traveling in the original direction with a speed of 2.6 m/s. Suppose, instead, that
asked by Alex 
Math
5. Sales. An auto dealer’s sales numbers are shown in the table below. Find for each month the mean, median, and mode prices of the cars she sold. Round your answers to the nearest dollar. Price May June July $20,000 22 25 24 $15,000 49 24 24 $12,500 25
asked by Jones 
Math
Sammy has a 10foot ladder, which he needs to climb to reach the roof of his house. The roof is 12 feet above the ground. The base of the ladder must be at least 1.5 feet from the base of the house. How far is it from the top of the ladder to the edge of
asked by Chen 
Mensuration
A carpet is laid around a rectangular dance floor measuring 10m by 8m.if the width of the carpet is 2m,find its area.
asked by Prince 
SUMMARY OF FINANCIAL TIME VALUE OF MONEY
How much should you invest each month in order to have $800,000 if your rate of return is 5.3% compounded monthly and you want to achieve your goal in 40 years? If you deposit the amount you need to achieve your goal in 20 years, how much will your savings
asked by Anonymous 
Geometry
I need to write a paper about M. C. Escher, what he did, and how he became inspired to do tessellations and make that the focus of his work. Whatever you give me is fine as long as it's helpful, a link would be great.
asked by Zoella 
American History
referring to the Declaration of Independence: what references do you say in American? What attitudes toward Native Americans does this Express
asked by KK 
Science
5. Name two ways in which a large cell can minimize the negative effects of its size. They can minimize their size by cell division. ???????? I cannot find this answer in my textbook. Can someone please help me?
asked by Olivia N J 
American History
Join or Die political cartoon by Benjamin Franklin what do the segments of the snke represent
asked by KK 
Calc
fâ‚(x) = âˆš(5x)  2x^2+2x4 ; x1 fâ‚ƒ(x) = 1/24 ; x=0
asked by Ree 
Journalism
What are the rights of public official/figures vs a private citizen? Thanks for the help!
asked by Julia 
Physical science
If you use a 29m secondclass lever to lift a 1000 N load exactly in the middle of the lever, and you lift the lever 1.5m high, how high do you lift the load?
asked by Ainsley 
Calculus
Please help me. 1. Use the definition of the derivative to find f'(x), if f(x)=x^2 2.Find the derivative of y=3t^5  5√t + 7/t
asked by Jamie 
Math
A rectangle's width is x and its length is 2x1. Its area is 21. Find its dimensions. my work so far: 21 = x(2x +1) 21 = 2x^2 + x I was wondering how I would continue to solces this problem.
asked by Caitlin 
English
Can someone please give me the summary of the following story's? Before the gun went off The poisoner who wore glasses I would really appreciate help :)
asked by Lilly 
physics
A car slows down uniformly from a speed of 24.0 m/s to rest in 4.50 s. How far did it travel in that time?
asked by carolyn 
Fractions
Ian drinks 3/4 cups of water for every halfmile that he runs. In cups, how much water should Ian take along for a 31/2 mile run?
asked by Anonymous 
Math
For the first tour on Monday, a museum sells 4 child tickets and 8 adult tickets for $128. For the second tour the museum sells 6 adult tickets for $72. Find the price of one child ticket and the price of one adult ticket
asked by Alicia 
Assistance on whether numbers are correct? Financi
You would like to have $750,000 when you retire in 25 years. How much should you invest each quarter if you can earn a rate of 4.2% compounded quarterly? future value = (payment)[((1+i)^n1)/i] 750000 = P[(1.042^(4*25)1)/0.042] 750000 = P[1433.4] payment
asked by Ian 
math
Two cars leave Kansas City at the same time. One car is moving east and the other west. After 5 hours, the cars are 575 miles apart. One car is traveling 15 miles per hour faster than the other. Let S = the speed of the slower car and F = the speed of the
asked by Jose 
financial analysis
Coupon rate 12% Coupons per year 2 years to maturity 15 Price $1,153.72 Face Value $1,000.0 Tax Rate 40% how do you calculate the market interest rate
asked by Jackie 
Chemistry
What would the step by step process be to perform titration with a strong base and strong acid? Including the equipment. If someone could explain it in a brief way to me that would be appreciated.
asked by Gr 11 
English
Write his, her, their, or its to should which pronoun you should use. 1. each neice: ______ answer: their 2. Jane, Ann, or Wilma ___ answer: their 3. either Brian or Kevin ____ answer: their
asked by Kimmy 
English
Write each noun and whether it is concrete or abstract. Your van was towed to the garage down the street. VANCONCRETE, GARAGE: CONCRETE STREET: CONCRETE
asked by Kimmy 
English
Write each noun and tell whether it is concrete or abstract. Mary and John study English at the college. Mary and John= concrete English= abstract college= concrete
asked by Kimmy 
English
Find the verb. Several huge rocks had fallen onto the highway and shattered. answer: shattered
asked by Kimmy 
Chemistry
A.) Write a balanced chemical Eq'n for a reaction between MAGNESIUM & HYDROCHLORIC ACID. Answer: Magnesium + Hydrochloric Acid Mg (s) + 2 HCL (ag)  MgCl2 (aq) H2(g) B.) Assuming 7.00 g of Magnesium completely react according to the above Eq'N,
asked by Jen 
English
Find the verb. Breakfast was served promptly at 8:00am. answer: served
asked by Kimmy 
Social studies
1, in what way did Uncle Toms Cabin change the attitude of Northerners about slavory? They began to view it as a political problem They began to view it as an economic problem They began to view it as moral problem****** They began to feel it was none of
asked by Hey 
SS HELP FAST!!! 2
Using the chart above, develop an inference comparing the economic conditions in South Korea and North Korea. Use facts from the chart to support your inference. So, whats this asking? (I Cant Put The Chart On This...)
asked by Agala 
MATH
Find the value of single perpetuity payment if the present value of the perpetuity payments at t=0 years is AED 500,000 and the interest rate is R% compound per year.[Choose R% from 8% to 12%]
asked by ESLAM 
MATH
Calculate the net present value (NPV) of the cash shown on the diagram at t = 0 year, if the interest rate is W % compounded annually. Initial capital is AED 300,000 [Choose any value for X,Y&Z from AED 200,000 to 900,000and W from 10% to 18%] AED 100,000
asked by ESLAM 
Math
A rectangle's width is x and its length is 2x1. Its area is 21. Find its dimensions. my work so far: 21 = x(2x +1) 21 = 2x^2 + x I was wondering how I would continue to solces this problem.
asked by Caitlin 
geography
if it is 2pm at 45degree west what is the time at 45 degree east
asked by ram 
science
Describe how the kinetic energy of the molecules affects an object's total thermal energy.
asked by Jenny 
math
The locus of a point whose distance from point (0,5) is always 3/4 of its distance from the line Y=8 is an elipse. Find the equation,centre, length of the major axis, length of the minor axis and the foci of the ellipse.
asked by saud 
Algebra
Find the equation, the center and the radius of a circle passing through (1,3) , (2,2) and (2,6).... with steps.
asked by Khaled 
Math
Compare. Use , or = to. Show all work 55÷(11) ___ 45÷(9)
asked by Anthonny 
math
the hour hand of a clock move from 1 to 4 0 clock. through how many degrees does it move
asked by Anonymous 
Grammar
Rewrite the paragraphs adding pronouns such as "he," "they," etc. Tim and Paul love to go to the pool. Tim and Paul's favorite thing to do is swim laps. Tim likes to do the backstroke. Tim collects all the posters of famous swimmers in his bedroom. Tim
asked by Ashley 
Math
Given that the line x/a + y/b = 1 passes through ( 0 , 3 ) and ( 5 , 1 ), find the value of a and b
asked by Jake 
Algebra II Honors
A rectangular garden is 25 feet long by 10 feet wide. You have enough mulch to cover 1000 square feet. You would like to extend both the length and the width of the garden by x feet to use up all of the mulch. Write an equation to represent the area of the
asked by Pooh 
physical science
The gas in a cylinder has a volume of 3 liters at a pressure of 106 kPa. The pressure of the gas is increased to 208 kPa. Assuming the temperature remains constant, what would the new volume be? = ....L?
asked by laure 
Math
The salary of an employee in 1985 is $1200,in 1987 it will be $1350. Express salary as a linear function of time and estimate his salary in 1988.
asked by Ana 
unitar
A machine produces parts with lengths that are normally distributed with ï³ ï€½ 0.5 . A sample of 10 parts has a mean length of 75.92.
asked by Anonymous 
Math
The equation of line joining the point (3,5) to the point of intersection of the lines {4x+y1=0} and {7x3y35=0} is :
asked by X 
math
Solve the equation for x. For each of the following problems is it possible for x to be equal to: 1? (x+m)/(x−1)=1 If m ≠ 1, there are no solutions\ if m=1, the solution is ? Ii do not now how to find the solution for if m=1 but i got all real
asked by allie 
math
Annuities /assessment You would like to have $550,000 when you retire in 35 years. You would like to have $550,000 when you retire in 35 years. How much should you invest each quarter if you can earn a rate of 4.8% compounded quarterly? a) How much should
asked by McKellen 
Bayes' Theorem
I tried the problem and my answers are still coming up wrong?. You can compare to mine to see where you (or I) went wrong. I'm a little rusty on Virus infects one in every 200 people. A test used to detect the virus in a person is positive 90% of the time
asked by MILLY 
American History
As Section 3 of this chapter explains the Declaration was divided into four parts right down the first phrase of each of those four parts. That is the question and I read section three and I looked it up several time phrased several different ways so can
asked by KK 
maths
Find the ratio of the price of pencil to that of price of ball pen If the cost of pencil is Rs 96 per score and ball pen cost rs 50.40?
asked by hriday