# Posts by e

Total # Posts: 135

History
I'm writing an essay based on the question "to what extent did world war 2 shape the identity of Canada" I wrote the introductory paragraph (down below) but I was just wondering if someone could proofread it and let me know if there was anything else I could add/...

finance
the company offered you a 5000 bonus, which you may receive today or 100 shares of the companys stock which has a current stock price of 50 per share

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?

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

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?"

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 ...

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?

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 ...

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.

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

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

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 ...

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 ...

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.

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 ...

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.

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?

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

Math
need help!!!!!!

math
you got the last one right

Fourth grade math - math book PearsonRealize
Thanks (-; (-;

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 ...

I do not understand

I need help!!!!

(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 ...

Thanks

Dose all prime number have 2 factors

Thanks

Is 1 pirme or composte

math
85 is 40% of what number

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

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. ?

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

math

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 ...

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.

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?

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 ...

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?

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

MATH
188,370

Vocabulary
What dose instinct mean and photosynthesis , adaptation , and territory mean

FIN 301
uwotm8 aohwoahwoahohw

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?

chem
.016666666mL times 1,000. Equals 16.6 L

social studies

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...

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.

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?

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 ...

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.

AP Physics
fahafea

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.

english
Menna is correct!

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 ...

physical chemistry
1.02*1022

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...

Physics
9.7N

statistics
howdo i find the square root of -2

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 ...

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?

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?

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?

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

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

Cosmology
The abundance of irregular galaxies across clusters

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?

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?

Economics
ewrewre

physics
jopN

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...

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?

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?

math
Subtract the final jump distance from the original jump distance to find the difference.

AP Physics
n=4

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

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

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

phyics
90

Physics
6.0 joules

English
11 is BB do you know 20?

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

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

world history
a, c, d, b, c, d, a, c, c, b

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

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

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 ...

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

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

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

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

physics
12m

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