Questions Asked on
August 10, 2014

physics
a 62.0kg bungee jumper jumps from a bridge. she is tied to a bungee cord whose unstretched length is 12.0 m and falls a total of 31m a) calculate the spring constant k of the bungee cord and b) calculate the maximum acceleration she experiences.
asked by kristen 
Algebra
A cookie company uses one cup of sugar for every 35 cookies it makes. Let represent the total number of cups of sugar used, and let represent the number of cookies made. Write an equation relating to , and then graph your equation using the axes below.
asked by Gena 
Algebra
I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last problem I will be using the
asked by Lisa 
Accelerated Algebra
it takes 80 feet of fencing to enclose your garden. According to your calculations,you will need 350 square feet to plant everything you want. Is your garden big enough? Explain your answer. They gave a rectangle length=40x and width= x I asked my mom and
asked by Lily 
College Chemistry II
What is the solubility of ZnCO3 at 25C in a buffer solution with a pH of 10.21? ZnCO3 Zn++ + CO3 –  CO3 + H2O > HCO3 + OH pOH = 14 – 10.21 = 3.79 [OH] = 1.62x10^4 M = [CO3] = [Zn++] Ksp = [Zn++][CO3] = (1.62x10^4)( 1.62x10^4) =
asked by Monica 
maths
The Cooking Club made some pies to sell at a basketball game to raise money for the new math books.The cafeteria contributed four pies to the sale.Each pie was then cut into five pieces and sold.The were a total of 60 pieces to sell.How many pies did the
asked by peter 
Physics
While sitting on a tree branch 11m above the ground, you drop a chestnut. When the chestnut has fallen 2.7m , you throw a second chestnut straight down. What initial speed must you give the second chestnut if they are both to reach the ground at the same
asked by Anonymous 
physics
Two boat landings are 8.0 km apart on the same bank of a stream that flows at 2.8 km/h. A motorboat makes the round trip between the two landings in 50 minutes. What is the speed of the boat relative to the water? I think it is something along the lines of
asked by Delilah 
physics
an object moving on the x axis with a constant acceleration increases its x coordinate by 108 m in a time of 9.5 s and has a velocity of 20 m/s at the end of this time. Determine the acceleration of the object during this motion?
asked by chris 
physics
A ball hits a wall horizontally at 6.0 m/s. It rebounds horizontally at 4.4 m/s. The ball is in contact with the wall for 0.040 s. What is the acceleration of the ball?
asked by Harsh Kummmar Singh 
physics
Ball A is dropped from the top of a building of height h at the same instant that ball B is thrown vertically upward from the ground. When the balls collide, they are moving in opposite directions, and the speed of A is twice the speed of B. At what height
asked by Jessica 
statistics
Suppose that on a certain examination in advanced mathematics, students from University A achieve scores which are normally distributed with a mean of 625 and a variance of 100, and that students from University B achieve scores which are normally
asked by Anonymous 
math
a piece of wire 12 meters long is cut into two pieces.one piece is bent into the shape of an equilateral triangle and the other into the shape of a circle.how should the wire be cut so that the combined area of the two figures is as small as possible?
asked by jun gajetos 
AP Stats
transformation necessary to linearize the data. Be sure to convince me that you understand.
asked by Hep 
Math
find the volume of iron require to make an open box whose external dimensions are 36 cm * 25cm* 16.5 cm and 1.5 cm thick throughout. if 1 cm3 of iron weighs 8.5 grams, find the weight of the empty of box in kilograms..
asked by Abhay 
Algebra
I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last problem I will be using the
asked by Lisa 
physics
A stone is projected vertically upwards with a velocity 10m/s .Find the maximum height reached by the body (g=10m/sec)
asked by yasaswani 
Teaching in Early Childhood Programs,
Trey is a fouryearold with Down syndrome in your class. To support him in cleaning up his space after snack, which of the following should you avoid doing? A. Repeat expectations, such as "Your napkin goes in the trash." B. Conceal your feelings about
asked by daniela 
PHYSICS
A dockworker applies a constant horizontal force of 71.0N to a block of ice on a smooth horizontal floor. The frictional force is negligible. The block starts from rest and moves a distance 10.0m in a time of 5.50s . If the worker stops pushing after 5.50s
asked by JADE 
College Chemistry II
What is the pH of rainwater at 30C in which atmospheric Co2 has dissolved, producing a constant [H2Co3] of 1.40x10^5 M? Take into account the auto ionization of water. Im very confused on how to even start this problem
asked by Monica 
Economy Essay Outline/Structure Help
I'm writing a synthesis paper about why we should utilize middleout economics (basically economics that focus on the middle class) I'm very new to the topic so I don't want to spread myself too thin or dive into something I don't know too much about. I'm
asked by Tyler 
PHYSICS
Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 62.0∘. Dog A exerts a force of 270N , and dog B exerts a force of 302N . Find the magnitude of the resultant force. Find the angle the resultant force makes with the
asked by JADE 
math
4. How many positive integers less than 100 are divisible by 3,5,7? A.None B.One C.Two D.Three E.Four
asked by philp 
math
In a high school, 30% of student take physics, 15% of students take chemistry. The rest of students are taking biology. What is minimum student taking biology? A.7 B.8 C.9 D.10 E.11
asked by rabie 
Algebra
Find the present value, using the present value formula and a calculator. (Round your answer to the nearest cent.) Achieve $225,500 at 8.55% compounded continuously for 8 years, 125 days.
asked by HOLLY 
Math
Adult tickets for a play cost $18 and child tickets cost $12. If there were 20 people at a performance and the theatre collected $246 from ticket sales, how many adults and how many children attended the play?
asked by jyt 
fraction
when a fraction is reduced to its lowest term, it is equal to 3/4. The numerator of the fraction when doubled would be 34 greater than the denominator. Find the fraction.
asked by Kissi 
Chemistry
Calculate the adiabatic flame temperature of burning CH4 (g) at 1 atm when burned with 50% excess air, and the reactants enter at 25oC. Standard heat of formation: Ch4: Hr = 49.963kj/mol CO2: Hr =  393.25 kJ/mol H20(g) : Hr =  241.835 kj/mol Heat
asked by nishka 
physics
a storage battery of emf 8V internal resistance 1 ohm is being charged by a 12 V d.c source using a 15 ohm resistor in series in the circuit. Calculate the current
asked by mowgli 
Question?
do you think gender roles are produced by gender stereotypes, or vice versa? I personally feel that gender roles produce gender stereotypes . What do you think
asked by Amanda 
physics
A person walk up a stalled escalator in 90sec.when standing on the same escalator now moving,he is carried in 60 sec.the time he would take to walk up the moving escalator will be.
asked by aisha 
maths
Beth is two years older than Julio.Gerald is twice as old as Beth.Debra is twice as old as Gerald.The sum of their ages is 38.How old is Beth? (1)2 (2)3 (3)5 (4)6 (5)8
asked by peter 
physics
a car with a mass of 900kg and a car with a mass of 2000kg collide. one car is moved away from the impact point as one mass at 16.0m/s in the direction 24 degrees west of south. what was the initial speed of each car prior to the collision?
asked by kristen 
maths
In a tree digit number, the tens digit is thrice the units and the hundred digit its time the unit digit .also the sum of its digit is16 .find the number.
asked by nishant 
Teaching in Early Childhood Programs,
Trey is a fouryearold with Down syndrome in your class. To support him in cleaning up his space after snack, which of the following should you avoid doing? A. Repeat expectations, such as "Your napkin goes in the trash." B. Conceal your feelings about
asked by daniela 
physics
Two boat landings are 3.0 km apart on the same bank of a stream that flows at 1.6 km/h. A motorboat makes the round trip between the two landings in 50 minutes. What is the speed of the boat relative to the water? How do I factor in the fact that velocity
asked by Sally 
Math
In mr.kingmans math class four fifths of the stundents earned an a on their math exam.the rest of the class earned a b .what percent of the class earned an a ? WhAt percent of the class earned a b
asked by Jade 
teaching in early childhood programs
Which of the following is the most essential characteristic of good activityplan objectives? A. They relate to the theme of the day. B. They can be stated in just a single word. C. They are always fun for children to do. D. They describe child behavior or
asked by daniela 
Algebra
Assume the car can be purchased for 0% down for 60 months (in lieu of rebate). A car with a sticker price of $42,900 with factory and dealer rebates of $5,100 (a) Find the monthly payment if financed for 60 months at 0% APR. (Round your answer to the
asked by HOLLY 
English
Why was William Golding so uncertain about his book Lord Of The Flies?
asked by Bea 
maths
Find the vector eqn of the plane through the points (2,1,1) and (1,3,4) and perpendicular to the plane x2y+4z=10
asked by abhishek 
calculus
A person's temperature is f (t) degrees Fahrenheit t days after the start of a tendays sickness and f(t)=98.6+1. 2t0.12t^2, 0 is less than or equal to t, and t is less than or equal to 10. find the rate of change of the temperature when the person has
asked by KZAA 
Algebra
I also need you to check and make sure that I am using the FOIL method correctly for this problem. #82). 9ww^3 9ww^3=w*(w^29) I have to factor out the GCF, which is “w”. 9w^2=3^2w^2= (3w) (3+w) = (3w) (w+3) 3w=(w3) (3w)(W+3)=(w3) (w+3)
asked by Lisa 
Math
solving using the elimination method 2r7s=6 7r_2s=32
asked by Keya 
math
solve using any appropriate method 0.05x+0.25y=99 0.15x+0.05y=108
asked by Keya 
Analytic Geometry
A square is a quadrilateral with four equal sides. The area of a square is equal to square of its sides. The diagonal of a square is a line segment joining any two nonconsecutive side. Find the area of a square and the length of its diagonal whose
asked by Jnr John 
physics
If you heat a thin circular ring in a oven, does the rings hole get larger or smaller.why?
asked by vignesh 
calculus
the volume V of a right circular cone of height h=8 feet and radius r feet is V=V(r)=2pier^2. If r is changing, find the instantaneous rate of change of the volume V with respect to the radius r at r=4.
asked by KZAA 
Algebra
I also need you to check and make sure that I am using the FOIL method correctly for this problem. #82). 9ww^3 9ww^3=w*(w^29) I have to factor out the GCF, which is “w”. 9w^2=3^2w^2= (3w) (3+w) = (3w) (w+3) 3w=(w3) (3w)(W+3)=(w3) (w+3)
asked by Lisa 
what does this mean?
This is business law class, the question is An employee of a selfservice liquor store watched Lee pick up two bottles of cognac worth $25 each. Lee concealed one of the bottles in his pants and held the other in his hand. When approached by the employee,
asked by Jenny 
Math
At a T.I concert, the ratio of the number of girls to the number of boys is 2:7. If there are 250 more boys than girls, how many girls are at the concert?
asked by Tristan 
math
If v,w,x,y, and z are consecutive multiples of 3, counting from smallest to largest. What is the value of vwx+y in terms of z? A.4z4 B.12 C.30 D.0 E.4z
asked by vincent 
Math
solving using the elimination method 0.3x0.2y=4 0.2x+0.3y=5/23
asked by Janelle 
statistics
Use the given sorted values below which are the numbers of points scored in the Super Bowl for a recent period of 24 years. 36 37 37 39 39 41 43 44 44 47 50 53 54 55 56 56 57 59 61 61 65 69 69 75
asked by Brian 
physics
Two boat landings are 8.0 km apart on the same bank of a stream that flows at 2.8 km/h. A motorboat makes the round trip between the two landings in 50 minutes. What is the speed of the boat relative to the water?
asked by Thomas 
math
Transcriptionist B is a fulltime employee earning $10.00 per hour and an annual salary of $20,800. He transcribes 900 lines per day for a total of 234,000 lines per year. What is the unit medical transcription labor cost for transcriptionist B? Round to
asked by Anonymous 
Algebra
The plans for a she'd call for a rectangular floor with a perimeter of 276ft. The length is two times the width. Find the length and the width
asked by Pam 
English / Grammar
Please help me word this sentence correctly: At its zenith, the depression saw nearly 25 percent of all workers and 37 percent of all nonfarm workers completely out of work. I'm trying to say that at the peak of the depression, that's how many people were
asked by Tiffany 
math
how many different rectangles having an area of 81 square centimeters can you draw if the length and width have an integral value?
asked by Jose 
english 1511
Correct the following sentences for subjectiveverb agreement,tenses and fragments. 1My car it is very beutiful 2When he thought he could afford to pay his own school fees 3this students keep makin noise 4when I was young,use to love playin with dolls 5im
asked by ntokozo 
English 1511
Following sentences for subjectverb agreement,tenses and fragments. 1Going home now,how I wish could get there before it starts to rain 2Everyone have a right to live happily ever after. 3These are great news indeed ;I can't believe I made it 4In 1990,he
asked by ntokozo 
math
In one year what percent of your time is spent in school? Year=365 days School year=180 days I know that the answer is a little bit over 50%, but I am not too sure about the exact answer.
asked by anonymous 
math
35. If 1
asked by Rabie 
maths
In a list of numbers that starts with the number 13, every number is 4 less than twice the number that comes just before it.What will the fifth number in the list be?
asked by peter 
math
solve using any appropriate method 10x+y=278 10y+x=107
asked by Keya 
Algebra
Graph 4x + 3y =3
asked by Gena 
math
What is the value of 4^5 + 4^5 + 4^5 + 4^5 + 4^5 + 4^5 + 4^5 + 4^5 + 4^5 + 4^5 + 4^5 + 4^5 ? a. 12 x 2^5 b. 24^5 c. 3 x 2^5 d. 4^60 e. 3 x 4^6 please answer and explain
asked by thomas 
Geography
If you were to dig a hole all the way to the center of the Earth and back where would you end up if you were in Indonesia? Mexico? South America?
asked by Vitaly 
Analytic Geometry
f (1, 2) is equidistant with (4, 4) and (x, 4), find x.
asked by Jnr John 
chemistry
express the following in exponential notation : (a) 0.0030
asked by Madaliso 
English
Give the correct form of the verb in brachets 1.my mother often (wish) for more money. 2.my parents always(discuss) their finances with each other. 3.Each month i (draw) up my budget. 4.i (calculate) my savings at this very moment. 5.while my brother
asked by Lesedi 
Math
expression that is equivalent to 6(x  3).
asked by Anonymous 
Math
A line passes through the points (10,4) and (1,2). What is the slope of the line that passes through the two points?
asked by Anonymous 
math
3. Nancy can make 5 bags per hour. Sue cna make 6 bags per hour, and Ned can make 12 bags per hour. If Nancy and Sue make 12 bags per hour, and then Ned joins them, how many minutes will it take them to make 149 bags? A.227 B.300 C.360 D.420 E.480
asked by philp 
math
10.If the average of four positive integers is 12, what is the largest possie value of one of those integers? A.35 B.37 C.40 D.42 E.45
asked by philp 
math
If n is positive and n^2=57, between which two number does n lie? A.5 and 6 B.6 and 7 C.7 and 8 D.8 and 9 E.9 and 10
asked by Rabie 
ethics
Which of the skills that Phil Connors (Bill Murray) learns in the course of his time in the Groundhog Day loop would be considered a “practice” according to MacIntyre’s account? Is it Playing piano?
asked by Darcy Deagan 
sociology
explain The impact of preventive medicine and public health
asked by kay 
chemistry
f 8.77 g of KI are dissolved in enough water to make 4.75 L of solution, what is the molarity of the solution?
asked by molly 
maths
y .(8,5) (3,1) . .(7,1) 0 x What is the area of the triangle in the figure above?
asked by peter 
java
write a program thatprint on secreen the reselt of the following series: d=1+2/x^2+3/x^3+.....r/x^r . thanks
asked by ahmad