Tuesday

January 27, 2015

January 27, 2015

Total # Posts: 657

**Algebra**

If x is the length and y is the width of a rectangle, find and graph all integer pairs(x,y) that create a rectangle with a perimeter of 12 cm.
*January 26, 2015*

**business math**

The French company has a beginning inventory of $77,000 and an ending inventory of $80,000. sales were $280,000. assume French's markup rate on the selling price 40%. based on the selling price what is the inventory turnover at cost. please explain?
*January 23, 2015*

**physics **

The driver of a car traveling at 60 ft/sec suddenly applies the brakes. The position of the car is s(t) = 50t - 2t2, t seconds after the driver applies the brakes. How many seconds after the driver applies the brakes does the car come to a stop?
*January 22, 2015*

**calculus **

The driver of a car traveling at 60 ft/sec suddenly applies the brakes. The position of the car is s(t) = 50t - 2t2, t seconds after the driver applies the brakes. How many seconds after the driver applies the brakes does the car come to a stop?
*January 22, 2015*

**Math/physics**

Steve??? Can you help me?
*January 16, 2015*

**Math/physics**

This is my last problem. Please help! A motorcycle rider starts out on top of a ramp 10 m high and then rides down and jumps the motorcycle when he comes to the end of the ramp (like evil knivel). The rider is at the peak of his jump at 5 m. How fast is the motorcycle going ...
*January 16, 2015*

**Math**

Thank you, Steve!
*January 15, 2015*

**Math**

Can someone please help me set this up. I didn't quite understand how to do this today. Before leaving Earth, the mass of an astronaut is measured to be 60kg. The astronaut lands on the Moon and measures the acceleration of gravity to be 1.6 m/s2(squared). What would the ...
*January 15, 2015*

**Math - Ratio**

A map scale is 1:10,000. Find the actual distance in centimetres represented on a map by 5cm. Convert your answer to metres and kilometres.
*January 13, 2015*

**Physics**

Right now in physics we are learning about electric potential energy and electric potential. My question is: P and Q are points within a uniform electric field that are separated by a distance of 0.1 m. The potential difference between P and Q is 50 V. How much work is ...
*January 9, 2015*

**fractions**

In Mr. Johanessen's class, 1/4 of the students failed the final exam. Of the remaining class, 1/3 scored an A. What fraction of the whole class passed the test but scored below an A?
*January 8, 2015*

**algebra**

Two positive whole numbers are in a ratio of 3 to 4. If the smaller of the two numbers is 9, what is the average of the two numbers?
*January 8, 2015*

**Algebra PLEASE?**

Using the numbers 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, multiplication, division, square, square root, cube, cube root) where the solution will be an irrational number. Explain why the result of your operations is an ...
*January 6, 2015*

**Math**

Evaluate 1/3 + square root(3)/12 + 1/16 + square root (3)/64. I hope this makes sense. Right now we're learning sequences and series and I'm really confused on this question.
*December 15, 2014*

**English Help**

I got it :) I realized that Thank you!
*December 10, 2014*

**English Help**

To what extent can goals and behaviors change as a result of learning
*December 10, 2014*

**Algebra please?**

This is my last test question :) How does finding the square root of a number compare to finding the cube root of a number? Use the number 64 in your explanation.
*December 9, 2014*

**MY BRO'S B-DAY HELP!!!**

Bruh you can let him play your videogames if you have any with you! :) I always liked it when my brother let me play with him :D
*December 9, 2014*

**AP Calc **

A spherical snowball is uniformly melting art of rate of pi/18 in^3/min. At what rate is its diameter decreasing when its surface area is 3 in^2?
*December 9, 2014*

**Algebra Help please?**

is it 256?
*December 6, 2014*

**Algebra Help please?**

what is the value in "x" in 16^2 = x
*December 6, 2014*

**Algebra PLEASE Help**

3(4 - 2x) - -2x SHow how you did it?
*December 4, 2014*

**Math**

isn't it 7m + 3m = 10m?
*November 20, 2014*

**Pls Help **

:/ Im sorry but its not that i'm impatient I has to go somewhere soon D:.
*November 20, 2014*

**Science help URGENT**

Muscles located in the walls of the small intestine help push digested material along. Muscles located in the walls of arteries help push blood along. Based on this information and your understanding of muscle types, which of the following statements is correct? Both sets of ...
*November 20, 2014*

**LA - 2 questions**

She will go to paris next autumn Im not sure But, bleak means Like cold and cloudy, Unwelcomeing, or discouraging
*November 19, 2014*

**Algebra Help! Please**

So there is no solution?
*November 19, 2014*

**Algebra Help! Please**

Ok so I did what you told me reiny but I cant figure out number three which is here 10x - 2 - 6x = 3x - 2 + x Please show how You did it please?
*November 19, 2014*

**ALGEBRA Help Please**

Decide whether each equation has one solution, no solution or infinitely many solutions 2(x - 3) = 2x 3(y - 3) = 2y - 9 + y 10x - 2 - 6x = 3x - 2 + x 4(x + 3) + 2x = x - 8 Please Show how you did it if possible please thanks! :)
*November 19, 2014*

**Science? Help**

Summarize the steps of sexual reproduction and explain how it increases genetic diversity.
*November 18, 2014*

**Algebra Help**

Oh Ok thank you
*November 18, 2014*

**Algebra Help**

Last one 3(x - 4) = 5(x + 2) Please show how you did it
*November 18, 2014*

**Algebra Help**

Than You Mrs. Sue :D
*November 18, 2014*

**Algebra Help **

8x – 3 = 15x + 18 x = –3 x = 3 x = 2.1 x = .9 Can you show how you did it please?
*November 18, 2014*

**math (stats)**

but how do use percent?
*November 17, 2014*

**math (stats)**

The cholesterol levels of adult American women are approximately normal with the mean of 188 mg/dl and a standard deviation of 24 mg/dl. a company wants to test a certain medication for women falling in the highest 15% of cholesterol readings. what is the lowest cholesterol ...
*November 17, 2014*

**one more history question please?**

How did sectionalism emerge in the 1820s? Compare the priorities of the regions
*November 13, 2014*

**Math**

Your welcome!
*November 13, 2014*

**Math**

2.001,2.01, 2.011 , 2.1, 2.11 :)
*November 13, 2014*

**History Help Please?**

Thank You All!
*November 13, 2014*

**History Help Please?**

What resources led to the appearance of the Industrial Revolution in New England?
*November 13, 2014*

**Algebra Help URGENT Please?**

1,900?
*November 11, 2014*

**Algebra Help URGENT Please?**

Ooops lol crap wrong answer
*November 11, 2014*

**Algebra Help URGENT Please?**

so like 38.7 increase? the is closest in my answers
*November 11, 2014*

**Algebra Help URGENT Please?**

Jamie is a salesperson in a shoe store and earns $95 per week, plus 20% of her weekly sales. If Jamie makes $475 in one week, what are her sales for that week?
*November 11, 2014*

**Algebra help URGENT Please?**

Ok I got $4.15 but ok thx :D
*November 11, 2014*

**Algebra help URGENT Please?**

Chris and five of his friends go out to dinner. The total bill comes to $124.29. They decide to leave a 20% tip. Each person will contribute an equal amount to the total tip. Estimate what each person should contribute. a$29.00 b$21.00 c$5.00 $4.15
*November 11, 2014*

**Science plz?**

Identify the process that is necessary for sexual reproduction, explain why it is necessary, and identify how this process increases genetic variation.
*November 10, 2014*

**English**

What are some words that start with 'w" and mean the same as "change"?
*November 9, 2014*

**algebra 2**

d=0.5*g*t^2 therefore, t^2= d/ (0.5*g) where: d= 2500 ft g = 32.2 ft /sec^2 solving t: t^2 = 2500/ (0.5*32.2) t^2 = 155.28 sec^2 t= 12.46 sec
*October 27, 2014*

**physics**

an airplance traveling at 450 km/h needs to reverse its course. the pilot decides to bank the wings at 12 degrees. find the time needed to reverse the course
*October 19, 2014*

**S.S.**

You are correct
*October 18, 2014*

**Math Algebra**

Thank you
*October 18, 2014*

**Math Algebra**

Ok so I have figured out that u multiply the coordinates by 2 so am I right? V(12,4) W(-4,8) X(-6,-4) Y(6,-10)
*October 18, 2014*

**Math Algebra**

The coordinates of quadrilateral VXY Are given below. Find the coordinates of its image after a dilation with the given scale factor V(6, 2), W(-2, 4), X(-3, -2), Y(3, -5) scale factor of 2 This question is confusing me and is worth 3 points please help :)
*October 18, 2014*

**Music**

And dubstep
*October 18, 2014*

**Math algebra Help please**

thanks guys
*October 16, 2014*

**Math algebra Help please ms.sue**

Plz halp
*October 16, 2014*

**Math algebra Help please**

A right triangle has an area of 24 ft^2 the dimensions of the triangle are increased by a scale factor of 6 A.48ft^2 B.72ft^2 C.144ft^2 D.864ft^2
*October 16, 2014*

**math**

how to write 700+3000+40000+12+80 in standard form
*October 11, 2014*

**Math, Help Please IF you can**

Chapter 6, Section 6.1, Question 036 The function g(x) is obtained by shifting the graph of y=x^2 If g(3) = 25 (a) g is the result of applying only a horizontal shift to y=x^2 g(x) = (b) g is the result of applying only a vertical shift to y=x^2 g(x) = g left-parenthesis x ...
*October 10, 2014*

**MATH HELP PLEASE**

1. What is the product of (5.1 × 10^3) • (3.2 × 10^3)? (1 point) 16.32 × 10^6 1.632 × 10^7 16.32 × 10^9 1.632 × 10^10 2. What is the product of (7.28 × 10^-2) • (9.1 × 10^-2)? (1 point) 6.6248 × 10^-3 66.248 &...
*September 30, 2014*

**Math**

True
*September 30, 2014*

**Physics**

When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the sky diver and, thus, slows him down. Suppose the weight of the sky diver is 852 N and the drag force has a magnitude of 1012 N. The mass of the sky ...
*September 25, 2014*

**math**

Is it right? :)
*September 24, 2014*

**math**

Ok it is R^2 I believe
*September 24, 2014*

**math**

What are the answers?
*September 24, 2014*

**Science **

Dust mites are microscopic bugs that are too small to see with a dissecting microscope. To see the details of a dust mite’s skin, which of the following microscopes would you use? A. dissecting microscope B. compound microscope C. transmission electron microscope D. ...
*September 24, 2014*

**physics**

485
*September 23, 2014*

**Algebra**

Maggie is making fruit punch. She uses 2 1/2quarts of grape juice and 1 1/2 quarts of orange juice. 1 quart of grape =$1 less and 1 quart of orange juice. The total cost to make the fruit punch is $12.50 how much is each quart of each juice?
*September 23, 2014*

**Physics**

An object is thrown upward from the top of a 10.0m high building at a speed of 10.0m/s. How fast is the object moving when it reaches the bottom of the building? The answer is 17.2 m/s but how?
*September 22, 2014*

**Physics**

Your instructor will walk at constant velocity beneath the announcer's booth of the varsity baseball field (a two-story tower). Your teammate will stand tall on top of the announcer booth's steps, with her or his dropping hand raised above his/her head. The egg must ...
*September 21, 2014*

**math**

give one example of a time after 1:00 and before 2:00 when the hands of the clock form an obtuse angle
*September 20, 2014*

**math**

tina is more than 20 yrs old but less than 60. you can count by 7s to reach her age. next year you count by 5s to reach her age how old is she?
*September 20, 2014*

**math**

find two numbers whose difference is 153
*September 13, 2014*

**Law of Cosines**

i.imgur. com / CvoC1sB.jpg I'm confused about how to submit a link, but attached is the problem because there is a diagram. I did part of it, but I'm stuck! I put in spaces.
*September 13, 2014*

**math**

341- blank = a number between 115 and 120
*September 7, 2014*

**math**

use only the 6,+,-,x,divided,and = keys on a calculator to get the display to say 7. you can use these keys as many or as few times as you need,but you can't use any other keys. Record your way
*September 1, 2014*

**math**

jim is more than 20 yrs old but less than 60. you can count by 7s to reach his age. next yr you can count by 5s to reach his age how old is jim
*August 27, 2014*

**math**

10, 15, 25 what is the range ?
*August 27, 2014*

**physics**

You are at a archeological dig an discover a strange artifact. It is a utinsil tha appears to be carved out of an elephant's tusk You analyze it and discover that it has 0.625 the amount of carbon -14 you woul find in a living specimen. How many half lives has the specimen...
*August 24, 2014*

**Physics**

Charge A has a charge of +2 C. Charge B has a charge of - 3 C and is located 1 meter to the right of A. Charge C is located 1 m to the right of charge Band has a charge of -1C. If a fourth charge (Charge D) is placed 4 m to the right of Charge B, How much charge must it ...
*August 23, 2014*

**statistics**

The number of vacation days taken by employees of a company is normally distributed with a mean of 14 days and a standard deviation of 3 days. For the next employee, what is the probability that the number of days of vacation taken is less than 10 days? More than 21 days?
*August 17, 2014*

**programing**

The Human Resources Department of Apex Manufacturing Company wants a report that shows its employees the benefits of saving for retirement. Produce a report that shows 12 predicted retirement account values for each employee—the values if the employee saves 5, 10, or 15 ...
*August 5, 2014*

**Finance**

The Fridge-Air Company's preferred stock pays a dividend of $4.50 per annually. If the required rate of return on comparable quality stocks is 14 percent, calculate the value of Fridge-Air's preferred stock.
*August 5, 2014*

**math**

if a ticket for a game was 60.00. than later the price was increased by 2/5 what is the final cost of the ticket?
*July 2, 2014*

**C# programming**

how to write c# program that will calculate for the average of positive integer inputs from 0 to n. Also determine the number of input for numbers that are greater than 10, 30, 50, 70, and 90.
*July 2, 2014*

**Math**

state whether each relation y=f(x) describes a quadratic function or not y=3-x^2
*June 18, 2014*

**Math**

state whether each relation y=f(x) describes a quadratic function or not
*June 18, 2014*

**writing**

in the topic sentence exercising three days a week will provide good physical health,what is the topic statement and what is the controlling sentence?
*June 9, 2014*

**Chem**

Calculate ΔG∘ at 298 K for the following reactions. A) Ca(s)+CO2(g)+12O2(g)→CaCO3(s) B) 2KClO3(s)→2KCl(s)+3O2(g) C) CO(g)+H2O(g)→H2(g)+CO2(g)
*May 14, 2014*

**programming**

3. Create the logic for a program that accepts input values for the projected cost of a vacation and the number of months until vacation. Pass both values to a method that displays the amount you must save per month to achieve your goal.
*May 13, 2014*

**science**

How is that right if the question just said it is too small to see with a dissecting microscope
*May 7, 2014*

**Chemistry **

Consider the following reaction at constant P. Use the information here to determine the value of ΔSsurr at 398 K. Predict whether or not this reaction will be spontaneous at this temperature. 4 NH3(g) + 3 O2(g) → 2 N2(g) + 6 H2O(g); ΔH = -1267 kJ A)ΔSsurr...
*May 5, 2014*

**physics**

Your vertical spring accelerometer has a 40 g mass hanging from it. You climb aboard the roller coaster that starts at rest and watch the accelerometer read 0.45 for 5 seconds while descending the first peak and then change to 2.8 for 2.5 seconds while going through the bottom...
*April 28, 2014*

**math**

A movie theater ticket booth opens at 10 am. There are four tellers who divide the customers evenly. The tellers have served 16 customers so far this morning. which expression represents the unknown number of customers each teller will serve? Let c represent the additional ...
*April 22, 2014*

**Trig**

A vertical tower is on a 12° slope. from a 50 m down the hill, the angle of elevation of the top of the tower is 30°. find the height of the tower
*April 15, 2014*

**math**

Sara drives 72 miles on 3.2 gallons of gas. She uses this information to calculate how many miles per gallon she can drive. Using this result, how many miles can Sara drive on 13.3 gallons of gas?
*April 9, 2014*

**CHEMISTRY**

HOW MANYMOLES OF SULFUR DIOXIDE CAN BE PRODUCED FROM 20.0G OF HYDROGEN SULFIDE?
*March 27, 2014*

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