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Questions Asked on February 8, 2015

Recall from Example 1 that whenever Suzan sees a bag of marbles, she grabs a handful at random. She has seen a bag containing
1. 1 answer
2. asked by Anonymous
3. 10,366 views
A 66-kg baseball player slides into third base. He starts his slide at a speed of 4.3 m/s and his speed is zero just as he
1. 2 answers
2. asked by mathew
3. 9,193 views
TWO PARTEllen is playing a video game in which she captures butterflies. There are 3 butterflies onscreen, but the number of
1. 15 answers
2. asked by Kara
3. 5,719 views
Consider a regular tetrahedron whose face is an equilateral triangle of side 7.Find the area of the horizontal cross section A
1. 1 answer
2. asked by Mwe
3. 5,692 views
Triangle DEF where angle E is a right angle. DE measures 55. EF measures x. Angle D measures 49 degrees.What is the value of x
1. 8 answers
2. asked by Bella
3. 5,147 views
Two angles of a quadrilateral measure 130° and 20°. The other two angles are in a ratio of 5:16. What are the measures of
1. 7 answers
2. asked by theodore jabooa
3. 4,725 views
Find the volume of the solid whose base is the circle x^2+y^2=25 and the cross sections perpendicular to the x-axis are
1. 1 answer
2. asked by Mwe
3. 4,493 views
The velocity-versus-time graph is shown for a particle moving along the x-axis. Its initial position is x0 = 1.8m at t0 =0s.Part
1. 2 answers
2. asked by anonymous
3. 3,401 views
For a one step reaction, the activation energy for the forward reaction is 40.0 kJ mol-1, and the enthalpy of reaction is -20.0
1. 1 answer
2. asked by Anonymous
3. 2,944 views
Gabe went to the amusement park with $40 to spend. His ticket cost $26.50. Write and solve an inequality to show how much he
1. 7 answers
2. asked by maria
3. 2,901 views
A recipe for 1 batch of muffin included 2/3 cup of raisins. Ina made 2 1/2 batches of muffins. How many cups of raisin did she
1. 5 answers
2. asked by anonymous
3. 2,810 views
Isosceles trapezoid JKLM has legs Jk and LM and bases KL and JM. Jk=8X+5 KL=4X+1 LM=10x+4 and MJ=18X+3, area of JKLM?
1. 2 answers
2. asked by al
3. 2,571 views
a boy of mass 40kg and a girl of 30kg play on a see saw of negligible weight.if the boy sits 270cm from the pivot of the see-saw
1. 3 answers
2. asked by randy
3. 2,450 views
A pyramid V-ABCD is cut from a cube of edge 12 in.,as shown in the figure. Thevertex V is the midpoint of an upper edge of the
1. 5 answers
2. asked by Rosebymae
3. 2,397 views
Correct punctuation for Boston, MassachusettsPlayed an important role in American history and politics.
1. 1 answer
2. asked by Diane
3. 2,356 views
May this is it ; Storm over ocean torrents of rein dropping downward and theirs no sign that its stopping anytime soon/ face and
1. 1 answer
2. asked by Gabe
3. 2,222 views
A nail is driven into a board with an initial kinetic energy of 150 j. If the potential energy before and after the event is the
1. 1 answer
2. asked by nireen
3. 2,123 views
A math class has a total of 47 students. the number of females is 17 less than the numberof males. how many males and how many
1. 2 answers
2. asked by greg
3. 1,824 views
A uniform rod of weight 5N and lenght 1m is pivoted at a point of 20 cm from one of its ends. A weight is hung from the other
1. 1 answer
2. asked by Kiwiwi
3. 1,735 views
a child mass m slides down a slide 5 m high. the child speed at the bottom of the slide is 3 meters per second. what is the
1. 1 answer
2. asked by Dan
3. 1,634 views
What mass of sucrose (C12H22O11) should be combined with 477g of water to make a solution with an osmotic pressure of 8.15atm at
1. 1 answer
2. asked by chemstud
3. 1,606 views
When 20.1 g Sb2S3 reacts with an excess of Fe, 9.84 g Sb is produced. What is the percent yield of this reaction?My work so
1. 1 answer
2. asked by Gianna
3. 1,595 views
A box with an open top is to be constructed by cutting equal-sized squares out of the corners of a 18 inch by 30 inch piece of
1. 3 answers
2. asked by moshie
3. 1,535 views
Find all the solutions of the equation in the interval {o,2pi)5sqrt3 tan x+3=8sqrt3 tan x
1. 2 answers
2. asked by Fiona
3. 1,495 views
A car traveling 85km/h slows down at a constant 0.52m/s2 just by "letting up on the gas." Calculate the distance the car coasts
1. 3 answers
2. asked by Katy
3. 1,462 views
The third term of a geomatrie sequence is 6 and the sixth term is 3/32.determine the fist three terms and the general term Tn
1. 3 answers
2. asked by Snontia
3. 1,449 views
A cash register contains only five dollar and fifty dollar bills. It contains four times as many five dollar bills as fifty
1. 2 answers
2. asked by nelson
3. 1,448 views
kellys dog eats 1 2/3 bones in 10 days. How many bones will he eat in 18 days?
1. 3 answers
2. asked by Johnny
3. 1,440 views
Samuel bought three cups and four spoons for Kshs 324. Daniel bought five cups and Mary bought two sppons of the same type as
1. 2 answers
2. asked by John
3. 1,423 views
Analyze the prompt :In the following passage from The Scarlet Letter, the narrator describes Hester Prynne in her isolation from
1. 2 answers
2. asked by Amy
3. 1,391 views
A rectangular swimming pool is twice as long as it is wide. A small concrete walkway surrounds the pool. The walkway is a
1. 2 answers
2. asked by Carlos
3. 1,371 views
A bag contains 5 red and 4 green apples. Michael takes one apple at random from the bag. His sister Ashley then takes an apple
1. 1 answer
2. asked by Anna
3. 1,345 views
History makes it clear that the federal bench has attracted people from a fairly select demographic, usually the __________ and
1. 4 answers
2. asked by Pat
3. 1,286 views
Words:curtail devastate Disgress Incentive Incorporate Indispensable Intermittent Rigor Squander Succumb (1,2)Duane feels he
1. 1 answer
2. asked by Celine
3. 1,254 views
The drawing shows a square, each side of which has a length of L = 0.250 m. Two different positive charges q1 and q2 are fixed
1. 1 answer
2. asked by ciaran
3. 1,216 views
On a test of motor coordination, the population of average bowlers has a mean score of 24, with a standard deviation of 6. A
1. 1 answer
2. asked by lisa
3. 1,125 views
find the number of revolutions taken by the wheel of a truck to cover a distance of 78.5 km if the diameter of the wheel is 1m
1. 2 answers
2. asked by shehzad
3. 1,115 views
an electric water pump raises 500 kg of water through a vertical height of 25 m in 50 sec. Calculate the power of electric pump.
1. 1 answer
2. asked by Ayantika
3. 1,112 views
While legal experts recommend a felony caseload of no more than __________ per attorney per year, some attorneys represent
1. 1 answer
2. asked by Pat
3. 1,099 views
Solve the equation with rational exponents. (X-1)^2/3=36
1. 2 answers
2. asked by Brittany
3. 1,093 views
at STP , what is the volume of 7.08 mole of Nitrogen gas ?
1. 1 answer
2. asked by jade
3. 1,059 views
Balance redox reaction.Fe(s) + O2(g) + H2O(l)-->Fe2+(aq) +OH-
1. 1 answer
2. asked by michelle
3. 1,045 views
0.959 g of a hydrocarbon is dissolved in 10.00g of benzene. The freezing point of the solution is 1.16C. Find the molecular mass
1. 1 answer
2. asked by Steph
3. 1,030 views
A federal judge can be removed from the bench via:A. public vote. B. impeachment in the House of Representatives and conviction
1. 1 answer
2. asked by Pat
3. 1,020 views
In a well organized essay, analyze the language and rhetorical devices the narrator uses to convey his attitude toward Hester
1. 1 answer
2. asked by Amy
3. 1,006 views
Find all pairs of integers whose difference is 5 and product is 234.
1. 1 answer
2. asked by Anonymous
3. 971 views
Jenny was planting flowers for her garden. She had to plant 4 rose flowers for every jasmine flower she planted. If she plants
1. 3 answers
2. asked by Student
3. 923 views
A baseball (m = 145 g) traveling 20 m/s moves a fielder's glove backward 25 cm when the ball is caught. What was the average
1. 0 answers
2. asked by mathew
3. 921 views
Value Rent-A-Car rental a luxury car at a daily rate of $42.15 plus 50 cents per mile. A business person is allotted $130 for
1. 3 answers
2. asked by B
3. 914 views
Calculate the mass of ethanol that must be burnt to increase the temperature of 150g of water by 75 degrees celsius, if exactly
1. 1 answer
2. asked by Isabella
3. 909 views
Can someone show me and explain a step by step process how to do this problem? Thanks1) Two equal but opposite charges re
1. 1 answer
2. asked by Lyn
3. 898 views
There are 5 quadratics below. Four of them have two distinct roots each. The other has only one distinct root; find the value of
1. 2 answers
2. asked by Juliet
3. 876 views
Rewrite each line of poem by putting capital letters and punctuation marks where they belong.I have tried to get this but i'm
1. 1 answer
2. asked by Gabe
3. 860 views
find the period, amplitude,zeros, extreme points at maximum and minimum of the given function:1.y = sin( -2x) 2.y = 4 sin( 5x)
1. 1 answer
2. asked by rhine
3. 822 views
In a well organized essay, analyze the language and rhetorical devices the narrator uses to convey his attitude toward Hester
1. 1 answer
2. asked by Amy
3. 803 views
Yalda has six $5 notes, ten $10 notes and four $20 notes in her purse. If she takes out one note, what is the probability that
1. 1 answer
2. asked by Arzam
3. 789 views
Starting from rest, a 11.70 kg suitcase slides 3.14 m down a frictionless ramp inclined at 40° from the floor. The suitcase
1. 1 answer
2. asked by sarah
3. 769 views
What is the salary in Canada for the following careers:Fashion Designer Comic book artist Hair stylist/designer (theater and
1. 1 answer
2. asked by human
3. 758 views
This is trigonometry:A tree's height is unknown so we have to solve for the height of the tree. The tree casts a 11m shadow. And
1. 2 answers
2. asked by Izzy
3. 755 views
The sum of two counting numbers is 243. Half of one number is four times the othernumber. What are the numbers?
1. 2 answers
2. asked by Anonymous
3. 750 views
A 25.0 mL sample of drinking water suspected to contain lead(II) ions is treated with excess 0.800 M sodium chloride. A
1. 1 answer
2. asked by Nguyen
3. 730 views
Find the number of negative integers greater than -500 that are divisible by 33.Also find their sum. How do I set up this
1. 1 answer
2. asked by anon
3. 726 views
In the lab, a relativistic proton has a momentum of 1.00 × 10-19 kg · m/s and a rest energy of 0.150 nJ. What is the speed of
1. 0 answers
2. asked by Anonymous
3. 720 views
Suppose we want to estimate the average number of purchases in a given hour in a local convenience store. Using this example
1. 0 answers
2. asked by slomo
3. 719 views
A man stands at the midpoint between two speakers that are broadcasting an amplified static hiss uniformly in all directions.
1. 0 answers
2. asked by David Egan
3. 687 views
If 7.63 g of CuNO3 is dissolved in water to make a 0.180 M solution, what is the volume of the solution?
1. 2 answers
2. asked by Felicia Fancybottom
3. 686 views
(ii) Calculate the direction and magnitude of the joint force at the mid-point between the fourth and fifth lumbar vertebrae by
1. 0 answers
2. asked by kkuh
3. 678 views
I don't really know where to start on the problem. Would I use V = k(q/r)? But what would I do afterwards.Much explanation on
1. 1 answer
2. asked by Aria
3. 667 views
which is the best location for farming?a. east of the jordan river b. central syria c. southern israel ***** d. the coast of
1. 6 answers
2. asked by Check Answer
3. 665 views
Show how to write and evaluate an expression to represent and solve this problem: Jeff and his friend each text four classmates
1. 1 answer
2. asked by kyle
3. 652 views
White phosphorus (P4) was used for a long time in military incendiary bombs and ordnances. White phosphorus reacts with oxygen
1. 1 answer
2. asked by danny
3. 649 views
A light string is attached to both a hanging mass m1 = 5 kg and to a pulley of mass m2= 6 kg, and radius R = 0.75 m. If the
1. 1 answer
2. asked by Anonymous
3. 643 views
A 0.25 kg particle moves along an x axis according to x(t) = - 10 + 3 t + 2 t2 - 5 t3, with x in meters and t in seconds. In
1. 1 answer
2. asked by Anonymous
3. 639 views
There are 750 students in a school. If the number of girls is 120 more than the boys, how many boys are there in the school?
1. 3 answers
2. asked by Student
3. 630 views
17th-Century collectors trying to fashion a “Wunderkammer” (cabinet of curiosities) might potentially have been interested
1. 3 answers
2. asked by Sarah
3. 625 views
Which factors has revolutionised world history by patrick manning ?.I have written about world war and industrial but am not
1. 2 answers
2. asked by comeford
3. 615 views
Can someone help me answer this question, so I would know what to do for a question like this next time?Thank you! A box
1. 1 answer
2. asked by Anonymous
3. 614 views
The common external tangents to the graphs for (x+1)^2+y^2=1 and (x-2)^2+y^2=4 are drawn. Find the slope of the tangent line
1. 1 answer
2. asked by Anon
3. 609 views
The shadow of an electric pole is 5 m. long when thr angle of elevation of the seen is 60 degrees. Find the length of the shadow
1. 1 answer
2. asked by Res
3. 608 views
jeff has a big scoop of ice cream that is 10 inches tall it melts by 25% in a minute whats the height of the ice cream after one
1. 2 answers
2. asked by joey
3. 606 views
Hi! My teacher told my class that the answer to this question is "1-sin x/cosx" but she wants us to figure out why. I tried
1. 1 answer
2. asked by Kelly
3. 605 views
which do you think was the more far-reaching accomplishment, determining the structure of dna, or sequencing the human genome?
1. 1 answer
2. asked by Shala
3. 605 views
Write two hydrolysis reactions for Cu^2+ reacting with water in each step to form CuOH^+ and Cu(OH)2. The hydrolysis constants
1. 1 answer
2. asked by Brian
3. 602 views
There are two sign posts A and B on the edge of the road. A is 400 m to the west of b. A tree is on a bearing of 60 degree from
1. 1 answer
2. asked by John
3. 598 views
This problem is about pizza. You have a circular pizza and you want to slice itwith n straight cuts into the maximum number of
1. 0 answers
2. asked by Ralph
3. 590 views
On January 31, a count of ending inventory was completed, and 7,200 units were on hand. Using the periodic inventory system,
1. 0 answers
2. asked by Theresa
3. 584 views
Given a triangle ABC, draw straight lines from the vertex A to n points on theopposite side BC. (None of these n points can
1. 0 answers
2. asked by Ralph
3. 579 views
In today's society, many middle class people argue that they cannot build wealth because of wrong choices , over spending, own a
1. 3 answers
2. asked by antonio
3. 578 views
Calculate the change in Gibb’s free energy when 1.63 moles of sodium metal react with excess chlorine gas to form sodium
1. 1 answer
2. asked by danny
3. 578 views
The a hollow cylinder. The internal and external radii are estimated to be 6 cm and 8 cm respectively, to the nearest whole
1. 0 answers
2. asked by Kudu
3. 577 views
A solution of 0.200M NaOH (14.0 mL) is mixed with 42.4 mL of 0.170M HNO3. Assuming the final volume is the sum of the initial
1. 1 answer
2. asked by Jessica
3. 575 views
7.Calculate the volume of a substance that has a density of 5.47 g/mL and a mass of 8.065 g.
1. 1 answer
2. asked by ako
3. 569 views
If there is a constant towing force of 1.5 kN, how long would it take a tow truck to tow a 1400 kg car from rest to 52 km/h?(Ass
1. 1 answer
2. asked by nesh
3. 569 views
let X1,X2,X3 be random sample with pdff(x)=exp(-x),x>0,find the joint pdf of Y1=X1/X2, Y2=X3/(X1+X2) ,Y3=X1+X2, and find pdf of
1. 0 answers
2. asked by assma
3. 569 views
Researchers at the University of Rochester studies children born with an infection called roseola. The children also have the
1. 1 answer
2. asked by Hampton
3. 568 views
Which careers can i persue with those subjects?
1. 2 answers
2. asked by Kutullo
3. 567 views
how do I calculate the area occupied by one single molecule, given # of molecules per meter^2 (9.6e15), the Molarity? (.1
1. 1 answer
2. asked by Tom
3. 566 views
A solution of 0.200M NaOH (14.0 mL) is mixed with 42.4 mL of 0.170M HNO3. Assuming the final volume is the sum of the initial
1. 1 answer
2. asked by Jessica
3. 565 views
Assume no air friction and that the acceleration due to gravity is 10 meters/sec^2. A ball is moving horizontally at a rate of 5
1. 1 answer
2. asked by Anon
3. 564 views
let X1,X2,X3 be random sample with pdff(x)=exp(-x),x>0,find the joint pdf of Y1=X1/X2, Y2=X3/(X1+X2) ,Y3=X1+X2, and find pdf of
1. 0 answers
2. asked by assma
3. 560 views

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