Questions Asked on
July 25, 2014

math
One shelf at CovertoCover Bookstore contains copies of several books on the bestseller list. Half of the books on the shelf are copies of the Number 1 best seller. Of the remainder, 1/4 are copies of the Number 3 book. The rest are copies of the Number
asked by Ouloperjs 
math
At 5 p.m two ships started sailing toward each other from ports which were 300 miles apart at average rates of 20 and 25 miles per hour. At what time were the ships still 30 miles apart?
asked by Ouloperjs 
Maths!! Sinusoidal!
1.Jim and Chana are riding the Ferris wheel like the one diagrammed here. It is supported on a triangular base having a bottom of 18.460m and sides of 14.359m. During the ride Jim observed Chana, while Chana observed that at the bottom of the ride she
asked by Moe 
physic
a stone A is dropped from the top of tower and B is thrown downward from same point 2 seconds later with initial velocity of 30 ms , if the same stone A and B reach the ground at same time, find height of the tower
asked by Apoorva 
Chemistry
Hydrogen Storage in Alloys  The Future? Certain alloys such as LaNi5 can store hydrogen at room temperature. A plate of LaNi5 containing no hydrogen is placed in a chamber filled with pure hydrogen and maintained at a constant pressure. At what depth from
asked by Muanda 
Calc
A rancher wants to fence in an area of 1500000 square feet in a rectangular field and then divide it in half with a fence down the middle, parallel to one side. What is the shortest length of fence that the rancher can use?
asked by Anonymous 
Technology & Society/Ecology
The central problems mentioned in the case study concerning the Love Canal include all of the following EXCEPT that: A. developers and the school board knew about the chemical dump, but proceeded anyway. B. individual citizens are powerless to make a
asked by Pat 
Math
a building is 16m from a television tower. From the top of the building, the angle of depression from the base 43 degrees, and the angle of elevation to the top of the tower is 24 degrees. Find the height of the tower?
asked by Cuyahon 
Trigonometry
The angle elevation from a point A to the top of the Washington Monument is 32 degrees. From point B, which is not the same line but 55 feet closer to the monument, the angle elevation to the top is 38 degrees. Find the height of the Washington Monument.
asked by Renee 
Chemistry Please Help!!!
Airbags contain a mixture of sodium azide, potassium nitrate, and silicon dioxide. A sensor detects a head on collision that cause the sodium azide to be ignited and to decompose forming sodium and nitrogen gas. This gas fills a nylon or polyamide bag such
asked by Annie 
personality and Social Development
treavor is unable to engage in nonverbal comunication behaviors, and his language tends to be imitative ,He pays little attention to the people around im, prefering to sit and play intensely at activities requiering repetative motions.Travor is desplaynid
asked by daniela 
College Algebra
1.Give a quadratic function q(x) with a vertex of (1, 2). 2. Give a function h(x) which does not have an inverse function. 3. Give a polynomial function g(x) with zeros 1,2,3 4. Give an exponential function s(x) passing through (0,2) and (4,1). 5. Give a
asked by Chris 
MAth
need help with this 5y(2y  3) + (2y  3)= 10y  15y + 2y  3 Am I on the right track?
asked by Amy 
math
how much would you have to pay each month to pay off a $32,000 remaining mortgage/30 years if you want to pay off in fewer than 5 years?
asked by Sharon 
Mortgage payoff
How much would you have to pay each month (current payment is 603.97) to pay off a 30 year mortgage with a $32,000 balance in five years or fewer? Thanks
asked by Sharon 
MATH WORD PROBLEMS
PART A Camilla has a rectangular print that is 34 inches wide and 26 inches tall. She wants to center it on the wall above the television in her living room. The television is placed i front of a rectangular wall in the living room that is 18 1/2 feet long
asked by Andra 
Math 221
where is the origin located in this equation? 1). The first equation that I am using for my discussion is: y=x+4 and the parallel must past through this given point (7, 1) y=x=4 is the equation and (7, 1) is the ordered pair y=x+4 Since I want the new
asked by Karen 
College Algebra
Hello Steve, it didn't work for "t" i can't get the actual value... Find the time required for an investment of 1 dollars to grow to 7200 dollars at an interest rate of 7.5 percent per year, compounded quarterly
asked by Chris 
home economics
The US government does not influence its economy true or false?
asked by Anonymous 
Spanish 3
______ terminado todos los quehaceres de la casa si nuestra madre no ______ regresado tan pronto. a) Hubiéramos, habría b) Habríamos, hubiera c) Habría, hubiéramos d) Hubiéra, habría My answer: C, because its saying "I would have" and then "our
asked by Lia 
Spanish 3
Si ______ a una estrella del cine, le ______ su autógrafo y lo ______ en la pared de mi cuarto. a) conocería, pidiera, pusiera b) pediría, conociera, poneria c) pidiera, conocería, puesto d) conociera, pediría, pondría
asked by Lia 
English
Discuss the manner in which the theories expressed by John Winthrop are in some degree evident in American government and culture today. Can someone tell if my answer is right. In Prospero's America, Walter W. Woodward looks at the exchange of catalytic
asked by kiki 
Calculus: Determine the constants from function
The function h(x) = x^3 + bx^2 + d has a critical point at (2, 4). Determine the constants b and d and find the equation of h(x). IM SO CONFUSED :(
asked by mia 
algebra 1
Fiberoptic cables are used widely to increase the speed and accuracy of data transmission. When light passes through a fiberoptic cable, its intensity decreases with the increase in the length of the cable. If 1700 lumens of light enters the cable, the
asked by nicol 
Technology & Society
Which of the following is an ingredient of acid rain? A. Lead B. Nitrogen dioxide C. VOCs D. Ozone I think it's B., but not sure.
asked by Pat 
college English
Discuss the manner in which the theories expressed by John Winthrop are in some degree evident in American government and culture today. Can someone tell if my answer is right. In Prospero's America, Walter W. Woodward looks at the exchange of catalytic
asked by kiarra 
Algebra
A pet store sells mice in 2 colors: brown and white. If 3/5 of the mice are brown, the ratio of male mice to female mice is 2:1, and 1/2 of the female mice are white, then what is the ratio of the number of brown male mice to the number of white male mice?
asked by Stephanie 
Business Law
Becky Friedman, while a minor, buys a cassette recorder for $35. The day after her eighteenth birthday she attempts to return it, claiming it does not meet her needs. Must the seller take back the cassette recorder? Why or why not? I said yes, because a
asked by Melissa 
Algebra
In the correctly worked subtraction problem, each letter represent a different digit. what is the largest possible value of E? FLEA  BEE  MOLE
asked by Misty 
College Algebra
Give two functions f(x) & g(x) such that (fg)(1) = 4
asked by Salas 
Spanish
Can someone please just proofread this? Especially the use of the imperfect and por/para. And don't worry about punctuation :) ¡Ola mis amigos y familias, me llamo Nick y soy en el hotel primero de Buenos Aires, la ciudad mayor de Argentina! Mis
asked by Nick 
Science
What volume of 0.250 mol/L hydrochloric acid is nuetralized by 1.50g of calcium hydroxide?
asked by Ria 
chemistry
What volumr 0.250 mol/L hydrochloric acid is neutralized by 1.50g of calcium hydroxide?
asked by Ria 
Math 105
To estimate the proportion p of defective light bulbs produced in a factory, a sample of 180 bulbs were tested. In this sample 27 were defective. We will compute a 95 percent confidence interval for p. Compute the margin of error e in esimating p at 95
asked by Anonymous 
maths
the angels of atriangle are in A.P. , the greast is five times the least , find their angels in degrees .
asked by sachin 
economics
What is the South african government providing and To whom
asked by nozipho buthelezi 
physics
can we make any science model on application of ultrasound
asked by monika goyal 
physics
what would the tension in a string be if the block being suspended by the string had a mass of 5.0kg the acceleration was 2.2m/s^2 and the velocity was 5.2m/s
asked by kristen 
physics
so the velocity doesn't matter for the question I
asked by kristen 
physics
so mr.pursley the velocity doesn't matter for the question I asked?
asked by kristen 
physics
thank you
asked by kristen 
physics
a roller coaster weighing 500kg starts at rest from a point of 45m above the ground. what is its speed when it reaches point b at ground level?
asked by kristen 
Social Science  Science
Post a behavioral research situation that could use a Pearson coefficient and chi square research study. Present the rational for each selection.
asked by cynthia 
physics
a man throws his keys up to his wife 4.00m above. the wife catches the keys 1.50s later. with what initial velocity were the keys thrown?
asked by kristen 
Math terminal zeroes
If a number ends in zeroes, the zeroes are called terminal zeroes. For example, 520,000 has four terminal zeroes, but 502,000 has just 3. Let X equal the product of all natural numbers from 1 to 20. N = 1 * 2 * 3... *20. How many terminal zeroes will N
asked by Help please 
math
Five points lie in the same plane with no three points on the same line. A circle can be drawn through any three of the five points. What is the total number of different circle that can be drawn such that each circle passes through three of the five
asked by jennifer 
Math 221
These are the questions that's used for my classwork and I need help with it. There is no typo. y=x+4 and the parallel must past through this given point (7, 1) y=1/2x+1, and the perpendicular must pass through this given point (4, 2)
asked by Karen 
Math 221
I am trying to figure out if this equation is correct? My second equation that I am using is: y=1/2x+1, and the perpendicular must pass through this given point (4, 2). yy=m(xy) y2=2(x4) perpendicular lines have to have slopes, so y2=2x8
asked by Karen 
maths
simplify by removing radical signs and negative indices where ever they occur: ¡Ì4 power 3/4
asked by vinny 
Math 221
I need to check and see if this is correct? 1). The first equation that I am using for my discussion is: y=x+4 and the parallel must past through this given point (7, 1) y=x=4 is the equation and (7, 1) is the ordered pair y=x+4 Since I want the new
asked by Karen 
science
if the wings of bird are clipped will they able to fly
asked by yashaswini 
Physics
The following figure represents the ride for a cart with a mass of 200 kg along a frictionless track. a. Calculate the velocity of the cart at points A, B, and C if the cart is dropped from a height of 100m with a initial velocity of 10 m/s. b. Calculate
asked by Liz 
physics
a baseball is thrown from a mound .833ft above ground level ,to home plat 60.5 feet away. the ball is released horizontally from the pitcher with a velocity of 139ft/s when the pitchers hand is 5.3ft above the mound. a)how long will it take to reach home
asked by sam 
Jade
1. Spectroscopic studies of the reaction of azide ion with the cluster [Ru3(CO)12] in acetone solvent confirmed the occurrence of process (i) under a CO atmosphere. Kinetic measurements of this rapid [Ru3(CO)12]+ N3– →[Ru3(NCO)(CO)11]–+ N2(i)
asked by Chemistry 
child development
Research has shown that most preschoolers A. don’t use the words “think,” “remember,” or “pretend.” B. have a complete grasp of cognitive processes. C. believe that an event can be known without being directly observed. D. often insist
asked by daniela 
American History
11. Which of the following is true of the Supreme Court's decision in Brown v. Board of Education of Topeka? A. It ruled that desegregation was a state issue, but that segregation was a federal issue. B. It established that all citizens should have access
asked by Danielle 
College Algebra
You wish to fence a circular garden of area 70 square meters. How much fence do you need?
asked by Morgan