Thursday

August 25, 2016
Total # Posts: 98,852

**math (pLZ HELP ASAP)**

A train averages a speed of 90 miles per hour across the plains and 37.5 miles per hour through the mountains. If a trip of 300 miles took 3 hour and 48 minutes, how much of it was through the mountains?
*May 11, 2016*

**math (PLZ HELP ASAP)**

thanks soon much
*May 11, 2016*

**math (PLZ HELP ASAP)**

a dad has two daughters – Wendy and Julia. Wendy is twice as old as Julia. The man is now five times as old as Wendy, and in 4 years he will be six times as old as Julia. Find the present age of the father.
*May 11, 2016*

**Math**

4(35) = x(45) I agree with 3.11
*May 11, 2016*

**Math**

combination of 5! divided by 2!3! combination of 6! divided by 3!3! factorial means 5! = 5x4x3x2x1 Multiply both of your answers together to get the number of committees.
*May 11, 2016*

**science**

I agree with you
*May 11, 2016*

**CHECK my drivers ed answers**

1. Searching for other roadway users includes identifying (1 point) only those in motor vehicles. signs, signals, and roadway markings. users of different sizes and shapes. the characteristics of the roadway.**** 2. What is the Zone Control System? (1 point) a method of ...
*May 11, 2016*

**Astronomy**

How can I tell a north circumpolar star from a south circumpolar one based on its declination and my location?
*May 11, 2016*

**7th Math**

Please help me too
*May 11, 2016*

**math**

simpify 4!
*May 11, 2016*

**social studies**

Its Number 2 Dabt Dosnt do anything to Population
*May 11, 2016*

**PHYSICS**

AN OBJECT 5.0 HIGH IS PLACED 35CM FROM CONCAVE MIRROR OF FOCAL LENGTH 15CM BY DRAWING A RAY DIAGRAM.DETERMINE THE POSITION,SIZE AND NATURE OF IMAGE
*May 11, 2016*

**math**

the table below shows the eye color of 30 students in Ms. Carroll's class. blue-4, green-5, brown-11, hazel-7, and other-3. what is the probability that one student, selected at random from the 30 surveyed will have hazel or green eyes.
*May 11, 2016*

**Social Studies**

because this is one of 20
*May 11, 2016*

**Social Studies**

How do you have like 20 answers if there is one question Blop??
*May 11, 2016*

**Life orientation**

Corruption and fraud
*May 11, 2016*

**Biology**

e,c,a,d,b
*May 11, 2016*

**Biology **

1aOrder the following steps of microscope use. A. Observe the specimen under low power; resolve with the fine adjustment. B. Raise the stage; observe under scanning power; focus with coarse adjustment; resolve with fine adjustment. C. Observe the specimen under high power dry...
*May 11, 2016*

**Math/Biology**

8c) The scanning objective lens (4x) of a microscope has a diameter of field of 6.0 mm and a total magnification of 40x. The high power objective lens has a total magnification of 400x. Estimate the diameter of field of view of the high-power objective lens by using the ...
*May 11, 2016*

**Life science,,maths lit,economic,business study **

Which career field i have to follow?
*May 11, 2016*

**education**

Transportation
*May 11, 2016*

**Chemistry - Order of Bond Polarity**

Hi I am having a bit of trouble with this question CCl4 is confusing me: Qu)Rank the following compounds in order of bond polarity; HF, CH4, H2O, H2S, CCl4 Asw)lowest to highest bond polarity: CH4, CCl4, H2S, H2O, HF Is this correct? Thanks!
*May 11, 2016*

**chemistry**

need help drawing an electrochemical cell that could be used to plate zinc onto other metals.labeling cathode and anode, and reactions that occur.
*May 11, 2016*

**stats**

1. Conduct a hypothesis test for the following scenario. SHOW ALL YOUR WORK THE WAY WE DID IN CLASS! A coffee-dispensing machine is supposed to deliver 12 ounces of liquid into a large paper cup, but the costumer believes that the actual amount is less. As a test he plans to ...
*May 10, 2016*

**Math**

Thank you
*May 10, 2016*

**Physics**

A particle executes SHM such that at a given time it is at x= +1/4 the amplitude, moving away from equilibrium, and 0.7 seconds later the particle has -1/6 the maximum speed moving away from equilibrium. Find the period of the motion.
*May 10, 2016*

**language arts**

It's A
*May 10, 2016*

**language arts**

which sentence
*May 10, 2016*

**Physics**

A particle executes SHM such that at a given time it is at x= +1/4 the amplitude, moving away from equilibrium, and 0.7 seconds later the particle has -1/6 the maximum speed moving away from equilibrium. Find the period of the motion.
*May 10, 2016*

**MATH**

yes, but there's a pole on each end.
*May 10, 2016*

**math**

how about some parentheses to specify the denominators? enter our expression at wolframalpha . com to see the answer. Be sure to note how it interprets your input.
*May 10, 2016*

**math**

2x-5-12/6+4x• 2/x-16
*May 10, 2016*

**Math**

nope. A pair of axes cannot describe a 3D space.
*May 10, 2016*

**further maths**

recall that the max height is found using h = (v sin(theta))^2 / 2g so, plug in your numbers
*May 10, 2016*

**Geometry**

the ratio divides the segment into pieces of size 1/3 and 2/3. 1/3 of the way from (-3,4) to (6,1) is (3,-1) (-3,4)+(3,-1) = (0,3)
*May 10, 2016*

**Math 1324**

For x of A and y of B, you want to maximize p=550x+575y subject to 3x+4y <= 6000 3x+2.5y <= 4200 0.8x+0.4y <= 950 now just use your favorite linear algebra solver to get the answer.
*May 10, 2016*

**Math **

how about C? 1/10 is the chance of hitting one out of 10 areas. Sheesh!
*May 10, 2016*

**science**

When I push on my refrigerator, there is a force acting on it that wasn't there before. That means it should be experiencing an unbalanced force and begin to move. Why doesn't it?
*May 10, 2016*

**math**

What is the diff. Between parabola and ellipse
*May 10, 2016*

**MATH HELP PLEASE**

Bruh is right, 100
*May 10, 2016*

**english**

i think d
*May 10, 2016*

**english**

You are evaluating this when you are looking for a clear, compelling message. A. Use of quotes B. Structure C. Length of speech D. Speaker commitment to subject
*May 10, 2016*

**Language Art**

@ HiIMAHElPISTMANiac and @Lexi are correct 4/4 100%
*May 10, 2016*

**Language Art**

Ms sue, you help a lot but shush up because their answers were right ok? no need to be jealous☺️
*May 10, 2016*

**Language Art**

Ms sue, you help a lot but shush up because their answers were right ok? no need to be jealous☺️
*May 10, 2016*

**Science **

So I did a science experiment and I have to wrap a coil wire around a nail and tap the other end to a battery. Then see how many paper clips will stick to the nail, and I had to wrap more coil wire around the nail over time and stuff and record the data. Now I must choose the ...
*May 10, 2016*

**Math**

Between 1am and 3am the temperature fell by 9C. Over the next hour, the temperature rose by 2C, Reaching -3C by 4am. What was the temperature at 1am?
*May 10, 2016*

**math**

A jar of gumballs contains 10 blue gumballs, 20 green gumballs, 15 yellow gumballs, and 25 pink gumballs. You reach into the jar and randomly select a gumball, then select another while replacing the first gumball back. What is the probability that you draw a green gumball as ...
*May 9, 2016*

**English**

100% thanks
*May 9, 2016*

**Math statistics**

What is the probability of randomly selecting a female from the 25 and 35 years old
*May 9, 2016*

**Math- exponent laws**

I'm sorry sue it won't let me view it, I was unaware someone had answered. I tried to view the question again and it won't let me.
*May 9, 2016*

**Math- exponent laws**

Use a calculator to determine the value to 3 decimal places. 7^0.4
*May 9, 2016*

**college mathematics**

b. Larry and Michael scored a total of 48 points in the basketball game. If Michael scored twice the number of points Larry did, how many points did Larry score?
*May 9, 2016*

**geometry **

Sketch the region enclosed by the lines x=0 x=6 y=2 and y=6. Identify the vertices of the region. Revolve the region around the y-axis. Identify the solid formed by the revolution calculate the volume of the solid. Leave the answer in terms of pi.
*May 9, 2016*

**college mathematics**

Write each phrase as a variable expression: The difference of twenty and a number.
*May 9, 2016*

**P.E**

100% thanks
*May 9, 2016*

**science**

how many electrons are trasfered if a liquid has a on 7,5×10-19C
*May 9, 2016*

**Sign Language**

that answer is correct
*May 9, 2016*

**math**

Two events are independent if the first event has no effect on the second event. Two events are dependent if the result of one event has an effect on the other event. One of the most common examples of these are situations involving picking 2 items from a group of items. If ...
*May 9, 2016*

**Geometry**

A glass dome covers a pool making an indoor Waterpark. If the height of the dome is 30 feet then what is the surface area of the glass dome? Round to the nearest tenth
*May 9, 2016*

**Geometry**

The volume of a hemisphere is 250pi/3. Inches cubed. What is the radius
*May 9, 2016*

**math**

May anyone give me an example of a independent and an dependent probability word problem about food?
*May 9, 2016*

**math**

A number cube is rolled and a marble is selected from a bag. There are 2 reds, 2 yellows, 2 greens, 1 blue, and 1 purple marble in the bag. Find the probability of the following: roll a 1 and pick a red marble.
*May 9, 2016*

**Algebra II**

eryeryeryery
*May 9, 2016*

**Algebra II**

Rewrite each degree measuring in radians and each radian measure in degrees. 324˚
*May 9, 2016*

**Algebra II**

Rewrite each degree measuring in radians and each radian measure in degrees. 7𝜋/3
*May 9, 2016*

**Algebra II**

What is the length of the arc given that the radius is 12cm and the central angle is 4𝜋/3? Round your answer to the nearest tenth.
*May 9, 2016*

**Algebra II**

The terminal side of θ in standard position contains each point. Find the exact values of the six trigonometric functions of θ. Given point: (7, -6)
*May 9, 2016*

**Algebra II**

Solve the triangle for angle B. 𝐴=102˚, 𝑎=15, 𝑏=9
*May 9, 2016*

**Algebra II**

Erik and Zach are camping. Erik leaves Zach at the campsite and walks 3.6 miles. He then turns at a 114˚ angle and walks another 2.3 miles. If Erik were to walk directly back to Zach, how far would he walk? (draw a picture to help you solve)
*May 9, 2016*

**math**

8 Which numbers from this list are less than −0 9. 4?
*May 9, 2016*

**chemistry **

how many unpaired electrons are in this complex? Ni(en)2(CN)2 where en is the neutral ethylenediamine and CN is cyanide as the counter ion, I want to say there are no unpaired e- but I'd like a check
*May 9, 2016*

**life orientation**

people will lost thr jobs
*May 8, 2016*

**Social Studies**

Explain why our founding fathers thought that the Separation of Powers was necessary
*May 8, 2016*

**math**

A jar of jelly beans contains 50 red gumballs , 45 yellow gumballs, and 30 green gumballs. You reach into the jar and randomly select a jelly bean, then select another without putting the first jelly bean back. What is the probability that you draw two red jelly beans?
*May 8, 2016*

**math**

Two less than three times the width of a rectangle is equal to the length. The area of the rectangle is 65 square ft. What is the length of the rectangle?
*May 8, 2016*

**math**

How many 4 letter words can we make with the letters in the world gumball?
*May 8, 2016*

**calculus**

Find the limit lim x ->0 (sin^2 2x)/(x^2)
*May 8, 2016*

**calculus**

evaluate the definite integr 2 ∫ (x+1/x)² dx 1
*May 8, 2016*

**English**

Change the sentence into the passive voice the boys dag of the garden
*May 8, 2016*

**math**

So it's dependent event because you don't replace it, so instead of having a total of 32 it's 31?
*May 8, 2016*

**Algebra**

The diameter of bolts produced by a certain machine distributed with a mean of 0.30 inches and a standard deviation of 0.01 inches. What percentage of bolts will have a diameter greater than 0.32 inches.Does your answer make sense based on the given information? Explain why or...
*May 8, 2016*

**statistics**

A zip-code is a five-digit number identifying where in the U.S. an address is located. The first four digits in a zip code can be any number 0-9, but the fifth digit cannot be 0. In addition to this, each address has a “plus-four” code that more specifically ...
*May 8, 2016*

**Math**

mrs walker and mrs thomson share 4.27kg of cherries in the ratio 2 : 5. how much cherries must mrs thomson give to mrs walker so that both of them will have the same amount of cherries?
*May 8, 2016*

**Statistics Algebra 2**

4/4096
*May 8, 2016*

**Math**

A new car manufacturer is designing a logo. It is in the shape of a diamond inside a rectangle. The diamond is to have a horizontal width of 3 cm and an area equal to one sixth of the area of the rectangle. Find the required height of the diamond.
*May 8, 2016*

**Algebra 1**

ok thanks
*May 7, 2016*

**Algebra 1**

How do you factor 3y^3-x^2
*May 7, 2016*

**chem**

oh, this was for mass spec
*May 7, 2016*

**chem**

my professor asks for the M+ peak for a set of metal complexes, and on it he has Cu(bpy)2 + , isn't this already a M+ ion? Is this a trick question? bpy is a bipyridine ring
*May 7, 2016*

**math**

In a school, the church building is 300 m due East of the Assembly Hall. A classroom is 200 m on a bearing or 123° from the Assembly Hall. How far is the classroom from the church ?
*May 7, 2016*

**gpa calculation**

thank you, I never knew how to calculate it
*May 7, 2016*

**gpa calculation **

if i get A's in all my classes which are 4 credits, 3 credits, 3 credits, 1 credit, 1 credit and I get like a C in another 1 credit class, will this have an effect on my GPA...I'm at 3.7 right now and really tried to stay on deans list. :(
*May 7, 2016*

**geography**

Rf calculations? Is this thin layer chromatography? if so, you simply divide the two. 2.5/4 =
*May 7, 2016*

**Finance**

Sunset, Inc., has a book value of equity of $14,340. Long-term debt is $8,300. Net working capital, other than cash, is $2,190. Fixed assets are $19,810 and current liabilities are $1,790. a. How much cash does the company have? b. What is the value of the current assets? No ...
*May 7, 2016*

**math**

9-3/1/3+1 M.D.A.S 1/3*3=1 9-1+1 =9
*May 7, 2016*

**Math**

Final all the solutions for ONE + ONE = TWO each letter stands for a different digit
*May 6, 2016*

**Education technology**

Is it C???
*May 6, 2016*

**Language Arts**

I just took this test and these are the correct answers for all but the essay questions. 1. doubtful 2. "I'm worried sick, I must confess/I wonder if they'll have success." 4. Spelling 5. Rescuing the princesses 6. stunned 7. critical 8. Milo is transfixed by...
*May 6, 2016*

**math**

y=− 2/3 x+ 1/6 ; A(...; 6), B(9; ...) how do you solve this too?
*May 6, 2016*