Wednesday
February 10, 2016

# Posts by ron

Total # Posts: 341

Multiplication of fractions
9 slices to a pizza
February 9, 2016

Multiplication of fractions
60 people can receive a single slice of pizza,how many people can receive a single slice of pizza if 7 pizzas are purchased?
February 9, 2016

Physics
A city planner is working on the redesign of a hilly portion of the road. An important consideration is how steep the road can be so that even a low-powered car can get up the hill without slowing down. A particular small car with a mass of 1368 kg can accelerate on a flat ...
February 3, 2016

Math
From -40 take -55, the answer I came to is 15, is this correct?
January 29, 2016

Math
Ms Sue, can you check to see if this correct. From -40 take -55, the answer I came to is 15, is this correct?
January 29, 2016

Math
Ms Sue, can you check to see if this correct. From -40 take -55, the answer I came to is 15, is this correct?
January 29, 2016

Math
Thanks Ms. Sue for your help.
January 29, 2016

Math
I got 8799.984 or should I just round it to 8800?
January 29, 2016

Math
Need help please. 183 1/3% of 4800
January 29, 2016

Trig
The Leaning Tower of Pisa is 55m tall. The tope edge of the tower is 5m out from the bottom edge. What is the angle created between the ground and the tower? Round your answer to the nearest degree. tan -1 (55/5) = 85 degrees but my Brother says I did it wrong that the angle ...
January 29, 2016

Physics
A 25.2 kg block of wood is pulled across a floor at a constant 9.74 m/s with a constant 62.7 N force. The bottom of the box has a surface area of 65.1 cm2. If the block was put on its side (which has twice the surface area of the bottom) and pulled with the same force at the ...
January 4, 2016

Research
The Average Score in the entrance examination in MSHS is 80 with a standard deviation of 40 students was taken from this year’s examinees and it was found to have a mean score of 84. Is there a significant difference between the known mean and the sample mean? Test at a= ...
December 9, 2015

Science
An airplane is traveling 725 m/s at 48.8° degrees north of west when a wind starts to blow. The velocity of the wind is 106.7 m/s and it is blowing 21.8° east of north. What is the speed of the airplane relative to the ground?
December 2, 2015

Science
A boat moving at 8.9 km/hr relative to the water is crossing a river 4.6 km wide in which the current is flowing at 2.4 km/hr. At what angle upstream should the boat head to reach a point on the other shore directly opposite the starting point?
December 2, 2015

Chemistry
A gas weighing 23.6 g occupies a 10.0 L flask at 27 C and 780. torr of pressure. Calculate the molar mass of the gas.
November 23, 2015

allied school
glady swan slipped from a sidewalk curb and twisted her right ankle. because of the severe pain cpt codes icd 9 codes icd codes
November 22, 2015

Precalc
1) Janet is offered a job with a starting salary of \$15,000, and a guaranteed annual increase of \$600. If she takes the job, what will be her guaranteed salary for the 10th year? What would her total earnings be for the first 10 years? Answer: \$21,000 ; \$ 198,000 2) Sue's ...
November 12, 2015

Math
I'm with you, but it also says a day. could it be 35? 40-5
November 3, 2015

Math
How do you know how long the trip was?
November 3, 2015

Math
Justin had 5 packages with 8 bottles of water in each package. He drank some of the bottles before the trip. During the trip, he drank 5 bottles a day. He drank all of the bottles before he went home. How many bottles of water did Justin drink before the trip? Explain
November 3, 2015

Spanish II
Oh ok so i should post it all with my answers and people will check them? There are 52 btw.
November 3, 2015

Spanish II
Fill in the blank with the correct conjugation of the verb in parentheses. ¿Cuándo (regresar) mi tía de México? A)regresamos B)regresan C)regreso D)regresa (There are more, help needed before Friday please.)
November 3, 2015

Algebra
A rectangular field is four times as long as it is wide. If the perimeter of the field is 400 yards, what are the fields dimensions? The width of the rectangular field is ____ yards.
October 29, 2015

english
When you write in second person, you’re acting the part of a/an A. critic. B. observer. C. participant. D. advocate.
October 16, 2015

Math
9 slices per pizza
October 7, 2015

Math
Carol can run 4.2 Miles's in 14 minutes, what is her speed per minute.
September 16, 2015

Algebra
thank you
September 15, 2015

Algebra
Suppose a box is to be constructed from a square piece of material of side length x by cutting out a 3-inch square from each corner and turning up the sides. Express the volume of the box as a polynomial in the variable x
September 15, 2015

Math
There are 64 students. 80% scored a 75 on a final test. How many students scored a 75?
May 6, 2015

Geometry
we have line QR parallel= to line ST, PQ = 8, QS = , and PT = 12. Find PR.
March 28, 2015

Physics
The crankshaft of an engine increases its spin from 1,200 rpm to 1,500 rpm in 0.50 s. What is its angular acceleration
December 11, 2014

Calculus
A wire of length 12 meter is cut into two parts; one part is bent to form a square, and the other is bent to form an equilateral triangle. Where the cut cut should be made if a) the sum of the two areas is to be a maximum? b) the sum of the two areas is be a minimum?
October 30, 2014

MATH
10 5/12 ÷ 1/10 =
July 18, 2014

PSY/240 Hunger, Eating,
I am confused, please explain what are set points and what are settling points in relation to weight control?
July 2, 2014

Psy 270
Where can I find the best resources to research this question besides the text book? Psychology has many applications in our lives, both professionally and personally. How might having a background in psychology help you in your professional life? How might it help you in your...
May 28, 2014

Social Studies
Name the 6 founding Fathers of the us
May 12, 2014

Psychological and Psychophysiological Stress Disor
What kind of traumatic events cause undiagnosable psychological disorders?
April 20, 2014

sy270
What questions should I ask the parents of four year old Clara about her sudden change of behavior and refusal to go back to pre-school.
April 13, 2014

Psy270
Individual Clinical Assessment Mr. and Mrs. Lawson brought their 4-year-old adopted daughter, Clara, to see Dr. Mason, a psychiatrist. Clara was polite in greeting Dr. Mason, but did not smile and kept her gaze down as she took a seat. Mr. and Mrs. Lawson sat next to Clara and...
April 13, 2014

psy220
the American emphasis on the pursuit of happiness
February 24, 2014

Physics Help..
A small cube (m=0.290 kg) is at a height of 261 cm up a frictionless track which has a loop of radius, R = 28.71 cm at the bottom. The cube starts from rest and slides freely down the ramp and around the loop. Find the speed of the block when it is at the top of the loop. A ...
February 12, 2014

Math
If the cost is 3.00 doars per sq ft to clean a carpet, how much will it cost to clean a carpet 12.5 ft x 23ft?
January 30, 2014

psy/270
⦁ What do researchers mean by ‘subjective well-being’? How is this construct measured?
January 20, 2014

economics
A speculator sells a stock short for \$50 a share. The company pays a \$2 annual cash dividend. After a year has passed the seller cover a short position of \$42. What is the percentage return on the position (excluding the impact of any interest expense and commission)?
January 19, 2014

economics
An investor sells a stock short for \$36 a share. A year later the investor cover the position at \$30 a share. If the margin requirement is 60% what is the oercentage return earned on the investment? now assume the price is at \$42 when the investor closes the position
January 19, 2014

MATH
5.7 + 33/100 + 61/1000 =
January 8, 2014

Physics
A bullet (m = 0.0250 kg) is fired with a speed of 92.00 m/s and hits a block (M = 2.50 kg) supported by two light strings as shown, stopping quickly. Find the height to which the block rises. Find the angle (in degrees) through which the block rises, if the strings are 0.540 m...
January 6, 2014

abnormal behavior
1. Some criteria used for reaching a diagnosis cannot be observed directly 2. Personality disorders can be similar to each other. 3. People with different personalities can be given the same diagnosis 4. Do you think that personality disorders are true mental illnesses? Why or...
December 19, 2013

Math
Thanks
November 10, 2013

Math
5 7/15
November 10, 2013

Math
3 1/6 + 2 3/10 = Give answer in simplest form
November 10, 2013

Math
3 7/10 - 1 2/5 = Give answer in simplest form
November 10, 2013

Math
2 7/12 + 1 2/3 = Give answer in simplest form
November 10, 2013

Math
1 9/10
November 10, 2013

Math
1 1/5 + 7/10 = Give answer in simplest form
November 10, 2013

MATH
2 3/4 + 1/12 = Give answer in its simplest form
November 10, 2013

Fedora
. If /home/jenny/draft and /home/alex/letter are links to the same file and the following sequence of events occurs, what will be the date in the opening of the letter? __________ a. Alex gives the command vim letter. b. Jenny gives the command vim draft. c. Jenny changes the ...
November 7, 2013

chemstry
2 half years
October 31, 2013

MATH
if john spent \$130 and matt spent \$480, john will have three times as much money left as matt. both boy's started with the same amount of money. how much money did each boy's start with ?
October 2, 2013

MATH
if john spent \$130 and matt spent \$480, john will have three times as much money left as matt. how much money did each boy start with ?
October 2, 2013

math
if john spent \$130 and matt spent \$480, john will have three times as much money left as matt. how much money did each boy start with ?
October 2, 2013

Math
There are how many hundredsn the number 344,298
September 4, 2013

Math
in the numeral 3,000,000, there are how many thousands
September 4, 2013

Math
If a population is growing at 3.5 percent compounded continuously how long before it doubles?
August 14, 2013

math
Brilli the ant placed the numbers 1,2,…,n in order clockwise around a circle. She can create an infinite sequence A={aj}∞j=0 of integers by letting a0=k∈{1,2,…,n} and constructing ai+1 from ai by taking the integer that is ai positions clockwise in the ...
July 16, 2013

Math
Express 2.4 as a fraction in its simplest form
July 14, 2013

Algebra
Leila purchased a prepaid phone card for . Long distance calls cost cents a minute using this card. Leila used her card only once to make a long distance call. If the remaining credit on her card is , how many minutes did her call last?
July 8, 2013

chemistry
You have 10.0 g each of Na, C, Pb, Cu and Ne. Which contains the smallest number of moles?
June 3, 2013

chemistry
How many grams of carbon dioxide will form if 4.4 g of propane reacts with 16.0 g of oxygen producing 7.2 g of water?
May 20, 2013

Discrete Math
For sets A, B, C is a subset of U, prove or disprove (with a counter-example) the following: If A is a subset of B, B is not a subset of C, then A is not a subset of C,
April 5, 2013

Discrete Math
Let n be positive integer greater than 1. We call n prime if the only positive integers that (exactly) divide n are 1 and n itself. For example, the first seven primes are 2, 3, 5, 7, 11, 13 and 17. (We should learn more about primes in Chapter 4.) Use the method of exhaustion...
April 5, 2013

Discrete Math
If n is a positive integer and n > 1, prove that (n over 2)+ (n-1 over 2) is a perfect square.
April 4, 2013

Discrete Math
If n is a positive integer and n > 1,prove that (n) + (n-1) is a perfect sq  (2) ( 2 )
April 4, 2013

Discrete Math
8 trophies can be awarded to 30 people in how many different ways
April 4, 2013

math(statistics)
suppose a random variable X can equal to 1,2,3,4,or 5. if P(x<3)=.4 and p(x>3)=.5 (a)p(x=3) and b P(x<4)
March 19, 2013

Math
Name the vertices of a square whose angles are f,g,a,l
February 12, 2013

Science
Um , please guys I need the right answer. I'm taking the test to. The name " the right answer" can you give me the right answers that were correct on the test?
February 1, 2013

Math
What is 2 2/4 +2 2/4 + 6 1/2=?
January 23, 2013

Math
When you divide a whole number by a fraction with a numerator of 1 explain how you can find the quotient?
January 23, 2013

Math
Sue has 8 yards of twine she cuts the twine into equal pieces of 3/4 feet each how many pieces can he cut?
January 23, 2013

Math
If you have 8 yards of twine and you cut the twine into 3/4 pieces each . How many pieces can you cut?
January 23, 2013

math
show me how to calculate percentage return on the security if the payoff to the security in one year is \$1000 and the security costs is \$1500 today?
January 11, 2013

Physics
A motorist travels 1600 m at 80 m/s and 750 m at 100 m/s. What is the average speed of the motorist for this trip.
December 12, 2012

Economics
Opera CD buyers are located in New York and Los Angeles. At the current price for a CD, \$25 in both New York and Los Angeles, aggregate demand for Opera CD is 10,000 units (i.e. the sum of the demand in New York and Los Angeles); and the price elasticity of demand for Opera CD...
December 8, 2012

chemistry
What volume of 1.75M CaSO3 solution could be prepared from 450g of CaSO3?
December 2, 2012

chemistry
What volume of 1.75M CaSO3 solution could be prepared from 450g of CaSO3?
December 2, 2012

chemistry-rate of reaction
The fictitious compound, arrhenium fluoride (AhF), reacts with itself to form a dimer with the formula Ah2F2. The reaction is second order in AhF. The value of the rate constant is 3.591×10−3 M−1s−1. What is the initial rate of reaction in a reactor ...
December 2, 2012

science
Ahaan pls
November 17, 2012

science
pls help me
November 17, 2012

crim procedure
Which of the following rights is dependent upon whether formal charges have been filed or a criminal prosecution has begun? Answer the Fourth Amendment protection against unreasonable search and seizure the Fifth Amendment privilege against self-incrimination the Sixth ...
November 11, 2012

calculus
A 13 foot ladder leaning against a wall makes an angle of degree radians with the ground. The base of the ladder is pulled away from the wall at a rate of 2ft/sec. How fast is degree changing when the base of the ladder is 5 feet way.
November 4, 2012

College Finance
did you get the answer? i need help on this too. its my assignment.
November 3, 2012

Physics
An arrow is shot into the air at a velocity of 25 m/s and an angle of 32 degrees above horizontal. It lands at the same level that it was shot from. How long is the arrow in air? How far does the arrow travel?
October 17, 2012

U.S History
are those correct?
October 17, 2012

hist
Which of the following was a problem faced by the average Chinese citizen during the Song dynasty? a.the shrinking use of the civil service exam and thus the lack of opportunity to obtain a government position b.the control of the Chinese treasury by northern invaders led to ...
October 10, 2012

Physics
On a hot day in summer, your friends decide to go rafting down a local river. Since you are afraid of water, your job is to provide them with refreshments from a bridge as they pass. When the first raft is 10 meters away, traveling at 3.5 m/s, you drop a can of soda, which ...
October 8, 2012

chemistry
How to balance simple oxidation-reduction reactions by the half-reaction method. Mg (s) + N2 (g)= Mg3N2 (s)
September 30, 2012

Chemistry
I have a question regarding the titration curve. When the ph is equal pKa that mean there are equal amount of conjugate acid to conjugate base. When a weak acid dissociates for example H3Po4 H+ H2PO4- My problem: I don’t understand how the ph rises after the ...
September 13, 2012

DrBob222 : need some clarification
Hi DrBob222, Could you please explain want you typed: *You must have 10 mmoles of that still un-titrated (you had 10 millimoles of the original and that is gone but you still have 10 mmols of the other acid remaining. Are you saying I have 10 mmoles of each acid, if so how did...
September 11, 2012

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