Sunday
December 4, 2016

Posts by e

Total # Posts: 127

Math
ella took a biology test of 54 question. She got 5/6 with a question correct how many questions did she get wrong on her biology test?
November 18, 2016

Math check
2. 184x210 round 200x200 = 40,000 3. 77x412 -) 80x400=32,000
November 15, 2016

Algebra
It says "there are x students trying out for a solo in a chorus concert. Only 6 will be chosen. How many students will not be chosen?"
November 15, 2016

statistics
A music industry researcher wants to estimate, with a 90% confidence level, the proportion of young urban people (ages 21 to 35 years) who go to at least 3 concerts a year. Previous studies show that 21% of those people (21 to 35 year olds) interviewed go to at least 3 ...
November 13, 2016

statistics
The mean rent of a 3-bedroom apartment in Orlando is $1200. You randomly select 12 apartments around town. The rents are normally distributed with a standard deviation of $75. What is the probability that the mean rent is more than $1000?
November 13, 2016

statistics
As a manager for an advertising company, you must plan a campaign designed to increase Twitter usage. A recent survey suggests that 85% of adults know what Twitter is. How many adults should you survey in order to be 90% confident that your estimate is within 5% of the true ...
November 13, 2016

statistics
Assume that men have IQ scores that are normally distributed with a mean of 99 and a standard deviation of 13. Find the IQ score that separated the lower 30% of the others. Round up to the nearest integer.
November 13, 2016

chemistry
What is the wavelength of radiation whose frequency is 5.93 x 10^14 s-1
October 25, 2016

physics
F = ma 51.0N = m (1.04) m= 49.0 Weight=mg (g=9.81) 49.0 x 9.81 = 481 N
October 11, 2016

MATH
I am new to this site. I am not sure if my last post went thru, with my calculations for review, so I will copy and paste my entire query. Thanks for your assistance. === Additional questions: this is for a form I need to fill out regarding my medications. Help please and ...
September 6, 2016

Math
Is this right? thanks, Miss Sue. $17.40-5 or 6 cents-per week: $.70 - per month: $2.80 ============== $16.87-70 cents-per week: $9.80 - per month: $ 39.20 ============= $27.95-18 cents-per week: $2.52 - per month: $10.08 ============= $16.14-20 cents-per week: $5.60 - per ...
September 4, 2016

Math
Per pill for a start: ? $17.40 - 5 or 6 cents $16.87 - 70 cents $27.95 - 18 cents $16.14 - 20 cents $15.29 - 10 cents $22.15 - 37 cents Thank you, Miss Sue.
September 4, 2016

Math
Additional questions: this is for a form I need to fill out regarding my medications. Help please and thank you. If a bottle of 300 pills cost $17.40 … and you take 2 pills a day … - How much is the cost per pill? - How much is the cost per week? - How much is the ...
September 4, 2016

Math
Either 5 cents or 6 cents? Not 58 cents, yes? I did come up with 5 cents. I'll answer the others in your next posting for your review. Thanks.
September 4, 2016

Math
If a bottle of 300 pills cost $17.40 … and you take 2 pills a day … - How much is the cost per pill? - How much is the cost per week? - How much is the cost per month?
September 4, 2016

math
A rope is 25 1/2m long .how many pieces each of 1 1/2m long can be from it?
July 7, 2016

Math
need help!!!!!!
May 31, 2016

math
you got the last one right
May 26, 2016

Fourth grade math - math book PearsonRealize
Thanks (-; (-;
January 25, 2016

Fourth grade math - math book PearsonRealize
Homework 6-3 (1) Kareem has 216 role-playing game cards. His goal is to collect all 15 sets of cards. There are 72 cards in a set. How many more cards dose Kareem need to reach his goal? (2) Nichole has $9 to spend on cards. She finds friends with the same amount of money to ...
January 25, 2016

Fourth grade math
I do not understand
January 20, 2016

I need help!!!!
I need help please
January 20, 2016

Fourth grade math
(1) Courtney has 36 photos to arrange on a gallery walk. Part A How many arrays can Courtney make with the 36 photos? List all the possible arrays. Part B How many factors are there for 36? Write them. What do you notice about the number of factors of 36 and the number arrays ...
January 20, 2016

Math fourth grade
Thanks
January 18, 2016

Math fourth grade
Dose all prime number have 2 factors
January 18, 2016

Fourth grade math
Thanks
January 18, 2016

Fourth grade math
Is 1 pirme or composte
January 18, 2016

math
85 is 40% of what number
December 25, 2015

math
Two towns that are 52.5 km apart are 5 cm apart on a map. What is the scale of the map?
December 22, 2015

math
Los Angeles is about 385 miles from San Francisco. How far apart would the cities be on a map with a scale of 1 in. = 25 mi. ?
December 22, 2015

math
in the scale drawing, each side is .38cm long. What is the perimeter of the actual object?
December 22, 2015

math
a 12 foot basketball hoop has a shadow 9.6ft long.How long is the shadow of a 6ft adult standing next to the basketball hoop?
December 22, 2015

calculus
The population of a culture of bacteria, P(t), where t is time in days, is growing at a rate that is proportional to the population itself and the growth rate is 0.3. The initial population is 40. (1) What is the population after 30 days? (2) How long does it take for the ...
December 4, 2015

Calculus
The rate of change of the population of a small town is dP/dt=kP Where P is the population, t is the time in years and k is the growth rate. If P=20000 when t=3 and P=30000 when t=5, what is the population when t=10? Round your answer to the nearest integer.
December 4, 2015

Algebra
Two trains are 450 miles apart, and are traveling toward each other at the same time. They meet 6 hrs later. The speed of the first train is 25 mph faster than that of the second train. What is the speed of each train?
November 30, 2015

Calculus
A company needs to make a cylindrical can that can hold precisely 1.5 liters of liquid. If the entire can is to be made out of the same material, find the dimensions (radius and height) of the can that will minimize the cost. Round your answer to the nearest four decimal ...
November 5, 2015

Calculus
A box with a square base and no top is to be built with a volume of 4000 in3. Find the dimensions of the box (Length, Width, Height) that requires the least amount of material. How much material is required at the minimum?
November 4, 2015

Chemistry
What is the bond enthalpy of N2(g)+2H2(g) --> N2H4(g)?
October 27, 2015

MATH
188,370
October 24, 2015

Vocabulary
What dose instinct mean and photosynthesis , adaptation , and territory mean
October 21, 2015

Punctuation and Capitalization
C.
September 21, 2015

FIN 301
uwotm8 aohwoahwoahohw
June 20, 2015

Trigonometry
A golfer hits a ball off of the ground with an angle of elevation of 10 degrees and an initial velocity of 240 feet per second. There is an 80 foot tree 160 yards in front of her. Will she hit the ball over the tree?
April 4, 2015

chem
.016666666mL times 1,000. Equals 16.6 L
March 5, 2015

social studies
I believe that the answer is A, but I may be incorrect. You should further research and read your book, to find out your answer. :)
February 25, 2015

Physics
The same voltage is applied between the plates of two different capacitors. When used with capacitor A, this voltage causes the capacitor to store 17 μC of charge and 5.7 x 10^-5 J of energy. When used with capacitor B, which has a capacitance of 6.9 μF, this voltage...
February 21, 2015

Physics
Two identical capacitors store different amounts of energy: capacitor A stores 2.5 x 10^-3 J, and capacitor B stores 4.8 x 10^-4 J. The voltage across the plates of capacitor B is 12 V. Find the voltage across the plates of capacitor A.
February 21, 2015

Physics
What is the capacitance of a capacitor that stores 5.2 μC of charge on its plates when a voltage of 4.8 V is applied between them?
February 21, 2015

English
Love-Charm Song (Ojibway) I can make That man bashful I wonder What can be the matter That he is so bashful. Song of a Maiden Disappointed in Love (Blackfoot) My lover looked like an eagle from a distance, But alas! When he came nearer I saw that he was Nothing but a buzzard ...
January 23, 2015

English
I have misplaced my answers to Word Within the Word #6 Analogies. If someone knows the answers so that I do not have to redo the analogies, please post them here.
January 14, 2015

AP Physics
fahafea
January 12, 2015

Algebra 1
He is correct because while estimating, he raised the value of the dividend and decreased the value of the divisor, so the estimated answer would be greater than the exact answer. I think so.
October 6, 2014

Science
d
August 29, 2014

english
Menna is correct!
August 15, 2014

Calculus III
Find the moment of inertia about a diameter of s spherical shell of uniform density, D, bounded by two concentric spheres of radii a and b, where a<b. Express your answer in terms of a, b and the mass of the spherical shell. So far I have found my equation for row (p), and ...
August 4, 2014

social studies
I would like to know the answer as well. My book has not yet come, and the virtual version is not yet available...
April 28, 2014

Science - Check my answers please (6th grade)
4
April 7, 2014

Physics
9.7N
February 23, 2014

statistics
howdo i find the square root of -2
February 6, 2014

Statistics
In a large collection of real SMS text messages from particular cellphone users, 13.40% of messages are identified as spam. Of all spam messages 17.0% contain both the word "free" and the word "text" ("txt") For example, "Congrats!! You have ...
November 5, 2013

science
urgent- A 2200kg truck accelerates at 15m/s2(squared). What is the net force on the truck? What is the acceleration of the truck?
October 28, 2013

meterology
66
October 23, 2013

Chemistry
es
September 27, 2013

physics
a child holds a sled at rest on a frictionless snow covered hill. if the sled weighs 77newtons. find the force exerted on the rope by the child and the force on the rope exerted by the sled by the hill?
August 30, 2013

algebra
A submarine kept a constant rate of ascent upon rising after a dive. After 5 minutes it was 360 feet below the surface of the water, and after 25 minutes it was 140 feet below. How long after starting its ascent was the submarine 250 feet below the surface?
June 16, 2013

math algebra
a diver dives from a cliff .when her centre of gravity is 46 ft above the surface of the water. her initial vertical velocity leaving the water is 9 ft per second. after how many secs does she hit the water? solve
March 7, 2013

augusta state
What is the final concentration of d at equilibrium if the initial concentrations are a = 1.00 and b = 2.00 ?
March 2, 2013

Cosmology
The abundance of irregular galaxies across clusters
March 1, 2013

Chemistry
How much heat is necessary to change a 52.0 g sample of water at 33.0 C into steam at 110.0 C?
February 12, 2013

Chemistry
How much heat is necessary to change a 52.0 g sample of water at 33.0 C into steam at 110.0 C?
February 12, 2013

Economics
ewrewre
February 4, 2013

physics
jopN
January 28, 2013

Physics
A couch with a mass of 100 kg is placed on an adjustable ramp connected to a truck. When one end of the ramp is raised, the couch begins to move downward. If the couch slides down the ramp with an acceleration of .7 meters per second when the ramps angle is 25 degrees, what is...
November 19, 2012

physics
A certain car can accelerate from rest to the speed v in time T seconds. (a) If the power output of the car remains constant, how long does it take for the car to accelerate from v to 3v, in terms of T? (b) How fast is the car moving 9T after starting, in terms of v?
October 17, 2012

physics
An 800 N gorilla swings from vine to vine. As the gorilla grabs a new vine, both vines form an angle of 30o with the vertical. What is the net force on each vine?
October 10, 2012

math
Subtract the final jump distance from the original jump distance to find the difference.
October 10, 2012

AP Physics
n=4
September 8, 2012

biology
In rabbits, there are four different versions of the gene for coat color. What pattern of inheritance is this?
May 24, 2012

Chemistry
It's definitely wrong... Otherwise my Chemistry program for homework would be accepting my inputs for the answers, which it's not.
April 20, 2012

Math
How do factor a binomial with cubed roots? cos^3+sin^3/cosx+sinx = 1-sinxcosx
March 8, 2012

phyics
90
February 22, 2012

Physics
6.0 joules
January 16, 2012

English
11 is BB do you know 20?
December 3, 2011

Physics
u=friction coeficient F(net)=m*a F(net)=F-F(friction) F(friction) = u*N N= m*g F(net)=> F - (u*m*g)=m*a -(u*m*g) = m*a - F -> u = - (m*a - F)/(m*g) u = -(60kg*3.0m/s2 - 320N)/(60kg*9.81m/s2) sorry, not sure how to do part B
October 12, 2011

arithmetic
AM=(3+5+7+9+11)/5 AM=7 Just find the average of the terms.
June 29, 2011

world history
a, c, d, b, c, d, a, c, c, b
May 29, 2011

Math
what is the unpaid balance at the end of the 10th year on a 30 year loan on 250000 loan
May 7, 2011

physics
a. cos38 b. radical (cos38) glad to help one of my classmates in AUB ;)
March 5, 2011

Chemistry
1. A cylinder of Xenon has a volume of 750. ml. At 25.0°C the cylinder has a pressure of 655 torr. How much Argon is present in the cylinder? a. 240. moles b. 0.0264 moles c. .315 moles d. 26.5 moles 2.If a 25 liter cylinder of gaseous ammonia at atmospheric pressure (1.0 ...
March 4, 2011

Chemistry
Why is it desirable in the method of back-titration to have a considerable amount(more than 10mL) of acid added in excess?
February 27, 2011

chemistry
A 25 mL solution of .5M NaOH is titrated until neutralization into a 50mL sample of HCl. What was the concentration of HCl?
February 22, 2011

general psychology
What is one of the main things you should consider before accepting a statement or claim?
February 13, 2011

Programming
Using your knowledge of pseudocode, conditional statements, and loops create a pseudocode document and flow chart that displays all numbers from 20 to 1 and indicate if the number is prime as it displays
January 22, 2011

physics
12m
December 10, 2010

Ashford SAP for FINANCIAL AID
I know I can ask my advisor at the school,but I want outside of the school answers. I was asking a simple question,not no counseling.And fa is a course/homework isn't it?:)
November 30, 2010

Ashford SAP for FINANCIAL AID
I have read in the handbook about SAP.I pass 2 of 3 courses but my GPA IS 2.0 AS REQUIRED.My grade A- C+ and F which is 62.24%,since when has a grade of 62 is a F???? I know it is a D.If I am mistaken about what in the handbook for SAP so be it,but I am going to withdraw ...
November 30, 2010

life science
damn idk i got this on nova net too lol
November 16, 2010

chemistry
3.03 x 10^25
October 31, 2010

C programming
Question: Write a program that reads integers from the keyboard until the user enters the sentinel value -999. The program should then print the minimum integer read, the maximum integer read and the average of all the integers. (Excluding the sentinel value -999) I know how ...
October 2, 2010

math
joshua is raising fruit flies for science project at the begining of the first day he had 4fruit flies his fruit flies double in number each day how many fruit flies does he have at the end of three days
September 23, 2010

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