Tuesday

October 25, 2016
Total # Posts: 66

**math**

a dog eats 3/4 of dog food for each meal. if he has 7 2/4lbs of food. how many meals can he feed his dog.

*September 14, 2016*

**math**

It takes 2/6 of a hour to run one mile. how many miles can you run in 4 hours

*September 14, 2016*

**L.O**

What is meant by 'Designated subjects'

*February 23, 2016*

**math**

Mike and Sandra leave the seashore at the same time. Mike drives northward at a rate of 55mph, while Sandra drives west at 65mph. Find how far apart they are after 3 hours to the nearest mile.

*February 13, 2016*

**Algerbra**

The difference between two numbers is 77. Five times the smaller is equal to 7 more than the larger. What are the numbers?

*October 28, 2015*

**satistics**

Among a random sample of 500 college students, the mean number of hours worked per week at non-college related jobs is 14.6. This mean lies 0.4 standard deviations below the mean of the sampling distribution. If a second sample of 500 students is selected, what is the ...

*September 15, 2015*

**Satistics**

Jody checked the temperature 12 times on Monday, and the last digit of the temperature was odd six times more than it was even. On Tuesday, she checked it 18 times and the last digit was odd eight times more than it was even. Determine which series is closer to the 50/50 ratio...

*September 15, 2015*

**Chemistry**

Can DrBob222 please explain why it is not a pure sample? Thank you in advance.

*April 21, 2015*

**Chemistry**

My head is spinning from this chapter! I've done most of the questions by myself but I have no idea what formulas I should use for these last two. Can you walk me through them so I can understand what I need to do? 1. What volume of 5.0 M HNO3 is required to neutralize ...

*September 26, 2014*

**Chemistry**

Okay, I think I have all but the last two figured out but those last two are defeating me. I just don't know what to plug in where. For instance, for the next to last one, I think that I am supposed to add the [NO2] and the [O2] together and then divide by .65 to get the ...

*September 22, 2014*

**Chemistry**

I am having great difficulty with the following questions. Any and all help will be greatly appreciated. I have read the chapter and even looked up online tutorials. I still do not understand it. 2 NO (G) + O2 (G) > 2 NO2 (G) Write the equilibrium constant expression for ...

*September 22, 2014*

**tourism**

write 4 ways that this decline in the tourist industry could affect the country.

*February 14, 2014*

**Accounting**

Hawkeye Electric Company engaged in the following transactions during July. Journalize the preceding transactions on the books of Hawkeye Electric Company using the perpetual system of inventory. July 2 – Purchased inventory for cash, $800 July 5 – Purchased store ...

*November 23, 2013*

**Statistics**

A college’s data about the incoming freshmen indicates that the mean of their high school GPAs was 3.4, with a standard deviation of 0.35; the distribution was roughly mound-shaped and only slightly skewed. The students are randomly assigned to freshman writing sem- inars...

*January 25, 2013*

**French**

These are the instructions: Quand ils étaient à l’université, certains étudiants avaient un job et travaillaient. D’autres ne travaillaient pas. Expliquez cela. And Here are the examples: Frédéric (non) Il n’avait pas de...

*June 11, 2012*

**French**

I'm having difficulty with these two sentences. There is something wrong with them and I can't figure out what it is. I'm pretty sure it have to do with pluralization but I don't know what I'm doing wrong. Ils avaient un job. Ils travaillaient dans un ...

*June 11, 2012*

**Social Studies**

Which of the following is true of the Industrial Workers of the World (I.W.W.)?

*June 1, 2012*

**Phsyics**

A 75 kg student stands at the top of a 30 m tall building. How much gravitational potential energy does this student possess?

*May 24, 2012*

**Analyzing Financial Statements**

EAT AT MY RESTAURANT-CASH FLOW With this case, we review the cash flow of several restaurant companies. The restaurant companies reviewed and the year-end dates are as follows: 1. Yum Brands, Inc. (December 30, 2008; December 30, 2007) "Through the five concepts ofKFC, ...

*April 5, 2012*

**physics**

A monkey is sitting on a wood plate attached to a rope whose other end is passed over a tree branch, as shown in the figure. The monkey holds the rope and tries to pull it down. The combined mass of the monkey and the wood plate is 117 kg. a) What is the minimum force the ...

*March 2, 2012*

**physics**

A crate of oranges slides down an inclined plane without friction. If it is released from rest and reaches a speed of 4.883 m/s after sliding a distance of 2.01 m, what is the angle of inclination of the plane with respect to the horizontal? Please note: Give your answer in ...

*March 2, 2012*

**physics**

A mass m1 = 18.7 kg on a frictionless ramp is attached to a light string. The string passes over a frictionless pulley and is attached to a hanging mass m2. The ramp is at an angle of θ = 23.7° above the horizontal. m1 moves up the ramp uniformly (at constant speed). ...

*March 2, 2012*

**physics**

A sky diver of mass 80.9 kg (including outfit and equipment) floats down suspended from her parachute, having reached terminal speed. The drag coefficient is 0.575, and the area of her parachute is 20.27 m2. The density of air is 1.14 kg/m3. What is the air's drag force on...

*March 2, 2012*

**physics**

A block of mass m1 = 21.3 kg is at rest on a plane inclined by θ = 30.00 degrees. It is connected via a rope and pulley system to another mass m2 = 24.5 kg, as shown. The coefficients of static and kinetic friction between block 1 and the inclined plane are μs = 0....

*March 2, 2012*

**physics**

many vacuum flasks have steel walls instead of glass. how would this effect how fast some hot coffee cools?

*November 22, 2011*

**physics**

many vacuum flasks have steel walls instead of glass. how would this effect how gfast some hot coffee cools

*November 22, 2011*

**physics**

explain why air moving over an object can increase its rate of cooling.

*November 22, 2011*

**maths **

how do you simplify surds?

*November 20, 2011*

**physics**

how does a dessert fox's large ears help it keep cool?

*November 19, 2011*

**physics**

1) A fask has the following features; a plastic stopper glass walls with silver coating on both sides vacuume between walls plasic spacer Which features of the flask reduce energy transfer by: a) radiation b) conduction c) convection 2) Many vacuume flasks have steel walls ...

*November 17, 2011*

**physics **

what temperature is bose- einstien condensate?

*November 15, 2011*

**physics**

what is the temperature of a bunsen burner?

*November 13, 2011*

**physics**

water is being heated in a large beaker. there is a bunsen under it. if a second bunsen was added bellow the largest beaker, what affect would this have? why? (refer to particle behaviour)

*November 8, 2011*

**physics **

3 beakers are being heated (small, medium and large). consider the first two. both beakers are filled with water and heated for 10 minutes. after about 3 minutes the water in the small beaker the water in the small beaker is boiling; after 8 minutes the water in the large ...

*November 4, 2011*

**chemistry**

In 1774 Joseph Priestly conducted one of his most famous experiments which lead to a method for the preparation of oxygen. The experiment involved heating a sample of mercury II oxide with a large lens. The equation for this reaction is shown below: 2HgO(s) = 2Hg(l) + O2(g) a...

*November 2, 2011*

**biology**

find a drug scandal within a sportig event and write some notes about it.

*November 1, 2011*

**biology **

how reliable are tests for drugs in sport?

*November 1, 2011*

**P.E**

i need names of famous females who have a careers in sport and their: age, where they live, how many brothers and sisters they have, profession and what they do in their free time.

*October 30, 2011*

**maths**

what are all the mathethematical terms you need to include in your answer for a question based on circle theorums?

*October 29, 2011*

**physics**

is the following statements true or false + write a correct version of each false sentance below: 1. usually, the cooler a liquid or gas is, the denser it is. 2. if you only want a small volume of hot water, you should place the immersion heater near the bottom of the hot ...

*October 29, 2011*

**history **

who was Naqia queen of Assyria?

*October 29, 2011*

**history**

what treatments (natrual) would you find at the Asclepion?

*October 28, 2011*

**history**

what did a diet at the asclepion consist of?

*October 28, 2011*

**maths**

A swimming pool has two identical sides in the shape of a trapezium. All other sides are rectangular. The length of the pool is 12m. The width of the pool is 4m. The depth of the pool is 2.1m at the deep end and 1.1m at the shallow end. Rafa fills the pool up with water from a...

*October 28, 2011*

**science**

To find out the pressure in this kind of situation simply follow the equation Pressure = height of the column x Density of the filled liquid So, Here Pressure= 15 cmx 13.6 g/cm^3 = 204 gm/cm^2

*October 28, 2011*

**PHYSICS**

what is the equation for bose einstien condensate?

*October 27, 2011*

**math**

1 is greater than negative 1.

*October 23, 2011*

**Algebra**

Factor the polynomial completely x^3+27

*October 12, 2011*

**Geometry**

Use parallelogram ABCD to answer the following. Diagonals BD and AC bisect at O. 1.measurement of angle BAD = 3y - 5 find angle BCD 2. AC = 12.8 cm find OC

*September 21, 2011*

**Geometry**

thank you reiny

*September 21, 2011*

**Geometry**

find the measure of each angle of an isosceles trapezoid if two of the angles has measures in the ratio of 2:3.

*September 21, 2011*

**physics**

The mass of a certain neutron star is 2.0 x 1030 kg and its radius is 6,000 m (6 km). What is the acceleration of gravity at the surface of this condensed, burned out star?

*March 12, 2011*

**physics help pleeeeease!!**

A monatomic ideal gas is compressed adiabatically from a pressure of 1.09 105 Pa and volume of 250 L to a volume of 39.0 L. (a) What is the new pressure of the gas? (b) How much work is done on the gas?

*February 16, 2011*

**physics**

Two masses are suspended from a pulley as shown in the figure below (the Atwood machine). The pulley itself has a mass of 0.20 kg, a radius of 0.15 m, and a constant torque of 0.35 m·N due to the friction between the rotating pulley and its axle. What is the magnitude ...

*January 9, 2011*

**Math**

the fraction is just 15/43 in simplest terms

*January 9, 2011*

**Math !!!!ASAP!!!!!**

you combine all common factors so 3x-53=61. then add 53 to both sides to get 3x=114. then divide both sides by 3 to get x=38 :)

*January 5, 2011*

**physics help pleease!!**

A rope goes over a circular pulley with a radius of 6.3 cm. If the pulley makes four revolutions without the rope slipping, what length of rope passes over the pulley? how can i find distance if the only variable given is radius and revolutions?

*January 5, 2011*

**math**

you have to divide 6/7 by 1/7. to divide fractions you have to flip the second fraction and then multiply them so: 6/7 times 7/1= 42/7= 6 x=6 :)

*January 5, 2011*

**physics**

could try and explain more in depth? like wat does W stand for? his weight? and i don't really get how your solving it..

*December 19, 2010*

**physics**

A 70 kg man weighs 686 N on the Earth's surface. How far above the surface of the Earth would he have to go to "lose" 14% of his body weight? i don't even know where to start with this question... i need help!

*December 19, 2010*

**physics**

Four identical masses of 2.7 kg each are located at the corners of a square with 1.4 m sides. What is the net force on any one of the masses? F=((G)(m1)(m2))/r^2 I don't understand why im not getting it right... i need help please!!

*December 19, 2010*

**Science**

Electromagnetics in motors are used to cause __________.

*May 19, 2010*

**Algebra**

Today I did a practice SAT problem. If the function ƒ is defined by ƒ(x) = 2x + 3, and if ƒ(a) = 11, what is the value of a? A. 4 B. 7 C. 11 D. 17 E. 25 This is the correct answer and the explanation Here's Why: If the function ƒ is defined by ƒ(x...

*June 26, 2009*

**math**

-8a+6(a+7)=1

*November 9, 2008*

**Creating a Budget -HSM 220**

Just cant think of this or get it together right now my mind is so far off. I just need help.

*October 10, 2008*

**italian**

how to say 6:00am in italian

*April 1, 2008*

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