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2010
August

Questions Asked on August 18, 2010

Find (A upside down U B) upside down U C, givenA = {s,e,t} B = {m,E} C = {f,r,e,e,}
1. 2 answers
2. asked by Luke
3. 3,583 views
the small 2kg block A slides down the curve path and passes the lowest point B with a speed 4 m/s. If the radius of the
1. 2 answers
2. asked by samad
3. 3,154 views
how many inches long is the radius of the largest circle that can fit inside a rectangle 18 inches long and 12 inches wide?An
1. 2 answers
2. asked by graciela
3. 2,212 views
a driver drove 50 miles in 50 minutes. how many miles per hour was he driving?
1. 4 answers
2. asked by graciela
3. 2,132 views
The percentage composition of chlorine, by mass, in the compound K2PtCl4 is
1. 1 answer
2. asked by christine
3. 2,106 views
A 70 KG man is standing on a scale inside an elevator. Calculate the reading on a scale after the cable breaks and the elevator
1. 5 answers
2. asked by Cassy
3. 2,064 views
Any help would be great on the below problems. I am not sure where to begin. How do I solve these? Do I use a formula?1. You are
1. 2 answers
2. asked by Ashley
3. 2,023 views
Do bonds reduce the overall risk of an investment portfolio? Let x be a random variable representing annual percent return for
1. 2 answers
2. asked by Karen
3. 1,888 views
two cars leave town at the same time. one travels west at 56 mph, and the other travels south at 42 mph. after one hour, how far
1. 2 answers
2. asked by graciela
3. 1,853 views
A ball thrown straight up takes 5.80 seconds to go up and come back down to its starting point. Neglecting air resistance, how
1. 3 answers
2. asked by Juan Carlos
3. 1,714 views
i have a doubt if "the" should be capitalized in this sentence:Thomas Jefferson wrote the Declaration of Independence for our
1. 5 answers
2. asked by lara
3. 1,566 views
can you help me figure this question out? In a race with five people, Betty finished ahead of David, and the same number of
1. 1 answer
2. asked by hunter
3. 1,540 views
A car drives down a road in such a way that its velocity ( in m/s) at time t (seconds) isv(t)=1t^(1/2)+1 . Find the car's
1. 2 answers
2. asked by Mary
3. 1,402 views
Courtnytravels south on her bicycle riding 8 miles per hour. One hour later, her friend Horacio starts riding his bicycle from
1. 4 answers
2. asked by Ola
3. 1,375 views
During a lift off , the thrust a rocket produces must overcome the force of gravity in order to lift the rocket off the ground.
1. 3 answers
2. asked by Cassy
3. 1,344 views
find the height of the 32-inch tv screen shown below. round your answer to the nearent tenth of an inch.
1. 1 answer
2. asked by graciela
3. 1,283 views
If ^235U (235.043930 u) is struck by a neutron it undergoes fission producing ^144 Ba (143.922953 u), ^89 Kr (88.917630 u) and
1. 1 answer
2. asked by Brianna
3. 1,243 views
(a) Graph the parameterized curve described by x = 2sint, y = -3cost, 0<= t <= pi. Indicate the direction in which the curve is
1. 0 answers
2. asked by Kevin
3. 1,232 views
A rectangular Persian carpet has a perimeter of 240 inches. The length of the carpet is 30 inches more than the width. What are
1. 3 answers
2. asked by James
3. 1,156 views
Dependence on imported oil is the largest crisis. The United States alone consumes at least 25 percent of the worlds oil and
1. 1 answer
2. asked by Anonymous
3. 1,136 views
200-300 response summarizing health communication technologies Provide any personal experiences in usin or viewing the use of
1. 2 answers
2. asked by Anonymous
3. 1,022 views
The second angle of a triangle is 3 times as large as the first. The third angle is 55° more than the first. Find the measure
1. 1 answer
2. asked by James
3. 1,000 views
In the below sentence:Where would be a good place for Jocelyn, Eli, and me to have brunch on the southside/downtown? the rules I
1. 2 answers
2. asked by Mary
3. 970 views
Center and radius of x^2 + y^2 – 4y = 0.
1. 1 answer
2. asked by Ray
3. 912 views
robert has a piece of twine 3/4 yards long. he needs a piece of twine that is 2/3 of this length. how long of a piee of twine
1. 2 answers
2. asked by natalie
3. 870 views
a driver drove 50 miles in 50 minutes. how many miles per hour was he driving?
1. 1 answer
2. asked by graciela
3. 868 views
together two computers cost $2700 per year to rent. if one costs twice as much as the other, what is the monthly cost of the
1. 1 answer
2. asked by graciela
3. 866 views
the principle of checks and balances is based on the noion that
1. 1 answer
2. asked by Anonymous
3. 855 views
You need to replace the molding around a floor that is 15 ft. long & 23 ft. 6 in. wide. The molding sells for $0.50 per ft.. How
1. 2 answers
2. asked by J
3. 806 views
A jetliner, traveling northward, is landing with a speed of 72 m/s. Once the jet touches down, it has 730 m of runway in which
1. 2 answers
2. asked by yoyoma
3. 790 views
A cellular structure is composed of 20 proteins that have identical structures. How many gene products are required to form this
1. 1 answer
2. asked by edd
3. 783 views
how would we say this spanish word in english? dona Josefina?
1. 3 answers
2. asked by hunter
3. 781 views
Estimate the answer by rounding as indicated. Estimate by rounding to the nearest ten.72 + 46 + 26 + 95 + 33 = 272 272 = 280 Is
1. 2 answers
2. asked by Sarah
3. 761 views
Which of the statements below are true?a) The surface of the sun is over 10,000 degrees F B) The sun is hot enough to heat the
1. 1 answer
2. asked by ant
3. 756 views
Which of the following is not a step used when graphing the equation y = −x + 8 using the slope-intercept method?Explain the
1. 1 answer
2. asked by courtney
3. 750 views
The total area enclosed by the graphs ofy=10x^2–x^3+x y=x^2+19x This is a really long problem I keep getting the answer of
1. 2 answers
2. asked by Jane
3. 748 views
At noon on June 21, the vertical ray of the sun strikes the earth_______.a) in the southern hemisphere (23.5*S) b) at the North
1. 2 answers
2. asked by ant
3. 737 views
AM is a median of a triangle where A is one vertex andM is the midpoint of a side of a triangle opposite vertex A. If the
1. 3 answers
2. asked by Brendan
3. 718 views
If the percentage yield of a reaction was 78.51% and the theoretical yield was 288.0 g, what was the actual yield?
1. 2 answers
2. asked by christine
3. 713 views
A 120-V motor has mechanical power output of 3.00 hp. It is 94.0% efficient in converting power that it takes in by electrical
1. 1 answer
2. asked by blast
3. 698 views
The lines of magnetic force generated by the fluid motions of the earth's core result in the formation of the_____.a) North Pole
1. 2 answers
2. asked by ant
3. 673 views
how many inches long is the radius of the largest circle that can fit inside a rectangle 18 inches long and 12 inches wide?
1. 1 answer
2. asked by graciela
3. 661 views
find one counterexample to show that each conjecture is false :1. the sum of two numbers is greater than either number ? help
1. 1 answer
2. asked by kayla
3. 655 views
on the illinois state tax form, numbers are to be rounded to the nearest dollar. if heather earned $8265.53 at her part-time
1. 2 answers
2. asked by graciela
3. 647 views
Our solar system consists of_____?a) the moon and the planets b) the sun and the planets c) the sun and the moon d) the sun and
1. 2 answers
2. asked by ant
3. 642 views
Compare and contrast the initial formation of two states—Virginia and Pennsylvania—by evaluating and listing the
1. 2 answers
2. asked by Chris
3. 633 views
Heart disease is the leading cause of death in the U.S. Imagine you are teaching a class on heart health. Identify three main
1. 0 answers
2. asked by Tina
3. 626 views
What is the difference between inference and observation?
1. 1 answer
2. asked by christine
3. 622 views
Area of a sail. The area in square meters for a triangular sail is given by A(x) = x2 + 5x+ 6.a) Find A(5). b) If the height of
1. 2 answers
2. asked by Anonymous
3. 612 views
Very hot, liquid iron and sulfur are found 1,800 miles deep in the earth in the _____.?a) inner core b) mantle c) outer core d)
1. 0 answers
2. asked by ant
3. 604 views
How do I find the extreme values for the function y=sinx+cosx on the interval 0<x<2(pi)
1. 1 answer
2. asked by Kayla
3. 602 views
Explain the theoretical basis of ethical behavior and explain the basic elements of normative ethical theory to justify
1. 1 answer
2. asked by jon
3. 600 views
in a compressed spring, energy is in the form of(a) kinetic energy (b) potential energy (c) chemical energy (d) sound energy
1. 1 answer
2. asked by Anonymous
3. 594 views
A drag racer, starting from rest, speeds up for 402 m with an acceleration of +24.0 m/s2. A parachute then opens, slowing the
1. 1 answer
2. asked by yoyoma
3. 585 views
Explain what will happen to the volume of a gas as the pressure on that gas is increased. Assume that the temperature and amount
1. 1 answer
2. asked by christine
3. 581 views
Explain why the type of metal used in creating fireworks determines the colour seen when the fireworks are set off. Discuss what
1. 1 answer
2. asked by christine
3. 568 views
Let f(x)= Cube root(x + 2) and g(x) = x^3 - 2. Which of the following are true?I. g(x) = f^-1(x) for all the real values of x.
1. 1 answer
2. asked by Kevin
3. 555 views
some child phychologists hace oncluded that is the stongest predictor of both scholastic and career achievement. A. physical
1. 9 answers
2. asked by action
3. 553 views
I am having trouble figuring out the final step when i get to multiply 5/9(1955.6) to get the set solution. Can you help. the
1. 1 answer
2. asked by Kallie
3. 550 views
Newton applied his laws of motion to the problem of the motions of the planets. He assumed that it was gravity that held them in
1. 1 answer
2. asked by ant
3. 548 views
i have got a lot of math problems to do...if you can just help me with 3 of these problems...i could do the rest...thank you so
1. 2 answers
2. asked by savannah
3. 546 views
We measure the distance between stars in light years. A light years is the distance that light travels in one years (about 6
1. 2 answers
2. asked by ant
3. 542 views
Find the vertex of F(x) by using the formula for the x-coordinate of the vertex.F(x)= 4x^2 - 3x - 6 I don't exactly understand
1. 1 answer
2. asked by Jenny
3. 542 views
For Booker T. Washington v W. E. B. DuBois, I don't get DuBois' method...did he want African Americans to gain rights right
1. 1 answer
2. asked by Amy~
3. 540 views
For Booker T. Washington v W. E. B. DuBois, I don't get DuBois' method...did he want African Americans to gain rights right
1. 0 answers
2. asked by Amy~
3. 540 views
1. The children in your class are working on an art oriojectthat requiresthe children to use a standard hair dryuer . Of the
1. 1 answer
2. asked by action
3. 537 views
how does caffeine affect the excretory system? I have looked all over, and I can't find an answer. Please help!
1. 1 answer
2. asked by blue fire
3. 535 views
A uniform magnetic field of B = 3x10−4 T points in the positive x direction. A charge of 6 μC is fixed at the origin and a
1. 0 answers
2. asked by thegame
3. 532 views
Please help. I posted this question before but did not seem to get an answer/ A child who moved from throwing a ball using only
1. 2 answers
2. asked by action
3. 528 views
i have another doubt in this sentence with "son"one rule is to capitalize any title when used as a direct address. Jesus is the
1. 3 answers
2. asked by lara
3. 528 views
Construct a truth table for the statement.~s ~q
1. 1 answer
2. asked by Sarah
3. 522 views
find the difference between the volume of the cylinder 3-in radius, long 7 and the volume of the rectangular long 8-in wide 5-in
1. 3 answers
2. asked by graciela
3. 518 views
What are the different types of seafloor sediments and what are the factors that control the distribution of each major sediment
1. 0 answers
2. asked by Rich
3. 515 views
The earth's magnetic shield has?a) appeared only recently b)disappeared for short periods of time c)caused the earth's land
1. 2 answers
2. asked by ant
3. 502 views
How do lipids move through the body do they can be digested and absorbed? How are lipids stored in the body?
1. 0 answers
2. asked by Nancy
3. 495 views
The politicians and the news media often warn us of an impending energy crisis. What is the crisis, what can be done about it,
1. 2 answers
2. asked by Anonymous
3. 487 views
Place the digits 1,2,3,7, and 8 in a division problem, how would you place them to find the greatest quotient?
1. 2 answers
2. asked by Sarah
3. 487 views
You are excited about your new position as compliance officer at ECG because this is your first role as a member of a senior
1. 1 answer
2. asked by jon
3. 484 views
is it ethical to change accounting methods every year
1. 0 answers
2. asked by michael
3. 484 views
larry painted 1/3 of the fence.Lionel painted 3/5,Lester painted the final 40ft.How long waz the fence
1. 6 answers
2. asked by Anonymous
3. 483 views
List three ways in which human activities have contributed to the production of gases that dissolve in water to form acid
1. 1 answer
2. asked by christine
3. 482 views
what is a antonym for wordt
1. 1 answer
2. asked by ceeecee
3. 475 views
The moon revolves around the____.Just need to know if my answer or right or wrong. Thanks! :) earth
1. 4 answers
2. asked by ant
3. 472 views
What must you do to convert the annotated bibliography to an APA-formatted reference page
1. 0 answers
2. asked by Anonymous
3. 471 views
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis.y=x^2 x=y^2
1. 1 answer
2. asked by Mary
3. 470 views
Identify the property of multiplication of whole numbers that is illustrated in the following.3 * 1 = 3
1. 0 answers
2. asked by Sally
3. 470 views
Solve the problem. If the answer is an amount of money, round to the nearest dollar. A chemical solution contains 3% salt. How
1. 2 answers
2. asked by Sarah
3. 465 views
The movement of the earth around the sun____.a) is one of the reasons for seasons b) results in the formation of day and night
1. 2 answers
2. asked by ant
3. 464 views
if you push a wall with a force of 50N, the work you do is......(a)500J (b)5000J (c)50J (d)zero
1. 2 answers
2. asked by Anonymous
3. 463 views
Did the Civil Rights Movement bring in other people who had different types of resistance?OR did people use Martin Luther King's
1. 1 answer
2. asked by Amy~
3. 462 views
How many ways are there to choose a three-digit lottery number? Note that numbers like 003, 014, 222, 232 or 123 are all
1. 1 answer
2. asked by M.A.
3. 460 views
Why was it called black "resistance" during the Civil Rights Movement?
1. 3 answers
2. asked by Amy~
3. 451 views
how does movement differs among Bacteria, grasshoppers, fish, bear
1. 0 answers
2. asked by seth
3. 451 views
How can you tell if an acid is ionic or covalent?
1. 1 answer
2. asked by Cindy
3. 446 views
how many ways are there to chose a three digit lottery number? numbers like 003,014,222,232 or 123 are all allowed.
1. 1 answer
2. asked by Bob
3. 442 views
Find the parametrization for the left half of the parabola: y = x^2 - 4x + 3.
1. 0 answers
2. asked by Kevin
3. 441 views
A falling star is really a ______burning up in the atmosphere of the earth.Just need to know if my answer or right or wrong.
1. 2 answers
2. asked by ant
3. 438 views
find the area of the region.2y=4sqrtx , y=3 and 2y+2x=6 ?
1. 0 answers
2. asked by Candice
3. 437 views
HOW LONG WILL IT TAKE A CAR BEING DRIVEN AT A SPEED OF 15 MILES PER HOUR TO TRAVEL 26,400 FEET? AN OBJECT MOVING AT A RATE 0F 15
1. 1 answer
2. asked by BILL
3. 435 views
Would distilled water conduct electricity? Why or why not?
1. 1 answer
2. asked by christine
3. 434 views

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