# Posts by pat

Total # Posts: 894

Geometry
Referring to the figure below (not to scale), the perimeter of the rectangle is 48. The length of the rectangle is W + 6, where W is the width. Find the length.

science
talking on your cell pohon e in your beddroom, when suddenly the reception goes bad for a minute

physics
displacement for walking 100m east than 125m west

Accounting
March 3 Inventory units 60 per unit \$1,500 total \$90,000 March 8 Purchase 120 units \$1,800 per unit total \$216,000 March 11 Sal units 80 per units \$5,000 total \$400,000

trig
If a, b are the solutions of the equation log base 3 (5-2x)+ log base 3 (5+2x)=2 find the value of the product ab.

trig
find the value of x when: x= 5 log base 2 (1/16)+ 8 log base 3 (27)

Oceanography
How much heat must be added to turn 3 grams of water at 100°C into a vapor and what will be the final temperature after this much heat is added

physics
A child is pushing a shopping cart at a speed of 1.5 m/s. How long will it take this child to push the cart down an aisle with a length of 9.3 m?

science
How is potiential evaporation measured?

physical science
A rocket blasts off. In 10.0 seconds it is at 10,000 ft, traveling at 3600 mph. Assuming the direction is up, calculate the acceleration. 5280 ft/sec2 528 ft/sec2 100 ft/sec2 100. ft/sec2

physical science
A rock tied to a string is swung around in a circle at a constant speed of 25 ft/sec. The length of the string is 1.765 ft. Calculate the acceleration. = _____ . 354.1 ft/sec2 350 ft/sec2 14.16 ft/sec2 14 ft/sec2

physical science
A weight attached to a wire is swung in a circular path. Its speed is 12 meters/sec, and it has a centripetal acceleration of 9.0 meters/sec2. Calculate the diameter of the circle. 1.3 meters 2.6 meters 16 meters 32 meters

physical science
While traveling south on an expressway, a car traveling 60 mph (miles per hour) slows down to 30 mph in 12 minutes due to traffic conditions. Calculate the acceleration. = -2.5-6.0-150-450 mi./hr2 NSWEn/a

physical science
If a car goes along a straight road heading east and speeds up from 45 ft/sec to 60. ft/sec in 5 sec, calculate the acceleration. = Note: If the speed were given in miles per hour, and the time were given in minutes, you could change the minutes to a fraction of an hour and do...

physical science
If a car goes along a straight road heading east and speeds up from 45 ft/sec to 60. ft/sec in 5 sec, calculate the acceleration. = 3-3 ft/sec 2 NESn/aW Note: If the speed were given in miles per hour, and the time were given in minutes, you could change the minutes to a ...

physical science
A rock tied to a string is swung around in a circle with a radius of 10 ft. The centripetal acceleration is 16.9 ft/sec2. Calculate the speed of the rock.

physical science
A car slams on its brakes, coming to a complete stop in 4.0 sec. The car was traveling north at 60.0 mph. Calculate the acceleration.

physical science
A car goes around a curve (the arc is part of a circle with a radius of 25 ft.) with a speed of 20.0 ft/sec. What is the magnitude of acceleration?

physic
How do you find the average speed?

Physics
Calculate the work done by non conservative forces of a hockey stick hitting a tennis ball using elastic potential energy, and kinetic energy if the mass of the ball is 0.058kg and the ball is shot at 34m/s for .41s and travels 5.09m, and the hockey stick bends 0.10m.

Ethics
I am so tired of seemingly educated students not knowing how to form complete sentences or spell. If you really want to make an impression, or even get anyone to read the posts, take the time to act like someone who's opinion is something we want to consider. In other ...

Geometry
Thanks

Geometry
A 4-in. by 6-in. drawing is enlarged to put on a poster that measures 20 in. by 24 in. What are the dimensions of the largest possible enlargement?

world geography
007690RR, 007691, 007692, 007693 pls help me. penn foster exam for world geography.

world issuse
Passage

Alkaline Dry Cell
I need to be able to label all parts of battery

trig
In triangle XYZ, angle X = 90°, angle Y = 38°, and z = 4'5". Find y

chem
You have a series of four chemical reactions (1 2 3 4). How do you calculate the H2 if you know the other H values?

chem
Two hundred grams of a substance requires 0.52 kJ of heat to raise its temperature from 25°C to 45°C. q = mCT. Mass (m) is in grams. Temperature is in degrees Celsius.

Chem
What is the change in enthalpy when 250 g of steam condenses at 100oC? (Hv = 40.67 kJ/mol)

chemistry
calculate the mass, in grams, of NaCl present in each of the following solutions. 6.25 g of 11.5% NaCl solution 452 g of 12.3% NaCl solution please show me how to do these. Thanks.

chemistry
how does an ionic solute dissolve in water?

chemistry
It was that easy. I think I was trying to make it harder than it was. Thanks for the help

chemistry
A hexane solution contains as impurities 5.2% (by mass) hepatne and 2.9% (by mass) pentane. Calculate the mass of each component present in 93g of the solution.

world history
How total was the transformation brought about by the industrial revolution?

math
assume that the edge of a square is 1 unit add squares to this shape so that it has a perimeter of 18

geometry
Find the area of a pentagon ABCDE with verticles A(0,4),B(3,2),C(3,-1), D(-3,-1) and E (-3,2)

geometry
Find the area of a pentagon ABCDE with verticles A(0,4),B(3,2),C(3,-1), D(-3,-1) and E (-3,2)

Chemistry
what role does barometric pressure play in the boiling point of water?

stressed and unstressed syllables
how do you know a stressed or unstressed syllable

math
For the set X={m,n.p,q,r,s}, let R be the relation on P(X) (power set) given by A R B iff A and B have the same number of elements. List all the elements in {m}/R (equivalence class); in {m,n,p,q,r,s}/R. How many elements are in X/R? How many elements are in P(X)/R?

math
define the concept of sampling error

health
What would be the risk od a young healthy person choosing a managed care plan,

Chemistry
N2O4(g) 2 NO2(g) The ΔH° for the reaction above is +57.2 kJ. The system is initially at equilibrium. Which of the following changes will favor the reverse reaction? NO2 is removed. N2O4 is removed. A catalyst is added. The temperature is increased. The temperature is ...

I need help with this problem ! 5 2/5 - 3 4/5= ? 6 1/10 - 3 4/10 = 10 - 4 2/5= ? PLEASE! SHOW ME EACH PROBLEM STEP BY STEP SO , I CAN FINISH MY HOMEWORK! THANK YOU!

math
Use the Generalized PMI to prove: 2^n > n^2, for all n > 4 First of all, it's true for n=5. Then to prove it for n+1... Assume 2^n > n^2. Then 2^(n+1) = 2*2^n > 2*n^2 > 2*(4n) since n>4 => n^2>4n I'm stuck there.

each student brought in 9 cans to recycle. write an equation to represent the total number of cans (c)for any number of students(s)

society
two ways American institutions have brought oppressed groups closer to the American dream

english 101
how do you plan to support this thesis on healthy eating

education
how do you implement your educational philosophy in the classroom and what educational theories would be at work.

math
Prove that if x ∉ B and A ⊆ B, then x ∉ A.

algebra
factor 1 36x^12 40x^8

algebra
multiply and simplify 5a^7. 6q^5 4q^2 25a

english 101
Identify the topic and three subtopics for healthy eating

english 101
i need help on healthy eating what 3 credible sources from the internet

Immediate accounting
make a journal entry received cash for 1600 frome customer for rent from dec 2009 through mar 2010 I have more room than I need so i rented out the area

Which answer shows data with a range of 49? A. 45,69,92,59 B. 95,59,52,89 C.99,66,51,52 D.55,99,78,50 if you select one of the answer .How do you solve the problem.? i was wonder how ?please explain your answer please!! so the next problem i try to solve by myself.for me thank...

In 2000 the population of goddard was 5,554. The population of Valley Center was 7,323. What is the Approximate difference between the populations, to the nearest one hundred people. please! help I'm totaly confuse with this question?? do you substract it?

Chemistry
Which of the following can be amphoteric? A) Cl¯ B) H3O+ C) HPO4¯ D) PO4¯³ E) HCl

college algebra
GCF -x^7,-7x^3,-35x^6

college algebra
factor by grouping 6x^3-6x^2-x+1

algebra-college
(-5x^2)2

5th math
can you show how to do the median ? what is the median for the following numbers? 142,83,65,178,14,78. i think 83 is the answer. 36/16=B THE ANSWER FOR EXPRESSION FOR .36 STUDENTS 36/16=20 BOYS THE ANSWER

5th math
what is the least common multiple (LCM)for 15 and 45? There are 16 girls in a class of 36 student. which expression could be used to determine the number of boys (b) in the class? please! help i think this too hard for 5th grade math. this suppose to be for 10th or college ...

i need help with fraction 3/5-3/15= ? PLEASE SHOW ME HOW TO DO THIS PROBLEM,THANKS!!

5th math
how do you divide 302 by 33,593? how do you divide 67 by 48,384? show me step by step pleae! if you can?

5th math
Mr. davison has 30 students in his class . He has four more girls than boys. How many boys are in Mr. Davision class? can you please check my answer? I got 11 boys . does it sound about right ?

5th math
what is the average number of hot dogs sold? 12,12,13,17,21,22,22,22,22,30,32,37. please! show me this how to solve this problem? my last question for today.thank you very much without your help . it;s impossible to understand this problem.

The Chang Toy Factory in China can produce 35 mini toy care each minutes at a cost of 77 cents. then, a package of 35 is put in a cardboard box that holds 350. What does it cost to procuces 285 toy cars? can you show me how to solve this problem .? do you divide or X it?

5th math
What is the measure of each side of a square with a perimeter of 60 inches? this one I'm total lost . please ! show me how you do this problem. thank you!!

5th math
look at the number of leters robin sorted at her job at the post office. what is the mean number of letters sorted? day------letters sat. 105 Mon. 97 Tues. 88 Wed. 86 please! show me how to do this problem.thanks!!

5th math
Jackie ran 4 Miles in 28.5 minutes Which equation could be used to determine the average number of minutes it took jackie to run Each mile(k)? k-4=28.5 or k+3=28.5 or k/3=28.5 or 4k=28.5 can you tell me which one is the right equation?

How is a privilege different from a right? please! wxplain words to me so, i can have a better understaning on it. thank you!

Eng. Dynamics
A fire fighter is standing 20 m from a burning building as shown. She is holding a fire hose 1 m from the ground directed upward at 60° from horizontal with water coming out of the nozzle at 20 m/s. Find the distance from the edge of the roof to where the water is landing.

just one more problem i'm still struggle with . Find the median and mean for each set of numbers. 17,13,27,33,25. please! give me an example again. thank you!!

what is the mode for the following numbers? 900,700,500,600,600,300,600,200,100,300,200. please! show me how to do this problem? than you!

algebra
Use the formula y-y sub 1 (10)=m slope 2 times x- x sub 1 (1) y-10=2(x-1) y-10=2x-2 y=2x+8

algebra
9x

ststistics
thank you i solved it myself

ststistics
each tire of an 18 wheeler has a probability of 5% TO maintain on a 10000 mile trip. WhAt is the probability that no more than 3 tires need maintenance during this trip. How do i do this?

a new fence is needed for the perimeter of a rectangular horse pasture. The pasture measures 78 feet by 68 feet. how many feet of fencing are needed for the pasture? CAN YOU SHOW TO WORK THIS PROBLEM>?

a new fence is needed for the perimeter of a rectanglar horse pasture. the oastyre measure 78 feet by 68 feet. How many feet of fencing are needed for the pasture?

what is the range for the following number? 900,700,500,600,600,300,600,200,100,200? pleASE! EXPLAIN HOW TO SOLVE THE PROBLEM..

5th math
charlene's scores: 80,80,70,65,60,80,60,80,80. median______________ mean_____________? Kiyda's scores:75,80,95,80,100,80,95,100,80. median______________ mean_____________? can you explain this problem to me thanks!!

5th math
what you mean by 4ft=it's 48 in that not my question . i want to know how to do the other problem as well on the meant for the following number? 33,41,37,27,32,?

5th math
4 ft=?in

5th math
what ist he mean for the following nubers? 33,41,37,27,32. can you please explain the problem to me..?? what ist he least common Multiple(LCM) for 6,4,and 8?

math
slope=3/2 y intercept=0

algebra
polynomial with h+vt-4.9^2 50 meters high 30 meters per sec. what is height after 2 sec.

Science
why is it necessary for water, carbon, nitrogen and oxygen to be recycled through the earth's ecosystem?

5th math
I need help with my math .What is the least Common Multiple (LCM) for 6,4,and 8.? please! show how you get the answer. cause, i got( 2,2,2) i'm not sure of myself at all. thank you! another one problem i'm really confuse is the Write a 9- digit numeral with 3 in the ...

art
what is significance of picassos tete de cheval painting

physics
a metal wire 1.0 mm in diameter and 2.0 m long hangs vertically with a 5.0 kg mass suspended from it. if the wire stretches 1.2 mm under the tension, what is the value of the young's modulus for metal?

ms. sue can you help me with another problem? whatnis the median of the following number? 24,99,101,93,14,29? by the way can you please!check my last problem that you posted to me an hour ago here is my answer is 20 the median

5th math
thank you ms.sue now i'm kind of get better understanding than last time since , you told me more about this problem. thank you again!!

5th math
can you check my answer it's 20 is the median. my next question how do you solve this problem . what is the median of the following number? 24,99,101,93,14,29? here my answer i add 29+93=122 than i divid it by 2=6.29 please correct me if i;m wrong thanks!!

5th math
i need help with this problem .please! show me how to do it. What is the median for the following number? 11,30,24,20,15,31,32,20,18,29. thank you!

5th math
hello! bosnian, thank you for taking your value time to help me out. yeah, i got it.. thank you !

5th math
ms. sue please!explain to me one again i'm not getting it yet. 1/4+1/8= ? step by step please!! thank you..

5th
MS. SUE YOU DIDN'T SHOW ME YET ON 1/4 AND 1/8 WHERE I CAN'T FIND IT??

1. Pages:
2. <<Prev
3. 1
4. 2
5. 3
6. 4
7. 5
8. 6
9. 7
10. 8
11. 9
12. Next>>