Tuesday
July 29, 2014

Posts by Jim


Total # Posts: 1,415

income tax
Kobe is a single dad with two dependent children, Lizzie, age 7 and Leslie, age 3. He has AGI of $51,000 and paid $6,300 to a qualified day care center. What amount of credit can Kobe receive for the child and dependent care credit?

physics
A 370kg piano slides 2.9m down a 24∘ incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. Ignore friction.

math
write a problem with lengths in feet using the numbers 29 and 56. write the answer to your problem.

math
Jane has a piece of wood that is 24 inches long. She uses 6 inches for one project and 9 inches for another project. How much wood does Jane have left?

math
Tyler and Mia join popcorn strings to make a string 84 centimeters. Tyler's popcorn strings is 36 centimeters long. How many is Mia's popcorn string?

math
Logan measures the height of his rose bushes. One rose bush is 35 centimeters tall. Another rose bush measures 39 centimeters tall. How tall are both rose bushes?

math
Tyler and Mia join popcorn strings to make 84 centimeters. Tyler's popcorn string is 36 centimeters long. How long is Mia's popcorn string?

math
Ryan watches 2 bullfrogs jump a total of 39 inches. One bullfrog jumps 22 inches. How far did the second bullfrog jump?

math
Anna has 16 inches of silver lace and 19 inches of gold lace. How much lace does Anna have?

Algebra 2
I still dont understand

Algebra 2
a farmer has 400 meters of fence with which to enclose a portion of land. the farmer wants to enclose a rectangular piece of ground that is as large as possible. the land is bordered by water on two sides. There are three options for the farmer Option 1) have two sides bordere...

math
Rona bought a length of rope. She cut off 1 meter of rope. Now she has 3 meters of rope. How much rope did Rona buy?

math
Len buys 24 centimeters of blue trim and some gold trim. She buys a total of 54 centimeters of trim. How much gold trim does Len buy?

math
Ray has a board that is 16 feet long. He cuts off 11 feet to make a shelf. What is the length of the board that is left?

Calculus
An inverted conical tank is 3m tall and 1m in diameter at its widest point. The water is being pumped out of a spout 2m above the top of the tank. Recall that the density of water is  = 1000kg/m^3 (a) Find the work needed to empty the tank if it is full. Include units. (b...

Ethics in Criminal Justice
Frankly, I don't think ANYTHING justifies convicting an innocent person; but, if I have to choose one, I would choose "B".

math
a parking lot charges $1.50 for the first hour of parking and 55 cents for each additional half hour how much would it cost to park a car from 12:45pm to 6:15 pm

7th grade math
Computer catalog has a computer monitor that is 19 inches. The 19 inches is the diagonal distance across the screen. If the screen is 10 inches in height, what is the width of the screen to the nearest inch?

Math
Two vans leave a parking lot at the exact same time. A few minutes later, car 1 is 8 miles due east of the parking lot and car 2 is 15 miles due south of the lot. How far a part are the two cars in miles?

statistics (7)
a) I think the question requires the use of the t-distribution. standard error=statistic/sqrt(45) =65/sqrt(45)=9.689 critical value: df=45-1=44, area=.025 so t=2.015 margin of error=t*SE=19.52 b) Confidence interval: Use t-distr: sample mean +- margin of error =273 +- 19.52 =(...

Math (6)
The lines do intersect. sqrt(x) = x-2 x =(x-2)^2 =x^2-4x + 4 x^2-5x+4=0 (x-1)(x-4)=0 x=1,4 but 1 does not work if you plug in x=1 to both equations, so the only answer is x=4.

Chemistry
.708=(0.5)^(4.00/half life) Take log on both sides and rearrange equation to solve for half life. -.150=(4.00/half life)*-.301 (4.00/half life)=.498 half life = 8.03 min

business
When creating a data set, historical costs should be:

Calculus Help
The County Roads Department is stockpiling salt for use next winter. The salt is being unloaded from railroad cars by a conveyor belt at a rate of 20 cubic feet per minute. The salt falls into a conical pile whose diameter at the base is four times the height of the pile. At w...

Calculus Help
find dy/d(theta) theta=2 , if y=sin(pi/(square root(theta^2+5))) Show steps thanks!!!

organic chemistry
For proton NMR spectra, does a peak at 0 ppm indicate anything significant or is it likely to be a signal arising from a solvent?

Calculus Help Please!!!
find the derivative of the function. Simplify where possible. F(theta)=arcsin(square root of (sin9(theta)))

Math
If there are 6 red tiles and 5 blue tiles in a box, what are the chances that you will pick a red tile without looking?

math
Anthony wishes to sell a $5,000 fixed-rate bond with a 3% coupon. The bond has two years left to maturity. What is the most money this bond could be worth?

algebra
Is the following inequality always,sometimes,never,true,2(8x-4)-2 x<14x+12 thank you

algebra
Is the following always,sometimes,never,true,6+8x-9=11x+14-3 x

algebra
Is the following inequality always,sometimes,never,true 2(8 x-4)-<14 x+12

algebra
Solve the compound inequality graph solution-2<2x-4<4 answers are 0<x<-2, 3<x<6, 1<x<4, 1<x<0

algebra
Solve the equation check for extraneous solution 6|6-4 x|=8 x+4answers are x=1, x=5/2.or x=2, x=5/2, x=5/2or x=1

algebra
A furniture maker uses the specification 19.88<w=20.12 for the width w in inches of a desk drawer write the specification as an absolute answers are 1w-0.24|<20.12, 1w-20|<0.12, 1w-20|<0.24, 1w-0.12|<20

math
lucy has a collection of buttons 2/3 of her buttons are square and 2/8 of her buttons are round. does lucy have more square buttons or round buttons?

math
on monday carlos ran 1/8 of a mile. on wednesday he ran 5/6 of a mile. carlos ran 3/8 of a mile on friday. which day did calos run the farthest?

Life.science
in the moss why the sporophyte is sometimes referred to as a semi parasite.

math 209
which of the following conclusions is true about the statement below? x^2= square root x

physics
Buffy is rolling along in her 11.1 kg wagon at 4.6 m/s (in the positive direction) when she jumps off the back. She continues to move forward at 1.5 m/s relative to the ground. This causes her wagon to go speeding forward at 13.03 m/s relative to the ground. How much does Buff...

physics
A man is in a boat out away from shore. Th mass of the man, the boat and everything in it is 210 kg. The boat is not moving. The man throws and anchor with a mass of 26 kg straight out from the boat with a speed of 6.6 m/s. What is the resulting speed of the boat?

Math Algebra
thanks

Math Algebra
Two times the smallest of three consecutive odd integers is one less than the largest integer. Find the integers

finance
Coogly Company is attempting to identify its weighted average cost of capital for the coming year and has hired you to answer some questions they have about the process. They have asked you to present this information in a PowerPoint presentation to the company’s manageme...

Physics
The velocity vector V1 has a magnitude of 4.0 m/s and is directed along the +x-axis. The velocity vector V2 has a magnitude of 3.0 m/s. The sum of the two is V3, so that V3 = V1+V2 A. The x-component of V3 can be 3.0 m/s B. The magnitude of V3 can be 8.0 m/s C. The magnitude o...

Physics
A car (m = 670.0 kg) accelerates uniformly from rest up an inclined road which rises uniformly, to a height, h = 35.0 m. Find the average power the engine must deliver to reach a speed of 23.9 m/s at the top of the hill in 22.7 s(NEGLECT frictional losses: air and rolling, ...)

STATISTICS
Program evaluation differs from policy analysis with respect to _____. a. the time dimension within the policy process b. the cost c. the time d. the role of the stakeholder

STATS2
Policy analysis searches for _____? a. the generation of information and collection of evidence of the benefits b. the consequences that would follow the implementation of various courses of action c. fluidity and does not always “start at the beginning and conclude at th...

science
9.8 meters per sec squared.

chem help
How many moles of N are there in 2.6 moles of NaNO3?

STATS
Policy analysis searches for _____. a. infeasible courses of action b. the generation of information and collection of evidence of the benefits c. the consequences that would follow the implementation of various courses of action d. fluidity and does not always “start at ...

math
number sense what division sentence means the same as the following subtraction sentences? 12-4=8 8-4=4 4-4=0

Math
What division sentence means the same as the following subtraction sentences? 12- 4 = 8 8-4=4 4-4=0

STATISTICS
To calculate the mean for grouped data, which of the following steps must be completed? a. multiply the number of subjects within each category by the value of that category b. divide the results of the multiplication c. multiply by the number of subjects d. multiply each larg...

Windows 7 operating system
A medium-sized survey company stores sensitive government data that is used as part of the study. A security requirement from the government requires that all sensitive data must remain stored at the company's head office. All staff and the head office network have undergo...

Statistics 2
To calculate the mean for grouped data, which of the following steps must be completed? a. multiply the number of subjects within each category by the value of that category b. divide the results of the multiplication c. multiply by the number of subjects d. multiply each larg...

Statistics 1
Professor White asked his students to put the number of hours each studied for the final exam on a piece of paper and turn that paper in with the exam. The pieces of paper indicate that students studied 10, 3, 4, 25, 1, 4, 4, 12, 6, 8, and 10 hours. What is the mean number of ...

science
Photosynthesis

statistics
In a distribution of sentence lengths in months like the following: 6, 12, 10, 18, 24, 360; which statistic would a researcher not want to report? a. standard deviation b. mean c. range d. raw numbers

science
The half-life of uranium-235 is 713 million years. Suppose a fossil originally had 26 grams of uranium-235. A geologist had the fossil tested and found that it now has only 3.25 grams of uranium-235. Approximately how old is the fossil?

physics
You hold a bucket attached to a rope, and in the bucket is a 500.0 g rock. You swing the bucket so the rock moves in a vertical circle 1.6 m in diameter. What is the minimum speed the rock must have at the top of the circle if it is to always stay in contact with the bottom of...

physics
You hold a bucket attached to a rope, and in the bucket is a 500.0 g rock. You swing the bucket so the rock moves in a vertical circle 1.6 m in diameter. What is the minimum speed the rock must have at the top of the circle if it is to always stay in contact with the bottom of...

physics
You hold a bucket attached to a rope, and in the bucket is a 500.0 g rock. You swing the bucket so the rock moves in a vertical circle 1.6 m in diameter. What is the minimum speed the rock must have at the top of the circle if it is to always stay in contact with the bottom of...

physics
You hold a bucket attached to a rope, and in the bucket is a 500.0 g rock. You swing the bucket so the rock moves in a vertical circle 1.6 m in diameter. What is the minimum speed the rock must have at the top of the circle if it is to always stay in contact with the bottom of...

science
on the windward side of the mountain, should the relative humidity of the parcel change as it rises from 3000 feet to 6000 feet? Why?

Math
The flag pole is 14 feet high it cast a shadow of 5 feet. Dan is six feet tall what high is his shadow

english
what does it mean to include citation with a quote

q
whats the point of an ap class

geometry
a point (-3,2) lies on a circle whose equation is (x+3)squared +(y+1)squared=rsquared what is the radius of the circle plz put steps

geometry
a point (-3,2) lies on a circle whose equation is (x+3)squared +(y+1)squared=rsquared what is the radius of the circle plz put steps

english
i need 4 symbols that represnt me and i have no idea how to know what they are

geometry
what year does college look at gpa i got a 3.o for my midterm and if i get 4.0s all other erms of my freshmen year and rest years can i make it to a uc

question
does it matter the grades of freshmen year

question
does anyone know in ca the requirements to get a permit for a 15 and half year old

question
how much does a AP class give in bump for gpa

geomrtry
how many sides does a regular polygon have it each exterior angle measures 40 degrees

Statistics
In a survey, 55% of the voters support a particular referendum. If 30 voters are chosen at random, find the standard deviation of the number of voters who support the referendum.

Math
Solve two ways 315/9

Algebra
A cab charges $1.75 for the first mile and $0.25 for each additional mile. Write and solve an inequality to determine how many miles Eddie can travel if he has $15 to spend

story elements
thanks

story elements
what is the word for The lesson of a story should start with a T and is 5 letters long

vocab
What is the problem of a short story

english
Scuttles across the sand, the crab disappeared into the surf. correct way to write the derivative scuttle as sscuttles

question
is it better to take physics or chemistry if taking both whats better to take 1st in sophomore year better to take ap statistics or precalculas for becoming an architect

english
sorry i dont understand what your saying

english
sorry number 6 obstruction

english
2. commence 3.scuttles 4.cease 6.precludes

Statistics
I have no idea on how to answer this question... "Use technology or a standard normal distribution table to find the area to the left of z=1.58. Do I plug in 1.58 in my calculator to find the answer?

Statistics
I have no idea on how to answer this question... "Use technology or a standard normal distribution table to find the area to the left of z=1.58. Do I plug in 1.58 in my calculator to find the answer?

Psych-Ms Sue
Thank you!

Psych-Ms Sue
Could you check my answers? Thanks. 1.Studies show that there are no significant differences between mother child play and father child play with infants under 12 months of age? True, because they are too young to tell. 2. In home day care is always preferable to out of home d...

Psych
Thanks! What about this question: When parents modify their child-rearing expectations according to their offspring's temperamental style, the result is a more harmonious "fit" between them? I would say this is "false" because it wouldn't benefit an...

Psych
According to the results of cross-cultural research, distal parenting often results in toddlers who are self aware but less obedient than those who engage in proximal parenting? Is this False? I have no idea on where to find the answer to this...

corporate finance
10.5%

english
what if more thean ten peopke have hte same gpa

english
ms sie can i ask you how do you be in the top ten rank of school during freshmen year no ap classes

english
thank you

english
thank you

physics
A circular coil with a radius of 25 cm has 20 turns. The coil is oriented perpendicularly to a magnetic field whose initial magnitude is 3.2 T. Suddenly, the magnetic field vanishes in 0.4 s. a. What is the initial magnetic flux in the coil? b. What is the induced emf in the c...

physics
the mass of a brick is 2.5 kg. its dimensions are 10cmx5cmx2cm. find the pressure of the brick exerts on the ground if it is resting on a. 10cmx5cm base and b. 5cmx2cm base

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