Friday
December 19, 2014

Posts by mo


Total # Posts: 159

Algebra II
A restaurant sells about 330 sandwiches each day at a price of $6 each. For each $.25 decrease in price, 15 more sandwiches are sold per day. How much should the restaurant charge to maximize daily revenue? Explain each step of your solution. What is the maximum daily revenue?
December 17, 2014

Physics
Two forces are applied simultaneously to a crate sliding in a horizontal plane: 36.8 N to the right and 20.2 N to the left. What is the net force on the crate? Let a force to the right be positive and to the left negative. Give your answer in Newtons.
November 11, 2014

Math
Marla and her mom cooked 21.3 liters of spaghetti sauce. They used 18 jars of the same size to can it. About how much did each jar hold?
October 6, 2014

Create math equation
Anthony leaves kingstons at 2:00 pm and drives to queensville, 160mi distant, at 45 mph. At 2:15 pm Helen leaves queensville and drives to kingston at 40mph. At what time do they pass each other on the road?
September 17, 2014

math (create equation)
A homeowner wishes to fence in three adjoining garden plots, as shown in the figure. If each plot is to be 80 ft^2 in area, and she has 88 feet of fencing material at hand, what dimension should each plot have? ---------- I I I I I I I I I I I I ----------
September 13, 2014

math (create equation)
Abbie paints twice as fast as Beth and three times as fast as Cathie. If it takes 60 min to paint a living room with all three working togather, how long does it take for Abbie if she works alone?
September 13, 2014

Chemistry
1.50g of NaHCO3 is dissolved in 17.1g of water. Express the solubility of NaHCO3 in grams per 100g of solvent and calculate the % composition of NaHCO3 and water.
August 21, 2014

Accounting
Accounting 1 Help! 1. An accountant records a transaction when cash is paid or received under which basis of accounting? cash deferred accrual liability 2. When unearned revenue is initially recorded as a revenue, the adjusting entry would include a credit to a liability. ...
April 15, 2014

Math
1 5/6
April 10, 2014

Math
4 1/3 - 21/2
April 10, 2014

Math
4 1/3 - 2 1/2 Thank you for your help
April 10, 2014

Math
3 1/10 + 14 2/5
April 10, 2014

Math
4 2/9 + 2 1/3
April 10, 2014

Math
7/12, 3/4, and 2/3 in order which one is the smallest to the greatest?
April 8, 2014

Math
Is 2/3 greater than 3/4
April 8, 2014

Math
Vicki bought an ice cream cake cut into 6 equal pieces. Vicki, Margo,and Elena each took 2 pieces of the cake home. Vicki says she and each of her friends took 1/3 of the cake home. Is Vicki correct? And
March 13, 2014

Math
A greenhouse at Alice's nursery has 340 planters. Each planter holds 10 plants. Alice has 1,092 plants in the greenhouse. How many planters are completely empty?
March 9, 2014

math
1/6 of a box of paperclips are red, 5/12 of them are blue and 2/5 of the remainder are black. If there are 10 black paperclips, how many more blue paper clips are there than red ones?
February 13, 2014

Math
Javier rode his bike for a total of 41 minutes. Before lunch, he rode for 1 minute less than 5 times the number of minutes he rode after lunch. How many minutes did Javier ride before lunch?
October 31, 2013

Math
Together , Tom and max have 72 football cards. Tom has 2 more than 4 times as many cards as max has. How many football cards does Tom have ?
October 31, 2013

interpersonal communication
The best empathic listening response below is
September 9, 2013

comm
The best empathic listening response below is
September 9, 2013

finance
David will retire to Florida in ten years. After he retires, he wants to take out $28,000 at the end of each year for 15 years. If he can invest the money at 8% annually, what amount must he invest today?
July 8, 2013

math
A grocer mixes a premium blend of coffee worth $17/kg with a coffee blend worth #7/kg. A mixture of 36 kg worth $11/kg is produced. How many kilograms of each type of coffee are included in the mixture?
May 11, 2013

public speaking
yes
April 17, 2013

Math
the sum of 5 consecutive whole numbers is 2005. what is the sum of all the digits of these 5 numbers
March 28, 2013

math
In slow- pitch softball the ball is pitched in an underhand motion. A batter in a softball game is pitched a ball that has initial vertical velocity of 35 feet per second. a. Write an equation for the height h (in feet) of the ball as a function of the time t (in seconds) ...
March 21, 2013

Interpersonal Communication COM200
The best empathic listening response below is
March 7, 2013

Math
What about taking $58.62 *45% = $85.00
January 15, 2013

chemistry
54.996 or 55.0 g NaOH
November 23, 2012

Information Systems
Richard's Plumbing Co. has rapidly grown to become a multi-state business, and it has recently acquired Mr. Plumber, a smaller company with multiple outlets located in the same states. Each of the companies has its own data network. Mr. Plumber's network connects the ...
November 1, 2012

IT
Can someone please help me start this? Using Shannon’s formula, calculate the data transfer rate given the following information: signal frequency = 10,000 Hz signal power = 5000 watts noise power =230 watts.
November 1, 2012

physics
An airplane is flying with a velocity of 252m/s at an angle of 30 degrees with the horizontal. when the altitude of the plane is 2.7km, a flare is released from the plane. the flare hits the target on the ground. what is the angle theta?
September 23, 2012

physics
an airplane with a speed of 40.4 m/s is climbing upward at an angle of 54 degrees with respect to the horizontal. When the planes altitude is 520 m, the pilot releases a package. a. calculate the distance along the ground measured from a point directly beneath the point of ...
September 23, 2012

physics
You are traveling in a convertible with the top down. The car is moving at a constant velocity 20.0m/s due east along flat ground. You throw a tomato straight upward at a speed of 15.9m/s. how far has the car moved when you get a chance to catch a tomato?
September 23, 2012

Absolute Vale
Find all numbers x for which |x-1| + |x-2| > 1. I know the answer is that there exists no such x, but I need someone to explain to me the steps as to figuring out why that is the case.
September 3, 2012

Math
Find all numbers x for which |x-1| + |x-2| > 1. I know the answer is that there exists no such x, but I need someone to explain to me the steps as to figuring out why that is the case.
September 2, 2012

ODE
compute the inverse laplace transform 2S^2+13S+5/(s+3)(s-1)^2 i got 3e^t+5e^t+3e^t, not sure it correct
August 28, 2012

ODE
compute the inverse laplace transform 2S^2+13S+5/(s+3)(s-1)^2 i got 3e^t+5e^t+3e^t, not sure it correct
August 28, 2012

ODE
what is the laplace transform of 5/2.e^t-3/2.e^-t
August 28, 2012

ODE
what is the laplace transform of cost+4sint
August 27, 2012

ODE
if the DE x^2.y"+xy'-y=0 has a general solution c1x+c2.x^-1, use the variation of parameters to find the particular solution x^2.y"+xy'-y=2-2/x
August 26, 2012

math(ODE)
there are 3 linearly independent solutions of the DE t^3.y"'+3t^2.y"-6ty'+6y=0 of the form t^p, find the possible values of p
August 25, 2012

Calc 2
The region bounded by y= 1/(x^2+2x+5), y=0, x=0, and x=1, is revolved about the x-axis. Find the volume of the resulting solid.
March 12, 2012

physics
The Ferris Wheel in the figure below is a vertical, circular amusement ride with radius 10 m. Riders sit on seats that swivel to remain horizontal. The Ferris Wheel rotates at a constant rate, going around once in 11 s. Consider a rider whose mass is 59 kg. part1 At the bottom...
February 23, 2012

physics
n outer space, far from other objects, block 1 of mass 40 kg is at position (7,9,0) and block 2 of mass 1000 kg is at position (17,13,0) Since the z components of position are zero, the (vector) gravitational force acting on block 2 due to block 1 will be (-21.359e-9,-8.54198e...
February 5, 2012

physics
A motorist traveling at 16 m/s encounters a deer in the road 43 m ahead. If the maximum acceleration the vehicle’s brakes are capable of is −6 m/s2, what is the maximum reaction time of the motorist that will allow her or him to avoid hitting the deer?
January 29, 2012

Physics
b i got 3.96x10^4 km.h and i already did the magnitude which it 3.80x10^5 for the last question about the "for this time interval, find the direction of its average acceleration. = ? countercloclock wise from + x axis
January 22, 2012

Physics
nevermind you converted it
January 22, 2012

Physics
how did you get 29.1 to = 3.77* 10^5?
January 22, 2012

Physics
(933-695)/7.12- 4.85 = 238/2.27= 104.84 thats how i got that anwser...
January 22, 2012

Physics
but it has to equal km/h^2 and i got those anwsers wrong
January 22, 2012

Physics
At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465 km/h at time 7.12 s. For this time interval, find (a) the x and y components of the plane’s average acceleration and (b) the magnitude and ...
January 22, 2012

Physics
At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465 km/h at time 7.12 s. For this time interval, find (a) the x and y components of the plane’s average acceleration and (b) the magnitude and ...
January 22, 2012

physics
a point charge q1= -4.00nC is at a point (0.6,0.8) in the xy axis, and a second point charge q2=4.73nC is at the point (0.6,0), calculate the magnitude and direction of the net electric field at the origin due to these two points. Ive tried calculating the two separate ...
December 5, 2011

statistics
Yes, I understand how you worked out the mean. I understand about the 12 above and below the mean, but how did you arrive at 12 = 2 standard deviation points.
October 26, 2011

Math
Thanks, what about this one. It says to multiply. 2y and 14x^5y ___ ______ 7x^2 y^5
October 9, 2011

Math
This is what the question said..... Find all excluded values for the expression. That is, find all values of for which the expression is undefined.
October 9, 2011

Math
How do you work 5y ____ 3y+6 It is in fraction form and it just got me stuck,,,please help!!!!! :(
October 9, 2011

calculus
pleeeeeeas help meeee i used an online integral calculator and got an answer which says -1/2cot(x^2) but i don't know how to get there. the problem is "integral{xcsc^2(x^2)}
September 29, 2011

calculus
wooow, i cant believe ive been staring at it this long and couldnt see this. thanks!!
September 28, 2011

calculus
what is the integral of {sin(x)tan(x)} i tried turning tan(x) into sin(x)/cos(x) then doing u substitutions but i always have an extra sin(x) left. can you help me pleeeease
September 28, 2011

physics
the distance between the two plates is 1cm and the lengeth of each plate is 2cm so how do i get started
September 16, 2011

physics
ok i have a problem to work on in my new course, and i was wondering what i need to do to tackle it. the question is as follows: An electron is projected with an initial velocity Vo=10^7m/s into the uniform field between the parallel plates "E". the direction of the ...
September 16, 2011

spanish
How do you say "This special is only valid today" Please dont use google translate or another translator. Please answer if you are fluent in Spanish.
June 2, 2011

Statistics
if 25% of all students asked say they spend too much time on homework, and 12 students are selected at random, what is the expected number of students who say they spend too much time on homework?
May 30, 2011

spanish
what do you study
May 30, 2011

geometry
help please.... 1:(-2, -1) is reflected over the y-axis. What are the coordinates of the image? A:(2, -1) B:(-2, 1) C:(-1, -2) D:(2, 1) 2:(2, -5) is reflected over the x-axis. What are the coordinates of the image? A: (-2, -5) B;(2, 5) C:(-5, 2) D:(-2, 5)
May 11, 2011

geometry
I realy need help please!!!! 1-Describe the translation in words: (x, y) (x - 4, y - 9) A)4 units to the left, 9 units down B)4 units to the left, 9 units up C)4 units to the right, 9 units down D)4 units to the right, 9 units up 2-][3-,2.[1,4],[-5,4]2,-3]at element is in row ...
May 11, 2011

psychology
help me please.... 1- What is the importance of the power of the individual? 2- Explain the importance of peacemaking. 3-What is the affect of aggression on society?
May 10, 2011

verb
wrie the past tense form of the verbs.
May 8, 2011

accounting
Diamond Company produces a chair that requires 5 yds. of material per unit. The standard price of one yard of material is $7.50. During the month, 8,500 chairs were manufactured, using 43,700 yards at a cost of $7.60. Determine the (a) price variance, (b) quantity variance, ...
May 6, 2011

health
No, I don't really need the fitness plan, so thats the answer thanks.....
May 3, 2011

health
1. I Think its the healthy habits 2- I think its true what you think?
May 3, 2011

health
Please help... Staying fit requires all of the following EXCEPT _______. A-a rigid fitness plan B-physical activity C-healthy habits D-healthy eating 5. True or False: To develop a personal fitness plan you should consider which exercises and sports you like the most.
May 3, 2011

American History
Thanks (:
May 1, 2011

American History
Please help me with these five question.... 1-what issue brought difficulties to the admission of new states to the union during the early and mid-1800s? A. Manifest destiny B. trade restriction C. Access to overland trails D.disputes over the spread of slavery 2-What was one ...
May 1, 2011

American History
thanks,but i got more
May 1, 2011

American History
please help who was against the mexican-american war? northerners,democrats,southerners,or the media
May 1, 2011

Comm 155
I need help identifying the adverbs and adjectives. I am not sure which are which. Can someone please help me figure this out? In my early years, I was not really thinking about the importance of credit. My credit was severely damaged as a result. Over the years, I have been ...
March 29, 2011

Chemistry
How many grams of SO2 can be produced from 100g of S and excess O2
March 19, 2011

Algebra
3(15t^2-24t+8)
February 17, 2011

math
a farmer needs to buy fencing to go around his garden. The garden is a 20 by 15 rectangle . How much fencing will he need?
January 27, 2011

precalc
find domain of f(x) = 15/sqrt(x+6)
December 18, 2010

algebra
solve algebraically 3e^(-4x) = 12
December 18, 2010

algebra
evaluate algebraically for exact values: 10^(x+3) = 100
December 18, 2010

chemistry
If I have a Galvanic cell of Nickel and Gold where Nickel is (Ni->Ni^+2 + 2e-) and the oxidation of gold is (Ag^+->Ag + e-) then do I need to double the cell potential of gold (+0.80) if I'm trying to find the standered cell potential (volatage)?
December 12, 2010

adult education
-100*10=-1000 5+-1000=-995=(s+25)/2 -995*2=-1900=s+25 -1990-25=s -2015=s
December 12, 2010

Chemistry
. ' ' ' ; ;;; ; ; ; ; ; ; ; ; ; ;;; ; ; ; ; ; ; ; ; ; ; ; ;
December 9, 2010

similiar figures
i dont know
November 9, 2010

physics
A motorboat accelerates uniformly from a velocity of 6.5 m/s to the west to a velocity of 1.5 m/s to the west. If its acceleration was 2.7 m/s to the est, how far did it travel during the acceleration
October 26, 2010

physics
A surveyor measures the distance across a straight river by the following method. Starting directly across from a tree on the opposite bank, she walks d = 72 m along the riverbank to establish a baseline. Then she sights across to the tree. The angle from her baseline to the ...
September 8, 2010

Algebra II
|x+8| _____ = 0 2 How do you figure out absolutes with 0?
August 30, 2010

Math
some can work more, others can work less
August 17, 2010

Math
Ok I need help to figure out how to solve this problem 4 working move into town looking for work. A local business offers them 200 hours of work. The catch is, they have to work the same number of hours as they do days. I.E. if they work 8 hours they have to work 8 days. What ...
August 17, 2010

9th grade
Find the perimeter of a regular pentagon with a side measure of 57 centimeters. A. 285 cm B. 649 cm C. 228 cm D. 342 cm
July 14, 2010

binomial expansion
how do you expand the following as a series of ascending powers of x upto x^2 using binomial expansion for this function (1+x)^2(1-5x)^14
May 13, 2010

Physics
6.5*10^.8N
May 3, 2010

physics
the earthis moving around the sun in a circular orbit of radius 1.5*10^11. it makes one revolution per year.find the angular speed of earth in radian/sec, and the tangential speed of earth using the formula v=r.w , and tangetial speed ?
April 25, 2010

ACCOUNTING
Considering the following pricing concepts; Markup Methods (markup on Total Cost, Variable Cost, and Product Cost) and Target Costing, explain when it is appropriate (and why) to use each of the methods. (Hint: use multiple choice questions 1 and 2 to start you in the right ...
April 21, 2010

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