Peggy

Most popular questions and responses by Peggy
1. math

A length of string that is 22 feet long is being cut into pieces that are 1/3 foot long. How many pieces will there be? 22x3=66 pieces

2. Math

In the diagram, a building casts a 20-ft shadow and a flagpole casts a 7-ft shadow. If the flagpole is 12 ft tall, how high is the building? Round to the nearest tenth.

3. physic

A sensitive gravimeter at a mountain observatory finds that the free-fall acceleration is 7.00×10^-3 m/s^2 less than that at sea level. What is the observatory's altitude?

4. PHY-102

A construction worker on a high-rise building is on a platform suspended between two cables as illustrated below. The construction worker weighs 850 N, the plank weighs 450 N, and the tension in the left cable is 550 N. a. What is the tension (in N) in the

5. Math

1) Which of the following ingegers can not represent the lengths of the sides of a triangle? (9,10,11) (4.7,9) (4,8,12) & (6,6,11) Try drawing the 4,8,12 triangle. Have fun. any two sides must be longer than the third. Example with set 1. 9+10>11 10+11>9

6. algebra

Find the slope of the line through the given points. (2,4) (6,-3). m=y2-y1 over x2-x1. (-3)-(4) over(6)-(2) -3-4 over 6-2 -7 over 4. I plotted the two coordinates (2,-4) (6)(-3), and the slope is -7 over 4, right? How do you plot the slope? I think you

7. Math

In a right triangle JKL, angle KJL measures 60 degrees. When drawn, the angle bisectors of angle JKL and LJK intersect at point M. What is the obtuse angle JMK

8. math

maria thinks of a number between 30 and 35. it has a greater number of ones than tens. what is the number ?

9. Math

A kite is being flown at a height of 300 ft, and the wind carries the kite horizontally away at a rate of 25ft/sec. How fast must the string be let out when the kite is 500ft away?

10. Math

A spherical balloon is inflated with helium at the rate of 100pi ft ^3/min. How fast is the ballon's radius increasing at the instant the radius is 5ft.?

11. physic

An air-track glider attached to a spring oscillates between the 3.00 cm mark and the 50.0 cm mark on the track. The glider completes 10.0 oscillations in 36.0 s. What is the period of the oscillations? What is the frequency of the oscillations? What is the

12. alg 2

Use the definitions and theorems of this section to evaluate and simplify the following expression. Be sure to express answers with positive exponents. (m . n)-1 =

13. algebra

The length of a rectangle is one unit shorter than obe-sixth of the width, x. Which expression represents the perimeter of the rectangle

14. Math

Water is flowing at the rate of 50m^3/min from a concrete conical reservoir of base radius 45m and height 6m. How fast is is the water level falling when the water is 5m deep?

15. math

a nutritional chart on the side of a box of a cereal state that there are 84 calories in a 3/4 cup serving. how man calories re in 5 cups of the cereal?

16. Biology

I need to do a Punnet Square for Wilson's Disease and don't know how to do it.

17. Math

(1) Which of the following ingegers can not represent the lengths of the sides of a triangle? (9,10,11) (4.7,9) (4,8,12) & (6,6,11) (2) The measures of two supplementary angles are in the ratio 5:1. What is the measure of the smaller triangle?

A biology class has 28 students. Four of the students transferred out to take chemistry. Find the percent of change in the number of students in the biology class. I got 86 percent change is that right? Thank you...My mom says it's 14.3 %

19. chemistry

How many minutes does it take to form 10L of O2 measured at 92.2 kPa and 28°c from water if a current of 1.3 A passes through the electolytic cell? a) how many minutes? b)What mass in grams of h2 forms?

20. Chemistry

How many minutes does it take to form 10L of O2 measured at 92.2 kPa and 28°c from water if a current of 1.3 A passes through the electolytic cell? a) how many minutes? b)What mass in grams of h2 forms?

21. Soc 110

I need to write a paper of body word count of 750 words about the use of surveys by sociologist

22. riddle

What two coins will make up 30 cents but you cannot use a nickel ? What two coins will make up 30 cents but you cannot use a nickel ? The way you phrased the question, there is no answer. The usual way the problem is worded is, "What two coins total 30

If after the holiday season, the average number of customers per day at the Game Galaxy store decreased from 612 to 450. Find the percent of decrease thank you

24. math

Height of a box. Suppose a box has a volume of 100 cubic centimeters and that the area of the bottom of the box is 50 square centimeters. Find the height of the box?

25. Algebra

A coffee merchant has coffee beans that sell for \$9 per pound and \$12 per pound. The two types are to be mixed to create 100 lb of a mixture that will sell for \$11.25 per pound. How much of each type of bean should be used in the mixture? My problem is

26. utsa

three vertices of a kite are (0,0) -6,8) and (10,0) what are the coordinates of the fourth vortex?

27. FSU

The diameter of a very small particle is measured to be 0.000000005m. This can be expressed as

28. The world History

does anyone know the question to exam 007681 & 007682

29. also need noun help

He smiled agreeably to himself as he thought of those biscuits, each cut open and sopped in bacon grease, and each enclosing a generous slice of fried bacon. (I have biscuits, bacon grease and bacon as nouns is this right and are there more in this

30. math

average cost suppose that the daily cost "C" of manufacturing bicyclesis given by c(x)=80x+5000. Then the average cost "C" is given by 80x+5000/x. How many bicyclesmust be produced each day for the average cost to be no more than \$100? I am not

31. heathhcare

give me a medical timeline from the last 50 years?

32. the world history

Does any one have the question to exams007681-007682

33. algebra

find the product of (x^2-3x+5)with the quotient of (21x^6- 14x^5-7x^3)divide by 7x^3

34. english

tcasrsenks some kind of food

35. Math

Solve for X: 4x - 2 +7 = 17 collect like terms on left hand side 4x + 5 = 17 subtract 5 from each side 4x = 12 divide by 4 on each side x = 3

36. algebra

Are the following lines parallel, perpindicular, or neither? (a)x-2y=4 (b)2x+y=2 (a)-2y=-x-4 -y=-x/2-2 (b)y=-2x+2 I have that they are perpindicular. My question is this: is -x/2 the reciprocal of 2x? yes Thank You

37. algabra

A cylinder has a radius of 5 in. If the volume of the cylinder is 250 pie inches cubed, What is the height of the cylinder? pi*r^2*h=250*pi pi cancels. solve for h r^2*h=250 h=250/r^2?? This is what I got originally. 250=pie(5)squared *h. 250= pie 25 h 10=

38. algebra

Peter is throwing a surprise party for his friend Tammy. He has a budget of \$350. If the restaurant charges \$20 per person for drinks and food and a cleanup fee of \$35, what is the maximum number of people that he can invite to stay within budget? Write

39. statistics

how do the 4th grade girls weight in principal ben's school compare to the national mean weigh = 90 sd=15

40. Math

Mechanics are reboring a 6in deep cylinder to fit a new piston. The machine they are using increases the cylinders radius one-thousandths of an inch every 3 min. How rapidly is the cylinder volume increasing when the bore is 3.800 in.?

41. PreCalc

A card game uses a pack of 24 cards, consisting of ace, king, queen, jack, 10, and 9 in each of the four suits spade, hearts, diamonds and clubs. A hand consist of 6 cards. Find the probability a hand includes all four aces.

42. Math

How long will it take for \$100.00 compounded daily at 1.5 % to become \$1000.00

43. worldhistory

is the answers to the most important outcome of the mongol peace establishment of a stable,goverment across Eurasia? then i think it is spread of western ideas to the east

44. The World History

I need help with the answers to exams of this subject please anyone can,, on exams007678,007680,007681,007682 please send as soon as possible thanks to the one that is willing to hlep..

45. Algebra

express log (3x^5y^3/z^3) as the sum and difference of logs with no exponents.

46. math

7v-10 given that -9v-9=9 simplify the answer. I do not understand the question, can someone help pls.

47. algebra

Need mathamatical expression. The simple interest rate, given that the principal is 3x, the rate is 6%, and the time is 1 year. im so lost with this math question.

48. chemistry

At STP, 412 ml of gas have a mass of 2.60 g. What is the molar mass of gas?

49. algebra 2

for each function, find an equasion for the inverse. then use composition to verify that the equasion you wrote is the inverse. f(x)=10x-6

50. science

i can travel around the world yet never leave a corner. what am i?

51. policies and procedures

Could someone please suggest more procedures???? Policy: The Town of Springbank Hills will receive corporate sector sponsors for various recreation programs, community-wide events and facilities. It will state the process staff will take to seek sponsors

52. algebra

Find the slope and y-intercept. x=7 I know that the slope is undefined. The y-intercept would be none, right? Since no y is listed. What you have is a vertical line through x = 7. "y" can be anything. The slope is infinity and the y axis is never

53. Fayetteville State University

Six liters of gasoline will have a mass of

Suppose 36 videos are added to a video collection that has 24 videos. What is the percentage of change. I got 50 percent....my mom says it's 150 percent. thanks!

Suppose 36 videos are added to a video collection that has 24 videos. What is the percent of change?

56. St. Joseph

The number of absences for five children in a local kindergarten class is as follows. # Absences Sophie3Bert749Billy6Joey8Julie2Kid2xx∑=x=∑2x

57. physics

A spider moving downward with a terminal velocity of 13m/s has an upward force of 22N acting on it...what is the mass of the spider?

58. Algebra

log base 2 x + log base 2 (x-7)=3 solving steps?

59. trig

tan^2(5x)cos^4(5x) = 1/8 - 1/8cos(20x)

60. trig

tan^2(5x)cos^4(tx = 1/8 - 1/8cos(20x)

61. statitic

is there a significant difference in the mean weight between the eastern and western conference national football league players?

62. Math problem

Aswin has bananas and pears in the ratio 3:8. After he eats 12 pears (and no bananas), there are now twice as many pears as bananas. How many bananas does he have?

63. math

how do I order these fractions from least to greatest 5/9, 2/3, 7/12?

64. Math

Is 7 a complex number

65. Chemistry

How (in g/L) of Ar at 32 degrees C and 342 mm Hg?

66. science

According to Peter Saundry, there is no true universal code of ethics because standards ods conduct vary from place to place and time to time. True or False

67. Technology in the Classroom

A software package that you would like to run on your classroom computer lists a 486 computer as a minimum requirement. On which of the following compputers would you expect the software to be able to run?

5(x-3)=

69. algebra

explain in your own words how to factor a polynomial of the the form ax^2 + bx+c when A is not equal to 1. Describe both the grouping approch as well as reversing FOIL. Contrast the two methods by means of an example. Which is the best approach and why>

70. algebra

In words! How would you explain to your friend why the quotient of x^8 and x^2 is x^6 and not x^4?

71. algebra

How would you explain to your friend why the quotient of x^8 and x^2 is x^6 and not x^4?

72. confidentality in Allied health

I need help with my paper for confidenality in allied health. I have 8 questions and I'm not sure how I can use APA style with it. Please help me!

73. health

What are the interrelations of blood clotting, immune response, allergic reaction, and hormone release. I have been trying to figure this out for 3 days now. Please help! Thank you.

74. algebra 2

for each function, find an equasion for the inverse. then use composition to verify that the equasion you wrote is the inverse. f(x)=14.4x

75. math

I need to convert measurements from mm to inches. How do I do this?

76. policies and procedures

Could someone please tell me if the purpose and policy are correct and if they have any suggestions for other procedures.. i need a minimum of 7. Purpose of Policy: The purpose is to set standards and guidelines for the Town of Springbank Hills Recreation

What is the front required for papers?

What is a four letter word for: notation for subsequent mulitple authors in a citation?

79. math

The measures of two supplementary angles are in the ratio 5:1. What is the measure of the smaller triangle? A/B = 5 A + B = 180 Solve those 2 equations in two unknowns. B is the smaller angle. Hint: substitute 5B for A in the second equation. Then only B

80. Algebra

I need help on this one too, please. Solve for X. 3x-2y=6 I got x=6+2y/3. My question is this: Can this be reduced down to x=2+2y? You really need to use parentheses here. x = (6+2y)/3 or you might want to show it as 2+(2y/3) or 2+(2/3)y

1. math

32

posted on October 13, 2016
2. math

34 ?

posted on October 13, 2015
3. Math (help)!!!!

on a road map with a scale of 1/4 inch per 10 miles, the highway from a to b is 1 3/8 long. How many miles long is the highway? A. 44 B. 55 C. 65 D. 70 E. 90

posted on March 27, 2015
4. math

22x3=66 pieces

posted on December 17, 2014

Beginning price \$5000. Terms are 2/10 End of Month. Paying on the 9th (before the 10th day of the month) triggers the 2% discount. \$100 off. New price \$4900. Chain discounts apply. 4900 * 0.91 * 0.93 = \$4146.87 Add in the \$150 that Morgan agreed to repay

posted on February 19, 2012
6. Technology in the Classroom

Pentium

posted on November 16, 2011
7. Quick Spanish #2

Cuando podemos vernos tu y yo

posted on November 9, 2011
8. Quick Spanish #2

No ablo mucho ingles pero tu me puedes ensenar bebe si o no

posted on November 9, 2011
9. spanish

No ablo mucho ingles pero tu me puedes ensenar bebe si o no

posted on November 9, 2011
10. math

line segment

posted on July 15, 2011
11. math

diagonally one way, or both? If both, then I am wrong.

posted on July 14, 2011
12. math

9 1 5 4 8 3 2 6 7

posted on July 14, 2011
13. algebra

(2x-7)(6x+9) 12x^2+18x-42x-63 12x^2-24x-63

posted on July 14, 2011
14. math

5m-6=-3+8m

posted on June 1, 2011
15. need help

array and expanded algorithm

posted on March 30, 2011
16. Math

31x19

posted on March 30, 2011
17. The world History

I see thank U yes I will for now on thanks

posted on March 8, 2011
18. The world History

sorry I seen others askin gtheir question so I thought I could

posted on March 6, 2011
19. algebra

ax^2+bx+c= ax^2(bx+c) ax^2+bx+c= a(x^2+bx+c) I don't understand it, I don't even know if I am on the correct track

posted on August 9, 2010
20. algebra

This is the question I am trying to answer

posted on August 9, 2010