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2013
April
Questions Asked on
April 28, 2013
the probability that a house in an urban area will develop a leak is 5%. if 23 houses are randomly selected, what is the
3 answers
asked by
sara
12,545 views
A cylinder is inscribed in a right circular cone of height 5.5 and radius (at the base) equal to 2 .
A) What are the dimensions
1 answer
asked by
Michaela
9,365 views
Insert three geometric means between 1 and 81.
3 answers
asked by
ELIJAH HAVA
8,352 views
a company employs 12 gardeners at $26 per day , and 8 clerks at $17 per day. What is the mean daily wage,in dollars,of the 20
3 answers
asked by
Jenna
5,291 views
Determine whether each sequence is arithmetic or geometric. Find the next three terms.
1. 14, 19, 24, 29, . . . (1 point)
29 answers
asked by
Gabby
4,737 views
A helium filled balloon has a volume of 2.75L at 20 celsius .The volume of the balloon decreases to 2.46L after it is placed
5 answers
asked by
nene
4,399 views
one company charges $6.95 per shirt plus a setup fee of $43. Another company charges $8.40 per shirt plus a $58 set up fee. for
4 answers
asked by
Anonymous
4,253 views
An aluminum wing on a plane is 30.6 m long when the temperature is 20 oC. At what temperature would the wing be 0.06 m shorter
2 answers
asked by
pocholo
3,677 views
two people carry a heavy electric motor by placing it on a light board 2m long.one person lifts at one end with a force of 700N,
1 answer
asked by
Anonymous
3,564 views
1.)A ballon is filled with 3.0L of helium at 310k.The balloon is placed in an oven where the temputure reaches 340k.what is the
3 answers
asked by
ty
3,524 views
A 4.0L sample of methane gas is collected at 30.0 celcius .predict the volume of the sample at 0 celcius.
3 answers
asked by
ty
3,455 views
A surgeon is using material from a donated heart to repair a patient's damaged aorta and needs to know the elastic
1 answer
asked by
Aimes
3,064 views
A 39.0 kg box initially at rest is pushed 4.50 m along a rough, horizontal floor with a constant applied horizontal force of 135
1 answer
asked by
Vince
2,590 views
given the constraints of budgets and time,schools are advised not to educate children on health and nutrition.Do you agree with
1 answer
asked by
kelly t
2,510 views
what value of k makes the given expression a perfect square?M square -8m+k
2 answers
asked by
prince
2,222 views
You need to produce a solenoid that has an inductance of 2.51 μH . You construct the solenoid by uniformly winding 1.17 m of
2 answers
asked by
JD
1,804 views
Given the function: f(x) = x^2 + 1 / x^2 - 9
a)find y and x intercepts b) find the first derivative c) find any critical values
1 answer
asked by
Gabby
1,786 views
3. Read the following stage directions from the end of Act 2 of The Diary of Anne Frank.
[For a second ANNE stands looking up at
2 answers
asked by
Anonymous
1,666 views
A park ranger wants to shoot a monkey hanging from a branch of a tree with a tranquilizing dart. The ranger aims directly at the
1 answer
asked by
Chris
1,629 views
find the 8th term of an A.P -3,-1,1
3 answers
asked by
prince
1,520 views
The wastewater solution from a factory containing high levels of salts needs to be diluted before it can be released into the
1 answer
asked by
Jonah
1,460 views
An author of detictive novel is most lkely to use figurative language to
A. Entertain the reader. B. help the reader visualize a
5 answers
asked by
Jen
1,339 views
the end of a 40 inches pendulum describe an arc of 5 inches through what angle does the pendulum swing?
2 answers
asked by
ahzirk mae
1,323 views
In a class of 50 students, 35 are Democrats, 17 are business majors, and 6 of the business majors are Democrats. If one student
1 answer
asked by
Kaitlyn
1,261 views
discussthe history of hiv/aids,and development and the spread of hiv/aids virus global
1 answer
asked by
kelly t
1,236 views
A uniform meter stick of mass M has an empty paint can of mass m hanging from one end. The meter stick and the can balance at a
0 answers
asked by
Mimi
1,230 views
Peter has three sticks measuring 19 inches, 23 inches, and 27 inches. He lays form a triangle. Find the measure of the angle
0 answers
asked by
Anonymous
1,219 views
I have to do a menu for a restaurant in Spanish but I don't know how I say the name for my restaurant in Spanish. How would I
1 answer
asked by
SoccerStar
1,208 views
The volume of a scuba tank is 10.0L.It containes a mixture of nitrogen and oxygen at 290.atm.what volume of this mixture could
1 answer
asked by
nene
1,175 views
A sample of ideal gas is in a sealed container. The pressure of the gas is 675torr , and the temperature is 28\, ^{\circ}C . If
1 answer
asked by
Touch
1,149 views
cos15°cos30°- sin15°sin30° =
1 answer
asked by
Ashley
1,146 views
A sample of gas is confined to a cylinder housed with a movable piston. Initially, the gas
occupies a volume of 2.7 L at 6.0 atm
0 answers
asked by
Kiera
1,142 views
Jason uses his car for his job. He is allowed to depreciate the car 7% per year. IF the car was worth $23,000 new, in about how
1 answer
asked by
Anonymous
1,123 views
find the radius and height of a cylindrical soda can with a volume of 21in^3 that minimize the surface area.
1 answer
asked by
sonia
1,110 views
How many moles of potassium iodide, KI, are required to precipitate all of the lead(II) ion from 25.0 mL of a 1.6 M Pb(NO3)2
1 answer
asked by
victoria
1,092 views
Identify the direction and all possible interpretations of each of the following correlations. Be sure to identify each example
3 answers
asked by
Anonymous
1,085 views
Estimate the fraction of unoccupied atomic sites in lead at temperature 10K below its melting point.
Vacancy fraction,nv/N
1 answer
asked by
anonyms
1,077 views
Identify and describe 3 environmental health hazards that cause ill health, accidents crises, and disaster within your community
2 answers
asked by
lerato
1,033 views
A solid sphere of 1.46kg and radius 0.1m, is rolling down a rough plane that is inclined at an angle 30 degrees to the
0 answers
asked by
Tasneem
1,010 views
at one point in the day, a tower that is 150 feet high casts a shadow that is 210 feet long. Find, to the nearest tenth of a
1 answer
asked by
ainy
978 views
Identify nd describe 3 environmental health hazards that cause ill health,crises nd disasters in south africa?
1 answer
asked by
Sarah
929 views
Calculate the ATPs resulting from the total oxidation of the following compounds:
a. Fructose-6-phosphate b. 3-Phosphoglycerate
0 answers
asked by
Riley
925 views
How to compare the melting point of two ionic bod or two covalent bond?
0 answers
asked by
black_widow
918 views
If cos θ = c, then sin²θ/2 equals
1) 1-c/2 2) 1+c/2 3) 1-c/c+c 4) 1-c/4
2 answers
asked by
Moe
903 views
1.you visit thr Canyon and drop a penny off the edge of a cliff. The distance the penny will fall is 16 feet the first second,
2 answers
asked by
ELIJAH HAVA
888 views
Two identical wires with resistance,R and mass,m rest on two smooth parallel superconducting (zero resistance) rails. Initially,
0 answers
asked by
tsong
884 views
The density of ethanol is 0.789 g/cm3 at 20 degrees celsius. What is the mass of 150cm3 of this alcohol?
1 answer
asked by
Kelly
884 views
Given the function: f(x) = x^2 + 1 / x^2 - 9
a)find y and x intercepts b) find the first derivative c) find any critical values
0 answers
asked by
Gabby
883 views
Am I eligible to get a President's Award for Educational Excellence or the President's Award for Educational Achievement and
3 answers
asked by
LARUEN
880 views
Acetaldehyde, CH3CHO, will decompose into methane and carbon monoxide according to
CH3CHO (g) -> CH4 (g) + CO (g) At 450C the
1 answer
asked by
A
868 views
plan,design and conduct an investigation to find out wether the amount of heat produced will depend on an increase on the
0 answers
asked by
machata rilinde
862 views
A 1.00L balloon is filled with helium at 1.20 atm.If the balloon is sqeezed into a 0.500L beaker and doesnt burst ,what is the
1 answer
asked by
ty
861 views
The shape of water molecule is (A)tetrahedral (B)linear (C)angular (D)trigonal planar
1 answer
asked by
kwanele
840 views
The expression oos² θ/sin θ + sin θ is equivalent to
1) 1 + cos² θ 2) cos² θ 3) sin θ 4) csc θ
1 answer
asked by
Moe
837 views
a sample of molybdenum is analysed by x-ray diffraction using Nik(alpha) radiation.
calculate value of angle of which the lowest
0 answers
asked by
himani.
835 views
Calculate d energy of d 3rd level of an atom if d ground state energy is -24.8ev
1 answer
asked by
Mei
825 views
At time t =0, the current to the dc motor is reversed, resulting in an angular displacement of the motor shaft given by è =
0 answers
asked by
bruce
812 views
Four balls are taken to the top of a building. Ball 1 is dropped (zero initial velocity). Ball 2 is thrown straight up with a
1 answer
asked by
ayana
803 views
a bullet of mass 0.015kg strikes a ballistic pendullum of mass 2kg.the centre of mass of the pendulum rises a verticle distance
1 answer
asked by
Anonymous
797 views
Identify and describe 3 environmental health hazards that cause ill health,crises and disaster
1 answer
asked by
lungile
792 views
A current of 2.34 A is delivered to an electrolytic cell for 85 minutes. How many grams of Au will be deposited from an aqueous
2 answers
asked by
Danielle
777 views
three point charges each of magnitude +q are located at the vertices of an equilateral triangle of side L. what magnitude of
0 answers
asked by
Akash
776 views
When you jump upward, your hang time is the time your feet are off the ground. Does hang time depend on your vertical component
0 answers
asked by
Chris
758 views
find the absolute minimum and maximum valies of f(x)=-x^4+2x^3+5 on the interval [-2,2]
2 answers
asked by
moises
758 views
The word survivor comes from the Latin root vivere, meaning "to live." Which of the following words does not share the same
3 answers
asked by
Gabby
745 views
If aggregate demand for a product is Qd = 600 – 20P and supplys Qs = 304 + 12P, what would be (1) the equilibrium price and
0 answers
asked by
nando
737 views
Arsenic acid has the formula H^3AsO^4. It is a triprotic acid. Abottle is marked 0.422 N arsenic acid. What is the Molarity of
1 answer
asked by
naomi
734 views
A car is travelling at 20m/s along a road. a child runs out into road 50m ahead and car driver steps on break paddle. what must
1 answer
asked by
Pranjal
731 views
A physics major is working to pay his college tuition by performing in a traveling carnival. He rides a motorcycle inside a
1 answer
asked by
Lama
730 views
jim has grades of 84, 65, 76 on three tests. what grade must he obtain on the next test to have an average of exactly 80% for
5 answers
asked by
Carolyn
712 views
find the absolute minimum and maximum values of f(x)=x^(1/3) (3+x) on the interval [-2,1]
3 answers
asked by
help!!
697 views
Compound Interest Question
James has 10,000 to invest. If he invest money in a savings account that pays 4% APR, calculate the
1 answer
asked by
martha
692 views
“[R]emembering the rhythm” and “backs of buses” both contain examples of (1 point)
alliteration. stanzas. rhyme.
4 answers
asked by
bella
686 views
Consider two straight bars of uniform cross section made of the same material. Bar 1 has an axial length of and a square cross
2 answers
asked by
asas
670 views
The expression 4 - cos² A is equivalent to
1)5 - sec² A 2)5 - sin² A 3)5 + sin² A 4)5/sec² A
1 answer
asked by
Moe
668 views
For the following combination of reactants, enter the formulae of the products in the space provided and give their states.
0 answers
asked by
sarah
665 views
The percent of fat calories that a person that in America consumes each day is normallydistributed with a mean of 36 and a
1 answer
asked by
Kayla
658 views
My teacher wanted me to make an essay about slavery.. This is my essay:
At the time of the American Revolution, the split between
9 answers
asked by
Nicole
654 views
If cos y = -4/5 when 90°≤ y ≤ 180° what is the value of cos 2y?
3 answers
asked by
Moe
651 views
acetaldehyde Ch3Cho will decomposed into methane and CO according to
Ch3Cho->ch4+Co at 450 C the rate consumption of Ch3cho is
1 answer
asked by
himani.
644 views
Aluminium react with oxygen to form aluminium oxide.how many grams of potassium chlorate V would be heated to produce enough
1 answer
asked by
Hellen
638 views
Provide 5 ways in which you critically discuss behaviour impact on the teenager
2 answers
asked by
Prtty mkhize
635 views
Well I have been working on an essay for a couple days now about slavery, here it is:
Slavery began in the 16th century, but
4 answers
asked by
Nicole
627 views
A freight train leaves Chicago traveling West at 35 mph. An hour later a passenger train leaves Chicago traveling on a parallel
1 answer
asked by
Sarah
625 views
What are the increasing and decreasing intervals for the equation y=x^2-2x-15
1 answer
asked by
Scarlet
621 views
verify that the function satisfies the hypotheses of the mean values theorem on the given interval. then find all numbers c in
1 answer
asked by
sonia
619 views
Maria is packaging boxes into a carton that is 4 in. x 6 in. x 3 in. THe boxes are 2 in. x 1 in. x 1 in. How many boxes will fit
1 answer
asked by
Alex
614 views
Identify the direction and all possible interpretations of each of the following correlations. Be sure to identify each example
2 answers
asked by
Anonymous
614 views
The boom weighs 2450 and is attached to a friction less pivot at its lower end. It is not uniform; the distance of its center of
1 answer
asked by
John
595 views
A perfectly spherical, but squishable ball of radius 10 cm is blown up to an internal pressure of 2 atm. The ball is placed
0 answers
asked by
your hero....
594 views
After 1815 travel was greatly improved by all of the following Except:
a.) Construction of canals that made shipping of goods
3 answers
asked by
Cameron
594 views
How many grams of TiCl4 are needed to produce 17.8 g of titanium? what equation do i use?
2 answers
asked by
sarah
593 views
why does MgO has a higher boiling and melting point than NaCl?
0 answers
asked by
black_widow
592 views
Identify and describe three environmental issues that cause ill health, crisis and disasters
4 answers
asked by
karabo
586 views
A specimen of LaNi5 containing hydrogen is placed in a vacuum furnace. After 1 hour, at what depth from the surface of the
2 answers
asked by
himani.
581 views
find a6 for an arithmetic sequence where a1=3x+1 and d=2x+6.
2.A display of cans on a grocery shelf consists of 20 cans on the
1 answer
asked by
ELIJAH HAVA
581 views
The following reaction was carried out in a 2.00 reaction vessel at 1100 :
C+H2O -> C)+H2 If during the course of the reaction,
0 answers
asked by
JAclyn clark
577 views
Suppose p(x)=ax^2+bx+c is a quadratic polynomial satisfying p(7)−p(3)=214. Determine the value of p(9)−p(1).
1 answer
asked by
Bob
563 views
a skater skates along a straigh path from point A to point . Two streets that intersect a point C also intersect the path at
0 answers
asked by
Anonymous
562 views
A current with sinusoidal time-dependence, whose peak value is 3.55 A and frequency is 463 cycles per second, passes through a
0 answers
asked by
JD
560 views
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