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Posts by Linda

Total # Posts: 1,559

College Algebra
Reiny thank you because I didn't answer Damon's I knew it had to have something to do with 25 being 1/4 of 100 but your explanation of thinking of it as * 1/4 made sense to me so thank you

College Algebra
Why is t= ln(2)/.04 the same as t= 25ln(2)? Please explain it step by step. What rule do you use or how do you change the .04 to the 25?

Algebra Grade 7
the number cube question Assuming the die (number cube) is fair, any side is equally probable. Therefore the probability of landing on "1" is 1/6. The key here is that the tosses are independent: The previous tosses have no impact on the result of the next toss. So ...

Algebra Grade 7
The chance of having a boy or girl each time is 1/2 so wouldn't you just say 1/2 * 1/2 *1/2 * 1/2 = 1/16 chances of having 2 boys and 2 girls because each of the 4 times it would be 1/2 to have one or the other so it doesn't change just because of what you had previous...

Math
(a) 2D = 13 - 3 (subtract 3 from both sides) then 2D = 10 so divide both sides by 2 and you end up with D = 10/2 10 divided by 2 is 5 so D = 5 (b) 12E - 3= 0 add three to both sides and know you have 12E=3 now divide both sides by 12 and you have E=3/12 Three divided by 12 is ...

College Algebra
I have t = ln(2)/.04 and the book has the answer as 25ln(2) I know these are the same but please show me the steps to go from ln(20)/.04 to 25ln(2) What rules etc. make it so I can do that so I can do it on later problems Thank you

CHEMISTRY HELP ASAP
A 1.26 g sample of He gas has a pressure of 0.123 atm and a volume of 32.6 L. What is the temperature of the sample, in °C?

math
4/5 of x = $12.52. what is x?

estimate
i don't know???????

combusion -science
the reaction order with respect to C4H10 =.15 and the reaction order with respect to O=1.6 , the pre exponential factor =4.16.10^9 . the activation energy =125000 kl/kaul. write out an expression for the rate of butane destruction

chemistry
Its general formula is BaTi(SiO3)3.If a 15-carat stone were pure BaTi(SiO3)3, how many moles of silicon would it contain? (There are exactly 5 carats per gram.)

Math
when he left on vacation, the odometer in Carl's car read 32,654 miles. hen he returned from his trip it read 33,895. If he used 54.7 gallons of gas, how many miles per gallon did he get? Round to the nearest hundredth.

Math-Probability
a) It's a conditional probability: P(wins/wet)= P(wetand wins)/P(wet)= 0.06/0.20= 0.3 b) 1-0.3=0.7 - I think

chemistry
is there a formula you use to do this promlem?

chemistry
3 Cl2 + 6 KOH go toKClO3 + 5 KCl + 3 H2O How many moles of potassium chlorate form when 2 moles of potassium hydroxide react completely?

math
On september 28, Jennifer Rick went to Park Bank to borrow $4,500 at interest. Jennifer plans to repay the loan on January 22. Assume the loan is on ordinary interest

chemistry
Calculate the molarity of 38.5 mL of 1.80 M HNO3 diluted to 0.130 L with water

math
5x^2=45 How to simplify?

math
5x^2-20x=0 ? How to simplify

Alegabra
Well if it is km.s then yes it is 18.

Alegabra
Units of measurements for answers?

math
Where did you get 110 from exactly?

math
x^2=-11x-10 ?

math
whatis the effective rate of $23,000 invested for one year at 6%, compounded semiannually? round your answer to the nearest tenth. could you help me with this one? i need to see the math worked out please. do you have one worked out on the page so i don't have to wait too ...

math
compounded- what would be the amount of compound interest on $12,000 invested for one year at 6%, compounded quarterly? round your answer to the nearest tenth. could you show me the work please ? i had $737.00 is that answer correct?

visual logics
How do I write a program with three inputs rectangle heights, width, and number of rectangles

Econ
Coca-Cola in dispensers located on a golf course sells for $1.25 a can, and golfers buy 1,000 cans. Assume the course raises the price to $1.26 (assume a penny raise is possible) and sales fall to 992 cans. a. Using the midpoint formula, what is the price elasticity of demand ...

English
what is the question on both of your submissions

Math
Factor Completely 16xsquared+49ysquared Please help me!!!!!!!!!!!!!!

basic operations and business basics exan 06041500
do you have a copy of the exam id like to check my answers.

BIOLOGHY
WHICH OF THE FOLLOWING DESGNATES A NORMAL HUMAN MALE

Algebra
Solve the equation 4L/5=3 L=

Math
X^2-2x-15= can this be done.

Math
How do you graph the line, y=3x+8.

Math
Slove equation 5x^2= 29x +6.

Math
The product of two consecutive postive even numbers is 1088. What are the numbers.

math
if there are 7 boxes of items and the least amount of items in any one of the boxes is 2 and the greatest amount in any one of the boxes is 4. What are all the possible total amounts of items in the 7 boxes combined?

Algebra
(3X+1)/(3)-(3/2)=(1-X)/(4) I am having trouble simplifying the fractions because everytime I do it I come up with a different answer at the end.

algebra
How do you solve: 3x plus 2y = $7.25

Math
Solve the equation. x^2-5x+5=0.

algebra
Solve the equation for y. 8y + 7X = -21

Math
How do simplify the expression (x-3)(2x-5) - (x+1)(x-6)=

Algebra
How do you graph x + 4y = 16

simplify expression
-y+12

grammar
Plural possesive of Mr. Valdez. (i.e., Mr. Valdez's performance at work....)

Math
How do you graph the line y = 3x + 2.

Math
Solve x^2+7x-8

Math
How do you find the three ordered pairs that satisfy this equation Y = 3x - 4. How do you graph the line Y = 5x - 4. How do you graph X = 3.

chemistry
an oxygen storage tank contains 12l at 25 degrees C and 3 atm.After a 4 L canister of oxygen at 25 degrees C and 3atm is emptied into the ,what do you expect the temperature of the tank to be

math
use Distributive property to solve equation 9(b-4)=27

Physics
what is the force that a jet pilot feels against his seat as he completes a vertical loop that is 500 m in radius at a speed of 200 m/s? Assume his mass is 70 kg and that he is located at the bottom of the loop.

Physics
an athlete drops from rest from a platform 10m above the surface of a 5m deep pool. Assume that the athlete enters the water vertically and moves through the water with the constant acceleration, what is the minimum average force with water must exert on a 62 kg diver to ...

chemistry
which of the ff are gases at 50 degrees celcius bromine, mercury, propane, radon, silver

visual logics
I need help drawing for flags increasing in heighth

Math
Explain how to draw a picture to find 3 x 0.9. Grandma needs help for her 5th grade granddaughter!

Physics
In order to open tha clam it catches, a seagull will drop the clam repeatedly onto a hard surface from high in the air until the shell cracks. if a seagull flies to a height of 16.4m, how long will the clam take to fall? The acceleration of gravity is 9.8m/s². Answer in ...

Physics
In order to open tha clam it catches, a seagull will drop the clam repeatedly onto a hard surface from high in the air until the shell cracks. if a seagull flies to a height of 16.4m, how long will the clam take to fall? The acceleration of gravity is 9.8m/s². Answer in ...

Physics
110=1/2a (5,21)(5,21) a=8,10

Finance
Dr. David Dunn is adding a new piece of diagnostic equipment to the department. Two similar models are offered by two different vendors, and both models would serve the needs of the clinic. both also have an estimated useful life of five years, with no salvage value at the end...

Physics
After having collected samples along the shore all day long, a marine biologist walks back to her campsite, 2.35 km away. Her dog runs ahead, at twice the speed, reaches the campground and turns around until it meets her again. Then, the dog proceeds to run back to the ...

CHEM
can anyone help me please convert water is flowing through a-inchdiameter pipe with a velocity of 3FT/S. WHAT IS the KE of water in (ft) (lbf)/lbm

algebra
The expression: 553.7x + 27,966 Can be used to approximate the average annual salary in dollars of public school teacher in the year 1985 + x What was the average teacher's salary in 1993? In which year will the average salary reach $45,000?

medical billing/coding
21931

math
i need to divide and simplify 11y-44/25 divided by y-4/35y

interior decoration
Which one of the following statements describes benefit ? A self-employment tax is a? The best style of selling to adopt is ? When should you give your client a signer copy of the inventory list?

interior decoration
Which one of the following statements accurately reflect a characteristic of selling? What characteristic of a good salesperson would help overcome a client's objection to a high price? Which of the following strategies would you use to attract customers if you Want to ...

interior decoration
What is pre-shopping? A cold call is a ? The primary purpose of qualifying clients is to?

beginning algebra
12000 was invested in two funds. the first made 5% interest and the second made 8%. the total interest earned was $768. How much wasinvested in each account.

beginnning algebra
the perimeter of a triangle is 136m. If the seond side is 8m. more than half the first and the third side is 12m. less than twice the first, find the three sides.

Math
solve the equation, 2D + 3 = 13, 12E - 3 = 0

Math
Graph the line Y = 5x + 6

Math
Graph the equation X = 1/2 y2

Math
Contract the expressions. In (3) - 2 In (4)+ In (8)= In (3) - 2 In (4+8) = In (3) - 2 (In (4) + In (8) ) =

Math
Suppose the modiefied quota is 5.37. Find the lower quotas and the upper quotas. Find the arithmetic means of the lower and upper quotas. Find the geometric means of the lower and the upper quotas. Round the given modified quotas by comparing it with the geometric means.

math
Calculate the expression in common logarithms. log (80)= 6

Math
Find the ending balance in a account that opens with 6,480, earns 8.5% interest compounded monthly, and is held for 15 years.

Math
Solve the equation from smallest to largest. 2x^2 = 7x + 4. If the no solution.

Math
Find the sum of the first 35 consecutive odd numbers. What is the sum of the first 350 consective odd numbers?

Math
Consider a die with 8 sides, marked one, two, three, and so on. assuming equally likely outcome, find the probability that the sum of two dice is the given number. If p(10)=

Math
What is the chances of being dealt a royal flush or a straight? What is the chance of being dealt a straight (but not a royal) flush or better? What are the chances of being dealt a hand that will lose to four of a kind.

math
If $870 is invested in an account that earns 24.25%, compounded annaually, what will the account balance be after 30 years.

AP History
Write and intro on Why the Europeans take over the Indians Territory

Math
Calculate the monthly finance charges for the following credit card transaction, assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. $500 balance, 20% rate, $400 payment, average daily balance method.

Math
A car dealer will sell you a used car for $6,664 with $664 down and payments of $174.50 per month for 48 months, what is the simple interest rate?

Math
Evulatate (9) (6) (3) (3) (5) (1)

Math
if the principle $700, the rate 6 1/2% and a 1year, What is the amount of interest? what is the future value?

Math
Spoouse you see a car an advertise price of $25,800 at $590.40 per month for 5 years. what is the amount of interest paid?

algebra please help me
pow 13 phone flub Alondra forgot Melissa's phone number. She did remember that the first three digits were 357- and that all the rest of the digits in the phone number were 2's and 9's and 7's. Alondra is determined to get in touch with Melissa. I'll just ...

math
do you have the answers to exam 06044200

algebra PLEASE HELP ME
pow 13 phone flub Alondra forgot Melissa's phone number. She did remember that the first three digits were 357- and that all the rest of the digits in the phone number were 2's and 9's and 7's. Alondra is determined to get in touch with Melissa. I'll just ...

RAM
RAM is the electronic holding area on the computer. True or false? I say false because the RAM is the size of the electronic holding area, right?

earth science
A different side of the moon faces the earth at different times of the month. True or false?

language art
what is the adverb in the sentence their is a big sale at the mall.

Chemistry
A balloon that has a temperature of 12C and a volume of 10.0Lt has its temperature raised to 150C. Assuming a constant pressure, what will the new volume of balloon be?

Chemistry
is the answer .98?

Chemistry
A sample of a gas at STP has its temperature raised to 510C and its pressure raised to 5 atm. If the initial volume of this gas is 100.0 ml, what will the final volume be?

algebra
How many coins When i dumped the change out of my pocket, I noticed that i could pay the exact price for any item from one cent up to and through one dollar without receiving any change. What is the fewest number of coins I could have had in my pocket if i had pennies, nickels...

math
how t express 3X3X3X8 in index notation

ap calculus
let y=f(x) be the particular solution for the differential equation with the initial condition y(-1_=3/2

Statistics
1. Suppose the distribution of birth weights of babies born at Big General Hospital is normal. If the mean weight is 7.5 lb. and the standard deviation is 1.25 lb, about 50% of the babies will weight between.... 2. Joe runs a carnival game in which he charges $2 for a player ...

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