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Questions Asked on May 25, 2010

Find the values of the 30th and 90th percentiles of the data18, 9, 7, 5, 11, 7, 17, 20, 19, 2, 17, 12, 5, 1, 13, 12, 11, 15, 16,
1. 7 answers
2. asked by Skye
3. 10,482 views
Is Glucose soluble in HCl, NaOH and NaHCO3 because it's soluble in water?- I put soluble for all because it dissolves in water.
1. 1 answer
2. asked by Alex
3. 6,408 views
If tanh(x)=24/25, find the values of the other hyperbolic function at xI was able to find coth(x)=25/24, but what is sin, cos,
1. 2 answers
2. asked by Sarah
3. 4,467 views
Two snow resorts offer private lessons to their customers. Big Time Ski Mountain charges $5 per hour plus $50 insurance. Powder
1. 2 answers
2. asked by Anonymous
3. 4,000 views
Susan keeps track of the number of tickets sold for each play presented at The Community Theater. Within how many standard
1. 3 answers
2. asked by Skye
3. 3,452 views
Two projectiles are launched from ground level at the same angle above the horizontal, and both return to ground level.
1. 1 answer
2. asked by Christy
3. 2,913 views
An investment service promises to triple your money in 12 years. Assuming continuous compounding of interest, what rate of
1. 2 answers
2. asked by Anonymous
3. 2,839 views
write an expression that represents the width of a rectangle with length x+5 anmd area x to the 3 power + 12x to the 2nd power+
1. 1 answer
2. asked by Anonymous
3. 2,583 views
if Z is a standard normal variable, find the probability.the probability that z lies between -2.41 and 0
1. 2 answers
2. asked by shasha
3. 1,960 views
Two long parallel wires carry currents of 10 A in opposite directions. they are separated by 40 cm. what is the magnetic field
1. 1 answer
2. asked by manisha
3. 1,880 views
Approximately 1.5 10-3 g of iron(II) hydroxide, Fe(OH)2(s) dissolves per liter of water at 18°C. Calculate Ksp for Fe(OH)2(s)
1. 3 answers
2. asked by Jakob
3. 1,821 views
A train starts from rest and accelerates uniformly, until it has traveled 3 km and acquired a velocity of 20 m/s The train then
1. 2 answers
2. asked by CHLOE
3. 1,689 views
What is the acceleration of the upper block? The coefficient of kinetic friction between the lower block and upper block is
1. 3 answers
2. asked by Doug
3. 1,676 views
The length of a rectangle is 7 cm more than its width. The area of the rectangle is 120 sq. cm. What is the width of the
1. 3 answers
2. asked by CB
3. 1,669 views
Electronic Timing Inc (ETI) is a small company founded 15 years ago by electronic engineers Tom Miller and Jessica Kerr. EIT
1. 1 answer
2. asked by Khulood
3. 1,647 views
How do i solve this system algebraicly?3x + 8y = 16 5x + 10y = 25
1. 4 answers
2. asked by Chris
3. 1,617 views
EF is a median of isosceles trapezoid ABCD. Find EF if AB is equal to 3 inches, and CD is equal to 11 inches.
1. 2 answers
2. asked by sylvia
3. 1,549 views
A skier of mass 64 kg starts from rest at the top of an 18° slope, points her skis straight down the slope and lets gravity
1. 2 answers
2. asked by MD
3. 1,534 views
How are the formation of aqueous solutions of sodium chloride and sucrose similar?
1. 1 answer
2. asked by Jennie
3. 1,529 views
an aqueous solution of calcium chloride boils at 101.3 degrees Celsius. How many kilograms of calcium chloride were dissolved in
1. 1 answer
2. asked by Ana
3. 1,471 views
Winds in the Northern Hemisphere curve to the right and winds in the Southern Hemisphere curve to the left. This is known as the
1. 3 answers
2. asked by TREVOR
3. 1,441 views
Mr. and Mrs. Sawyer bought a condonminium for $75,000. Assuming that it value will appreciate 6% a year, how much will the condo
1. 1 answer
2. asked by Anonymous
3. 1,362 views
When the market price is above equilibrium price, the market price will be drive
1. 1 answer
2. asked by Anonymous
3. 1,296 views
Radical and Rational Exponentfind roots square roots of 12a^3/25=6a^3 -3-square roots 18/-6=-1 check this for me it find the
1. 0 answers
2. asked by JohnJ
3. 1,284 views
a mixture of 3 gases a, b and c is at a total pressure of 6.11 atm the partial pressure of gas a is 1.68 atm, that of gas b is
1. 1 answer
2. asked by jordan
3. 1,248 views
What is the product of a multiplication sentence?
1. 5 answers
2. asked by Dominic
3. 1,229 views
Nadia bought 200 shares of stock at 34 1/2. She had to pay a 1%commission to her broker. What was the total price of the stock?
1. 1 answer
2. asked by peaches
3. 1,222 views
The leg and cast in the figure below weigh 280 N, with the center of mass as indicated by the blue arrow in the diagram. The
1. 1 answer
2. asked by lau
3. 1,154 views
A rental car agency charges $13 per day plus 12 cents per mile to rent a certain car. Another agency charges $18 per day plus 8
1. 2 answers
2. asked by Anonymous
3. 1,116 views
the story the dog pompeii the author uses much of the story to describe the wealth and beauty of Pompeii. the story ends with
1. 6 answers
2. asked by hunter
3. 1,113 views
Can scalene triangles ever be similar?
1. 1 answer
2. asked by Hannah
3. 1,079 views
Can you help me check these sentences, please? Thank you very much in advance.1) The new factor in the Canterbury Tales is that
1. 1 answer
2. asked by Franco
3. 1,029 views
1)Robert received a $100 gift certificate to a bookstore a year ago. The economy has been in an inflationary period for the last
1. 2 answers
2. asked by Sue
3. 988 views
perimeter of right triangle equals 1400 and hypotenuse equals 600 how do you find out what legs measure
1. 1 answer
2. asked by babs
3. 978 views
Calculate the boiling point elevation of a solution containing 50.0 g of glucose dissolved in 500.0 g of water?We just started
1. 0 answers
2. asked by jess
3. 974 views
Resolve the vector v=[7,9] into rectangular components, one of which is in the direction of u=[6,2].
1. 1 answer
2. asked by Ariza
3. 970 views
One pipe can fill a swimming pool in 8 hours.Another pipe takes 12 hours. How long will it take to fill the pool if both pipes
1. 2 answers
2. asked by TinaG
3. 958 views
Externalities are third party consequence of some other action. They can be positive or negative externalities and they impose a
1. 0 answers
2. asked by Ashley
3. 956 views
Given the midpoint (8,14) and endpoint (-9,-1), find the other endpoint
1. 1 answer
2. asked by ann
3. 939 views
Jim paid $3.99 for a 14-ounce bag of cookies. What was the unit cost per pound?
1. 3 answers
2. asked by peaches
3. 937 views
A market research firm conducts telephone surveys with a 44% historical response rate. What is the probability that in a new
1. 1 answer
2. asked by chelsea
3. 928 views
Use logarithms to solve log 8 / log x < 1.I understand that there are 2 cases: when x is negative or positive. I don't
1. 1 answer
2. asked by mike
3. 898 views
Could you please help me solve this question:Solve this system of equations using elementary operations. 1. x/3 + y/4 + z/5 =14
1. 3 answers
2. asked by Darren
3. 896 views
to raise funds at providing more support for public schools,a state government has just imposed a unit excise tax equal to $4
1. 0 answers
2. asked by Sue
3. 887 views
What causes the restoring force in a simple pendulum?A. friction between the thread and the support B. the force exerted on the
1. 1 answer
2. asked by Rachel
3. 870 views
Two ships, one sailing at 30 km/hr and the other at 45 km/hr, left port at the same time. Three hours later they were 120 km
1. 1 answer
2. asked by Ilene
3. 864 views
A force of 70 N acts at an angle of 40 degrees to the horizontal and a force of 125 N acts at an angle of 65 degrees to the
1. 0 answers
2. asked by Anonymous
3. 851 views
It takes Ted 20 minutes to paint a wall. Burt can paint the same wall in 30 minutes. How long will it take for the two of them
1. 0 answers
2. asked by TinaG
3. 838 views
Given the functions f and g below, what is (f o g)(11)?f(x) = x − 20 g(x) = (x − 3)2
1. 0 answers
2. asked by Thomas
3. 812 views
Could a Bronsted-Lowry acid not be an Arrhenius acid? Explain.Could someone explain the answer to me?
1. 3 answers
2. asked by Ana
3. 800 views
Eleven people are entered in a race. If there are no ties, in how many ways can the first two places come out?
1. 2 answers
2. asked by Anonymous
3. 797 views
How much heat is needed to convert 2.00 kg of liquid ammonia at -40.0 oC to its vapor at -11.0 oC? The specific heat of liquid
1. 1 answer
2. asked by pamela
3. 795 views
what are the disadvantages of using master patient indexs(MPI)? both manual MPI and automated MPI
1. 1 answer
2. asked by Anonymous
3. 791 views
if the measure of one angle of an isosceles triangle is 92 degrees. what is the measure of either of remaining angles
1. 1 answer
2. asked by chantel
3. 781 views
How many kilograms of water must be evaporated from 10kg of an 8% salt solution to produce a 25% salt solution
1. 1 answer
2. asked by TinaG
3. 770 views
I just need to know if my work is correct. I am working in Excel and I need to find the formula for the expense Wages. I am not
1. 1 answer
2. asked by Excel
3. 767 views
Find two fractions that are equivalent to each fraction: 2/5, 7/11, 15/23 and 150/325 and how do i solve it?
1. 4 answers
2. asked by joshuah
3. 764 views
I have no idea what to do here....What is the pH for the solution made from 11.10 mL of 0.2780 M NaOH solution mixed with 70.20
1. 0 answers
2. asked by Michael
3. 752 views
Describe how you would prepare 500 mL of a 0.0400 M solution of HCI from a concentrated soultion of HCI which is 36.5% HCI and
1. 0 answers
2. asked by Lu
3. 748 views
Radical and Rational Exponentfind roots square roots of 12a^3/25=6a^3 -3-square roots 18/-6=-1 this is my answer am I right.
1. 2 answers
2. asked by JohnJ
3. 739 views
Tina earns $14,500 per year. If she has 20% withheld for deductions,what is the net amount of her biweekly paycheck? a. $2,900
1. 1 answer
2. asked by peaches
3. 736 views
Solve the inequality 12+4x>16 and graph the solution set.
1. 1 answer
2. asked by Danielle
3. 734 views
how is emigration and immigration not important factors when studying global human population growth?
1. 1 answer
2. asked by kc
3. 723 views
I have an assignment for week 4 in HCR210 due Sunday. We are to interview small, medium-sized and large medical facilities and
1. 4 answers
2. asked by Cathy
3. 717 views
Can someone help me with this problem, please? Thanks!!"A ship leaves port and sails for 2 hours northeast and then 3 hours
1. 1 answer
2. asked by Emily
3. 714 views
i need help on thinking of a acrostic poem for DOLPHIN.
1. 2 answers
2. asked by maddie
3. 706 views
whatis the mass of a electromanetic roller coaster?the weight?
1. 0 answers
2. asked by brittney
3. 702 views
Mike can assemble a computer table in 40 minutes and I can do it in 60 minutes.If Mike works for 20 minutes before I join him,
1. 1 answer
2. asked by TinaG
3. 701 views
I have a 14k thimble with a SC mark inside a rectangle and a anchor next to it. Does anybody knows about this markings? I'll
1. 3 answers
2. asked by CARMEN
3. 699 views
you own 9 sweaters and are taking 3 on vacation. In how many ways can you choose 3 sweaters from the 9?
1. 1 answer
2. asked by Anonymous
3. 696 views
When demand falls and supply remains the same, equilibrium price _______ and equilibrium quantity ________.A) falls, falls B)
1. 0 answers
2. asked by Anonymous
3. 691 views
Why must muscels cross a joint to be involved in bodily movement?
1. 1 answer
2. asked by Sam
3. 682 views
Trisha earns $17,500 per year. If she has 30% withheld for deductions,what is the net amount of her biweekly paycheck?
1. 2 answers
2. asked by peaches
3. 678 views
Where does lake Tanganyika lie?The Eastern border of-----. Democratic Republic of the congo. is my answer right?
1. 4 answers
2. asked by natalie
3. 656 views
Mildred sold magazine subscriptions with three prices: $22, $18, and $15. She sold 2 fewer of the $22 subscriptions than of the
1. 1 answer
2. asked by Anonymous
3. 628 views
What do you understand by life cycle of software development? Explain briefly the various stages of software development
1. 0 answers
2. asked by Vince
3. 626 views
1)Robert received a $100 gift certificate to a bookstore a year ago. The economy has been in an inflationary period for the last
1. 0 answers
2. asked by Sue
3. 624 views
The bumper car ride at the state fair has 3 red cars, 4 green cars, and 2 blue cars. Joe is first in line for the ride and is
1. 2 answers
2. asked by kira
3. 620 views
Kim can mow the greens at golf course twice as fast as I can.Working together, we can mow them in four hours. How long will it
1. 1 answer
2. asked by TinaG
3. 620 views
Answer the following in 200 to 300 words: List three societal issues students face outside of the classroom. Describe the role
1. 2 answers
2. asked by lashun
3. 618 views
Serina bought 300 shares of stock at 24 1/2. She had to pay a 1%commission to her broker. What was the total price of the stock?
1. 1 answer
2. asked by peaches
3. 608 views
A CBS bond with a par value of $1,000, an interest rate of 7.625 percent, and a maturity of 10 years The bond is selling for
1. 0 answers
2. asked by Britt
3. 600 views
Guy paid $3.59 for a 10-ounce bag of cookies. What was theunit cost per pound?
1. 2 answers
2. asked by peaches
3. 599 views
Radical and Rational Exponentfind roots square roots of 12a^3/25=6a^3 -3-square roots 18/-6=-1 check this for me it find the
1. 0 answers
2. asked by JohnJ
3. 591 views
Two kinds of nuts,one cost $5.00 per kilogram another cost $5.40 per kilogram. How many kilograms of each type of nut should be
1. 0 answers
2. asked by TinaG
3. 590 views
to raise funds at providing more support for public schools,a state government has just imposed a unit excise tax equal to $4
1. 0 answers
2. asked by Sue
3. 586 views
The probability that a school bus is late is 0.04. How many times would you expect the bus to be late in a 5-week period?
1. 1 answer
2. asked by Thomas
3. 585 views
A gas occupies a 1.5 liter container at 250C and 2.0 atmospheres. If the gas is transferred to a 3.0 liter container at the same
1. 0 answers
2. asked by Gabriel
3. 584 views
AM frequencies of radio transmissions range from 535-1705 kilohertz. Assume they are an exponential function.Write an equation
1. 0 answers
2. asked by Anonymous
3. 582 views
How much heat is lost when 12.4 g of H2O g at 110 degrees C are converted to liquid at 50.0 degrees C? (The specific heat of
1. 0 answers
2. asked by Anonymous
3. 580 views
How did the minority groups’ struggle for civil rights begin in the 1950s? Which event from this time do you think was most
1. 1 answer
2. asked by Happy school
3. 580 views
High speed copier works three times as fast as a regular copier.When both copiers are used, they can copy a group of documents
1. 1 answer
2. asked by TinaG
3. 574 views
You are pushing a 55 N lawnmower across the the yard. Its handle makes a 55 degree angle with the ground. What force are you
1. 0 answers
2. asked by Jesse
3. 569 views
What do you understand by life cycle of software development? Explain briefly the various stages of software development
1. 1 answer
2. asked by Vince
3. 568 views
Where does lake Tanganyika lie?The Eastern border of-----.Tanzania. is my answer right?
1. 1 answer
2. asked by natalie
3. 567 views
What is the pH of a 2.62 x 10^-1 HCN solution? The pKa for HCN = 9.212I don't know whether to use the Henderson Hasselbalch
1. 0 answers
2. asked by Michael
3. 564 views
I have a balloon that contains 22 grams of Carbon dioxide. The barometric pressure is 1019 millibars which I converted to 1.006
1. 1 answer
2. asked by JamieLyn
3. 560 views
Give the equation of the line that is perpendicular to the line y=x+4 and passes through point (0, -1).
1. 1 answer
2. asked by Tina
3. 559 views
how many liters of hydrogen gas measured at 1.05 atm and negative 25 degrees will be produced when 5.00 grams of magnesium metal
1. 0 answers
2. asked by sss
3. 559 views
Chemist has 60 g of solution that is 70% acid.How much water should be added to make a solution that is 40% acid?
1. 0 answers
2. asked by TinaG
3. 558 views

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