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Questions Asked on March 7, 2013

Please check my work thanks!!A number cube with the numbers 1 through 6 is rolled. Find the given probability. 1. P(number < 2)
1. 57 answers
2. asked by Matthew
3. 26,967 views
Cinema 2 has 25 seats in the first row and 30 rows in all. Each successive row contains one additional seat. How many seats are
1. 5 answers
2. asked by kheem
3. 8,303 views
A jogger runs around a circular track of radius 65 ft. Let (x,y) be her coordinates, where the origin is the center of the
1. 2 answers
2. asked by Anonymous
3. 8,121 views
Please help check my answers I really want to make a 100%!1. A mechanical wave moves through a medium, which can be (1 point) A.
1. 7 answers
2. asked by Matthew
3. 7,177 views
The height of a parallelogram is 5 feet more than its base. If the area of the parallelogram is 204 square feet, find its base
1. 3 answers
2. asked by Eddie
3. 7,044 views
Verify the given linear approximation ata = 0. Then determine the values of x for which the linear approximation is accurate to
1. 1 answer
2. asked by Dee
3. 5,588 views
What will happen if a small amount of hydrochloric acid is added to a 0.1 M solution of HF?A) The percent ionization of HF will
1. 1 answer
2. asked by Robby
3. 5,561 views
Find the absolute maximum and absolute minimum values, if any, of the function. (If an answer does not exist, enter DNE.)h(x) =
1. 1 answer
2. asked by Jacob
3. 4,680 views
3.Find the surface area for a cylinder with a height of 24 and a radius of 6. Use 3.14 for pi and round to the nearest whole
1. 8 answers
2. asked by Delilah
3. 4,662 views
two systems of equations are giving below for each system choosethe best description of its solution if applicable give solution
1. 3 answers
2. asked by sw
3. 3,455 views
A textbook store sold a combined total of 315 physics and chemistry textbooks in a week. The number of physics textbooks sold
1. 3 answers
2. asked by help
3. 3,405 views
A flight attendant pulls her 70 N flight bag a distance of 253 m along a level airport floor at a constant speed. The force she
1. 1 answer
2. asked by zheane
3. 3,397 views
if 15 g of nitrogen reacts with 15 g of hydrogen, 10.5 g of ammonia is produced. what is the percent yeild of this reaction?
1. 3 answers
2. asked by courtney
3. 3,066 views
For each of the following, enter the number of covalent bonds that the atom can form:(A) One atom of carbon (B) One atom of
1. 3 answers
2. asked by qwerty
3. 2,906 views
Find the balance in the account, 4,000 principal earning 6% compounded annually after 5 years.
1. 4 answers
2. asked by Nicholas
3. 2,898 views
which expression stands for "32 more than a number d" ?A. 32 x d B. 32- d c. 32 + d d. 32 divided by d I am not sure?
1. 10 answers
2. asked by jared
3. 2,886 views
suppose you won a contest at the start of 5th grade that deposited $3000 in an account that pays 5% annual interest compounded
1. 2 answers
2. asked by jude
3. 2,231 views
What is the molarity of a solution prepared by dissolving 8 grams of BaCl2 in enough water to make a 450.0 mL solution?
1. 2 answers
2. asked by Anonymous
3. 2,215 views
Graph 4x2 + y2 = 9. What are its lines of symmetry?
1. 1 answer
2. asked by Kayla
3. 2,164 views
1. The servers at Gerry Frasier's busy ice cream shop decided that putting more ice cream in the sundaesand cones would bring
1. 4 answers
2. asked by Anonymous
3. 2,129 views
Find the 35th percentile of the normal distribution with mean 270 and SD 25.
1. 3 answers
2. asked by James
3. 2,028 views
A theater group made appearances in two cities. The hotel charge before tax in the second city was $1000 lower than in the
1. 2 answers
2. asked by Anonymous
3. 2,003 views
Your parents took your family to dinner. Your parents wanted to give the waiter a 15% tip. If the total amount of the dinner was
1. 5 answers
2. asked by Jaz
3. 1,991 views
5.What issue led to the construction of the Berlin Wall? A.) new American intervention in Europe *B.) Soviet attempts to control
1. 4 answers
2. asked by Cassie
3. 1,936 views
tan4.7 * cot4.7I understand tan4.7 = 1/ cot 4.7 but I'm stuck after this thanks.
1. 2 answers
2. asked by Shadow
3. 1,934 views
Describe an experimental method for the estimation of oxalate in the product, potassium trioxalatoaluminate(III)
1. 2 answers
2. asked by ESPINE
3. 1,771 views
4.Choose the correct form of the modifier: When my sister is thinking, she sits __________. A.) silent *B.) silently 5. Choose
1. 4 answers
2. asked by Cassie
3. 1,750 views
When magnesium burns in air, it reacts with oxygen and nitrogen, forming magnesium oxide and magnesium nitride. If 20.0L of air
1. 1 answer
2. asked by Chase
3. 1,728 views
The maximum number of electrons in the second energy level of an atom is ____.two four eight ten The number of _____ is equal to
1. 3 answers
2. asked by Raelyn
3. 1,685 views
Find the linearization L(x) of the function at a.f(x) = x^4/5, a = 32
1. 1 answer
2. asked by Dee
3. 1,664 views
According to Jean Piaget, in what is all learning based?A. Sensorimotor learning B. Preoperational learning C. Concrete
1. 2 answers
2. asked by vikki
3. 1,646 views
Why was the Immigration and Nationality Act of 1965 necessary?A.The legislation setting immigration policy had expired. B.Too
1. 8 answers
2. asked by Cassie
3. 1,600 views
A population of 75 foxes in a wildlife preserve quadruples in size every 15 yr. The functiony= 75 * 4^x , where x is the number
1. 4 answers
2. asked by Casey
3. 1,539 views
The 60th percentile of a normal distribution is 110. The 70th percentile is 120. Find the 90th percentile.
1. 1 answer
2. asked by James
3. 1,488 views
What are the possible rational zeros of f(x) = 2x3 – 15x2 + 9x + 22?
1. 1 answer
2. asked by Anonymous
3. 1,487 views
The density of carbon in the form of diamonds is 3.51 g/cm^3. If you have a 40- carat spherical diamond, what is the diameter of
1. 1 answer
2. asked by Sophie
3. 1,475 views
What molar ratio of acetic acid to sodium acetate is required to create a buffer solution at a pH of 4.89 at 25 degree C? Ka for
1. 1 answer
2. asked by Glen
3. 1,456 views
A cube 4 cm on each side is painted blue and cut into 64 one cm cubes. How many one-cm cubes are painted blue on exactly two
1. 3 answers
2. asked by noman
3. 1,438 views
What percentage of students plan on running for student government next year based on the given data? Please explain how to
1. 0 answers
2. asked by cassie
3. 1,424 views
Would someone PLEASE check my answers..THANKS in advance!!!1. Employee inventories and skills inventories are strategies for
1. 0 answers
2. asked by Ashley
3. 1,371 views
A rectangular poster measures 42 inches by 26 inches. A frame shop fitted the poster with a half inch mat border
1. 1 answer
2. asked by Eddie
3. 1,367 views
an investment of $50,000 was made by a busines club. the investment was split into three parts and lasted for one year.the first
1. 1 answer
2. asked by mike
3. 1,365 views
Dopamine is a neurotransmitter—a chemical released by nerve cells to send signals to other nerve cells. Activities like sex
1. 2 answers
2. asked by qwerty
3. 1,357 views
Does the Sun's rays ever make 90- degree angles to the Earth's surface in San Francisco at any time during the year? Why or why
1. 1 answer
2. asked by Taylor B
3. 1,327 views
When 5.00 grams of copper racts with excess silver nitrate, silver metls and sopper nitrate are produced. What is the
1. 1 answer
2. asked by Anonymous
3. 1,283 views
A shipment of 18 cars, some weighting 3000lbs a piece, and the others weighing 5000 lbs each, has a total weight of 30 tons.
1. 2 answers
2. asked by Josie
3. 1,261 views
(1)Aluminum reacts with oxygen to produce aluminum oxide according to the following reaction:4Al(s) + 3O2(g) → 2Al2O3(s)
1. 2 answers
2. asked by WCU cats
3. 1,250 views
Mercury dissolves in concentrated nitric acid, with the evolution of a reddish-brown gas, just as in the reaction shown in
1. 1 answer
2. asked by Sophie
3. 1,248 views
Identify the property or rule that justifies each step in the calculation.4/7k+(j+1/7k) 4/7k+(1/7k+j) (4/7k+1/7k)+j k(4/7+1/7)+j
1. 0 answers
2. asked by syram
3. 1,228 views
If some NH4Cl is added to an aqeous solution of NH3:A. pH of solution will decrease B. PH will not change C. pH will increase D.
1. 1 answer
2. asked by Robby
3. 1,221 views
what is the molar enthalpy of combustion for magnesium? calimetry experimentresults 100.0ml of HCl with 0.31g of Mg ribbon temp
1. 3 answers
2. asked by redeye
3. 1,209 views
Verify the given linear approximation ata = 0. Then determine the values of x for which the linear approximation is accurate to
1. 2 answers
2. asked by Dee
3. 1,204 views
114.0 g of water is heated using 67.0 W of power with perfect efficiency. Ho long will it take to raise the temperature of the
1. 1 answer
2. asked by Bertrand. B
3. 1,173 views
Look up the following words. Give the etymology of each. State what kind of term, such as mathematical, scientific, political
1. 4 answers
2. asked by evelyn
3. 1,155 views
Why is why is CH4+2O2 --> CO2+2H2O very slow at room temperature?
1. 1 answer
2. asked by Emily
3. 1,148 views
A thundercloud has an electric charge of 43.2 C near the top of the cloud and -38.7 C near the bottom of the cloud. The
1. 1 answer
2. asked by Amber
3. 1,147 views
Name four innovative strategies to counteract possible unemployment
1. 4 answers
2. asked by Farkz
3. 1,142 views
select an object from starry night and write sentences in which you personify that object what does that mean ?
1. 1 answer
2. asked by Damaris
3. 1,139 views
A farm rears 9 ducks and cows in his farm. There are 28 legs altogether.How many ducks are there in the farm?
1. 2 answers
2. asked by Anonymous
3. 1,120 views
16. Which sentence is correct?A. Yo no entiendo a la maestra. *B. Yo no entiendo a este libro. Possessive Adjectives 17. What
1. 5 answers
2. asked by Cassie
3. 1,108 views
4. Which one of the following poems depends heavily on the use of allusion for effect?A. "Death, Be Not Proud" B. "Grass" C. "Do
1. 5 answers
2. asked by Calvin
3. 1,097 views
A long, straight, cylindrical wire of radius R carries a current uniformly distributed over its cross section.1. At what
1. 1 answer
2. asked by Anonymous
3. 1,094 views
A block with mass m = 16.1 kg slides down an inclined plane of slope angle 24.3o with a constant velocity. It is then projected
1. 0 answers
2. asked by Heidi
3. 1,090 views
Can you explain to me how this sentence uses cakes instead of cake?The fresh (cake cakes) tastes delicious
1. 5 answers
2. asked by Jerald
3. 1,087 views
Let G be a rectangular grid of unit squares with 3 rows and 8 columns. How many self-avoiding walks are there from the bottom
1. 1 answer
2. asked by John
3. 1,083 views
For each of the following reactions, predict whether the equilibrium lies predominantly to the left or to the right.HCN(aq) +
1. 3 answers
2. asked by hannah
3. 1,075 views
40 is 42% of what number? (set this up with a variable,simplify)
1. 2 answers
2. asked by Shorty
3. 1,069 views
I need some help determing what ocean Australia is located in. The question on my study guide says, "Australia is located in the
1. 2 answers
2. asked by Brandi
3. 1,051 views
all members of a particular species that live in the same area are called....plz help me i think the answers is population.. is
1. 3 answers
2. asked by ME! PLZ HELP
3. 1,034 views
A building casts a 20 ft shadow. At the same time, a nearby 10 ft maple tree casts a shadow of 8 ft. What is the height of the
1. 1 answer
2. asked by Anonymous
3. 1,030 views
christy bought an 8-foot piece of lumber to trim a bookshelf. altogether, she needs 100 inches of lumber to trim. did christy
1. 9 answers
2. asked by nana
3. 1,029 views
A state's license plates consist of four letters followed by three numerals, and 241 letter arrangements are not allowed. How
1. 2 answers
2. asked by Bo
3. 1,024 views
You have 192 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the
1. 1 answer
2. asked by Ryan
3. 1,019 views
A cube 4 cm on each side is painted blue and cut into 64 one cm cubes. How many one-cm cubes are painted blue on exactly two
1. 1 answer
2. asked by noman
3. 1,005 views
A 36 cm long copper wire carries a current of 6.0 A and weighs 0.45 N. A certain magnetic field is strong enough to balance the
1. 0 answers
2. asked by Anonymous
3. 997 views
You have 10.0 L of 1.2 M KNO3. What molarity would the KNO3 solution be if you were to take 2.5 L of it and dilute it to 10.0 L?
1. 1 answer
2. asked by Kay
3. 990 views
can someone help me with the pythagorean theorem? VERY HARD IM IN 7TH GRADE AND THIS IS SOME 7TH GRADE MATH HOMEWORK THAT I NEED
1. 12 answers
2. asked by juju
3. 981 views
The acceleration of a particle along a straight line is defined by a = (2t - 9) m/s2, where t is in seconds. At t = 0, s = 1 m
1. 0 answers
2. asked by Anonymous
3. 974 views
If the radius of a circular wave is increasing at 2 meters/sec, how fast is the area changing when the radius is 5 meters?A)62.8
1. 0 answers
2. asked by Jessica
3. 974 views
A circular pool has a diameter of 12 feet. The pool is 5 feet deep everywhere. How much water is needed to fill the pool?
1. 2 answers
2. asked by Jane
3. 969 views
I child with a mass of 20kg,hops on a merry go round with moment of intertia of 1000kg and radius of 7m.if it takes the child
1. 0 answers
2. asked by john
3. 965 views
Sven is thinking if two numbers. The sum is 12 . The difference is 4. What are the two numbers
1. 1 answer
2. asked by shana
3. 963 views
A Serum taken from a patient being treated with lithium for manic-depressive illness was analyzed for lithium concentration. A
1. 1 answer
2. asked by Chris
3. 962 views
Use inverse trigonometric functions to find the solutions of the equation that are in the given interval, and approximate the
1. 1 answer
2. asked by Katlynn
3. 949 views
the length of a rectangle is represented by 36x^4y^3 and the width is 4xy. What is the area of x?
1. 1 answer
2. asked by CeCe
3. 944 views
Circles Γ1 and Γ2 intersect at 2 distinct points A and B. A line l through A intersects Γ1 and Γ2 at C and D, respectively.
1. 1 answer
2. asked by Anonymous
3. 943 views
Prove that the triangle formed by the points of contact of the sides of a given triangle with the excircles corresponding to
1. 2 answers
2. asked by Phy
3. 935 views
What must the critical angle be if light transmits from diamond into water?
1. 0 answers
2. asked by John
3. 933 views
A proton moves eastward in the plane ofEarth’s magnetic equator so that its distance from the ground remains constant. What is
1. 0 answers
2. asked by alice
3. 933 views
How many grams of NH4Br(Molar Mass=98g)are in 440.0 mL of 1.75Moles NH4Br
1. 1 answer
2. asked by Chris
3. 932 views
How much work must be done on a 500-kg car to accelerate it from 29-km/hr to 112-km/hr?
1. 0 answers
2. asked by Rita
3. 931 views
solve the compound inequality< 2x-4<8
1. 1 answer
2. asked by Anonymous
3. 930 views
Simplify (x-7)( x+7)
1. 1 answer
2. asked by Lea
3. 921 views
Using the following Minitab output write the straight line (least squares) equation andthe correlation coefficient. The
1. 0 answers
2. asked by BettieLee
3. 919 views
An ocean oil well is leaking oil into the ocean at a rate of 1 m3/hr resulting in an oil slick in the form of a circulardisk
1. 0 answers
2. asked by Jake
3. 916 views
The scale factor of 2 similar polygons is 3:4. If the perimeter of the large polygon is 200, what is the perimeter of the small
1. 2 answers
2. asked by sam
3. 913 views
The field of computer technology could be used to illustrate that culture is
1. 1 answer
2. asked by Anna
3. 898 views
A 51.0 g sample of a conducting material is all that is available. The resistivity of the material is measured to be 12 10-8 ·
1. 2 answers
2. asked by Stephanie
3. 896 views
a motorboat takes 5 hours to travel 45km downstream and then 18 km upstream on a river whose current flow of the rate of 3
1. 0 answers
2. asked by sofia
3. 896 views
The mean grade of 10 students was 72.if 2 of the students with grades of 53,75 are cancelled. What should be the mean grade of
1. 1 answer
2. asked by minte
3. 893 views

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