# 1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1 C)aN=-12(-1/3)-n+1 D)aN=-12(-1/3)n-1 I chose C 3)Find

93,754 questions, page 707
1. ## Physics

At a height of 500km above earth, a satellite will orbit the earth once every 95 minutes. Find the mass of the earth based on this idea. B) How far above earth's surface would a satellite need to orbit so that it revolves at exactly the same rate as the

asked by Matt on November 7, 2016
2. ## Math

Find the domain of the following functions. 1. y= radical(x-3) - radical(x+3) 2. y= [radical(2x-9)] / 2x+9 3. y= radical(x^2 - 5x -14) 4. y= [cubed root(x-6)] / [radical(x^2 - x - 30)] I'm terrible at finding domains.. so any help with these problems would

asked by April on July 12, 2013
3. ## Math

Find the unit rate for a sponge cake that weighs 25 ounces and has 2750 calories. A. 0.009 calories per ounce B. 110 calories per ounce** C. 68,750 calories per ounce D. 115 calories per ounce

asked by Jack on December 6, 2017
4. ## Physics

Two resistors connected in series have an equivalent resistance of 783.4 Ω. When they are connected in parallel, their equivalent resistance is 171.3 Ω. Find the resistance of each resistor. 1) small resistance (ohm) 2) large resistance (0hm)

asked by gita on September 8, 2013
5. ## Math

At the first tri-city meeting, there are 8 people from town A, 7 people from town B, and 5 people from town C. If a council consisting of 5 people is randomly selected, find the probability that 3 are from town A and 2 are from town B. How would I show my

asked by Punkie on December 6, 2009
6. ## Math

A standard deck of cards is made up of four suits with 13 cards in each suit (total of 52 cards). If we randomly sample five cards from a standard poker deck, find the probability that all five cards selected are clubs.

asked by Jaime on June 21, 2010
7. ## Math

A box contains four red marbles, seven white marbles, and five blue marbles. If two marbles are drawn one at a time, find the probability that both marbles are white if the draws are made as follows: (a) With replacement ____________ (b) Without

asked by Star K on May 6, 2010
8. ## math

Another: theta is a second quadrant angle in standard position and tan theta = - (sqrt5)/(2) . Find the exact value of cos theta. I assume I use the equation 1 / cos(theta)^2 = 1 + tan (theta)^2 However how does this work out algebraically?

find 3 consecutive integers such that the product of the second and third integer is 20 Take three integers x, y, and z. The for xyz, we want y*z = 20 The factors of 20 are 20*1 10*2 5*4. 20*1 are not consecutive. 10*2 are not consecutive. But 5 and 4 are

asked by chrisw on January 31, 2007
10. ## Calculus

The rate of growth of a particular population is given by dP/dt=50t^2-100t^3/2 where P is the population size and t is the time in years. The initial population is 25,000. Find the population function. Estimate how many years it will take for the

asked by Anonymous on February 9, 2015
11. ## Chemistry

Using the compound for Ibuprofen C13H18O2 find molecules of Ibuprofen that contain 2.84 x10 23 atoms of Hydrogen So for every 1 mol of H= 6.022 x 10 23 molecules of H? (Not sure if Im going in the right direction?) Having trouble setting this up or 1 mol

asked by TMV on November 29, 2010
12. ## Child care

Financing and Budgeting 1. Which one of the following categories makes up the largest percentage of a child care operating budget? A. Supplies B. Salaries and benefits C. Food D. Mortgage or rent 2. Child care operating budgets generally contain a pro

asked by Tina on August 16, 2010

So I have a cylinder and I have to find the volume to surface ratio, the measurements are Radius: 2cm Height: 1.5 cm. I have volume of 18.84 and a Surface area of 225.47. Would the ratio be 18.84:225.47?

14. ## Math

A pyramid has a height of 5 in. and a surface area of 90 in^2. Find the surface area of a similar pyramid with a height of 10 in. Round to the nearest tenth, if necessary. 360 in^2 180 in^2 22.5 in^2 3.6 in^2

asked by Delilah on March 3, 2013
15. ## Calculus

An object has a constant acceleration of 40 ft/sec^2, an initial velocity of −20 ft/sec, and an initial position of 10 ft. Find the position function, s(t), describing the motion of the object.

asked by Ronnie on May 11, 2018
16. ## Economics

Can someone help me find some really resourceful websites on the rise and fall of Spain as a world power??? and the rise of the United States as a world power. i have a few books i'm looking through but i need some websites too. Thank you!!!

asked by <<<HELP>>> on December 12, 2007

Marlon has 4 baseball cards, Jake has 4 baseball cards, and Sam has 3 baseball cards. Can you write a multiplication sentence to find how many baseball cards they have altogether? Explain.

asked by Kainalu Mauga on February 2, 2010
18. ## maths

A man's age is 4 times the combined age of a two sons. One of whom is 3 times as old as the other. In 24 years their combined ages will be 12 year less than their father's age . Find their respective age ????

asked by tuhituhi on January 24, 2013
19. ## Math

The finance charge on a copier was \$1,778. The loan for copier was to be paid in 18 monthly payments. Find the finance charge refund if it is paid off in eight months.

asked by Chol on July 6, 2014
20. ## Are their any Physics tutors on here tonight?!

A cart of mass M1 = 6.00 kg and initial speed = 4.00 m/s collides head on with a second cart of mass M2 = 4.00 kg at rest. Assuming that the collision is elastic, find the speed of M2 after the collision.

asked by Megan on February 15, 2011
21. ## Pre Algebra

A wooden railing is 82 feet long. It is to be divided into 4 pieces. Three pieces will be the same length, and the fourth piece will be 2 feet longer than each of the other three. Find the length of each piece.

asked by Ruth on February 18, 2013
22. ## Are any tutors helping with Physics tonight? Help!

A cart of mass M1 = 6.00 kg and initial speed = 4.00 m/s collides head on with a second cart of mass M2 = 4.00 kg at rest. Assuming that the collision is elastic, find the speed of M2 after the collision.

asked by Megan on February 15, 2011
23. ## physics

A dolphin leaps out of the water at an angle of 35 degrees above the horizontal. The horizontal component of the dolphin's velocity is 7.7 m/s. Find the magnitude of the vertical component of the velocity

asked by Anji on October 5, 2013
24. ## Math for oobleck

Find the values of b such that the function has the given maximum value. f(x) = −x^2 + bx − 14; Maximum value: 107 (smaller value): b= (larger value): b= oobleck said "just solve -14 - b^2/-4 = 107" but i really don't know how to solve what oobleck

asked by anonymous on March 29, 2019
25. ## Math

Lareina understands factors, but sometimes she has trouble finding all the factors of a number. What advice would you give to help her find all the factors of a number? Demonstrate by finding all the factors of 110.

asked by Skylar on September 21, 2015
26. ## Math

A homeowner designs a rectangular garden such that the length is 20 feet more than twice the width. If 310 feet of picket fencing are to be used, find the length and width of the garden.

asked by Cole on February 12, 2010
27. ## Math

During peak season, a hotel room costs \$135 per night. During the off-season, it costs \$90 pernight. Find the percent of change from peak season to off-season.

asked by Brandon on February 7, 2008
28. ## precalculus

A Ferris wheel has a radius of 35 feet, and is rotating at 5 revolutions per minute. Find the linear speed, in feet per minute, of a seat on the Ferris wheel.

asked by amanda on May 4, 2011
29. ## discrete math

Find how many positive integers with exactly four decimal digits, that is, positive integers between 1000 and 9999 inclusive, have the following properties: (a) are divisible by 5 and by 7. (b) have distinct digits. (c) are not divisible by either 5 or 7.

asked by carlton on April 8, 2012
30. ## Algebra

Find the discriminant and solutions for the following equations. #1) 9x^2+6x+1=0 #2) -2x^2+3x-2+0 I will be happy to critique your work. what is b^2-4ac? #1) 9^2-4(6)(1)= 81-4(6)= 81-24=57 so then 57 is the solution but what is the discriminant or is 57

asked by Algebra Student on May 15, 2007
31. ## math

A number round off to 4000. The digit in the hundreds place is twice the digit in the tens place. The sum of the digits is 12. The numbers uses only two different digits. Find the number.

asked by Anonymous on June 29, 2017
32. ## Math

The finance charge on a copier was \$1,778. The loan for copier was to be paid in 18 monthly payments. Find the finance charge refund if it is paid off in eight months.

asked by Kgk on July 4, 2014
33. ## Psychology

I need to find a source for my paper and it is on Sigmund Freud's panic disorder. http://www.google.com/search?source=ig&hl=en&q=Freud+panic+disorder

asked by Bobby on April 11, 2007
34. ## stat

it is estimated that 17% of americans have blue eyes. A random sample of 9 americans is selected. Find the probability that the sample includes exactly 2 people with blue eyes.

asked by Anonymous on May 6, 2014
35. ## math

circle O has a diameter D and circle P has a diameter d. the two circles are externally tangent. find the length of the common external tangent in terms of the circles' diameters

36. ## Math

A set costs half as much as a book.A book costs 600\$ more than a pen.If the total cost of the three items is 6900\$,find the cost of a set.

asked by David on November 16, 2015
37. ## math

Abel bought 3 similar shirts and 4 similar jackets for \$360. Marcus bought 1 such shirt and 3 such jackets for \$220. Find the cost of each shirt.

asked by jazel on February 14, 2017
38. ## stat

the time between unplanned shutdowns of a power plant has an exponential distribution with a mean of 20 days. Find the probability that the time between two unplanned shutdow is a) less than 14 days B) more than 21 days c) less than 7 days

asked by charles on January 11, 2011
39. ## Computers

What are the ethical, social, and political issues that might arise through using a wiki? I believe I have found all of the possible ethical issues, but I cannot seem to find anything on the political or social aspects of the question. Any help would be

asked by Charlotte on October 6, 2011
40. ## math

Find the z-score such that the area under the standard normal curve to the left is 0.82. ______ is the z-score such that the area under the curve to the left is 0.82. (round 2 decimal places as need)

asked by Elaine on December 3, 2013
41. ## Math 1

Ellen is making rectangular bookmarks. Each bookmark has an area of 16 square inches, and the length is 6 inches more than the width. Find the length and width of her bookmarks.

asked by CB on April 13, 2015
42. ## maths

Jill bought 10 manoges and 5 oranges. Chris bought 5 mangoes and 10 oranges. She paid \$3 more than Jill. find the cost of an orange if a mango cost is \$1.

asked by ss on April 17, 2012
43. ## Math

The triangle in the trapezoid share a 15 inch base and a height of 10 inches. The area of the trapezoid is less than twice the area of the triangle. Find the values of X. X is greater than --- and x is less than 15 inches.

asked by Liz on November 11, 2016
44. ## Statistics

The correlation coefficient between X and Y is the same as the correlation coefficient between Y and X. True - If you were to find the correlation coefficient with a given data set for x and y, it would have the same correlation coefficient value as y and

asked by Nick on April 23, 2017
45. ## English

Hi, I am writing an essay about "Disneyfication" of folktales, and I searched for quotes and resources but I didn't find any useful information. I really need help in finding quotes and resources about "Disneyfication" of folktales.

asked by zee on July 18, 2012
46. ## Math

A box contains 3 red marbles, 6 blue, and 1 white. The marbles are selected at random, one at a time, and are not replaced. Find the probability. 10. P (red and white and blue).

asked by R. on October 11, 2016
47. ## math

the length of a rectangle exceeds its breadth by 4cm. The length and breadth are increased by 3 cm .The area of the new rectangle will be 81cm square more than the given rectangle .Find the dimensions of the given rectangle?

asked by TUHITUHI on August 14, 2012
48. ## Math

Triangle RST, RS = 30 centimeters, measure of angle T = 105, and measure of angle R = 40. Find the area of triangle RST, to the nearest square centimeter.

asked by Priscilla on February 14, 2010
49. ## Math correction

(1)Translate the following statement into an algebraic equation. Lex x represent the number. 12 less than 5 times a number is 18 my answer: 5x - 12 = 18 (#2) 4 times a number, increased by 9, is 17. Find the number. My answer: 4x + 9 =17 looks ok to me.

asked by jasmine20 on January 11, 2007
50. ## Algebra

Find the domain of the function. (Write your answer using interval notation.) sqrt(x)/ (4x^2 + 3x − 1) If you set the bottom equal to zero, I got that x can't be -1 or 1/4. But I'm not sure if that's right, or how to write the answer in interval

asked by kelly on September 12, 2015
51. ## Math

Marlon has 4 baseball cards, Jake has 4 baseball cards and Sam has 3 baseball cards. Can you write a multiplication sentence to find how many baseball cards they have altogether? Explain.

asked by Tammy on November 12, 2013
52. ## algebra

Find two functions, f and g, to express the given function (y = [4/(x-3)] + 1) in each way shown below. Sum Product Quotient Composition I got the sum and the composition, but I can't figure out the product and the quotient. Any help is appreciated,

asked by Anonymous on January 19, 2011
53. ## chemistry

a gas sample is collected at 16 degrees c and 0.982 atm. if the sample has a mass of 7.40 g and a volume of 3.96 l, find the volume of the gas at stp and the molar mass?

asked by jessica on February 28, 2012
54. ## math

A store mixes peanuts worth \$10 per pound and biscuit worth \$13 per pound. The mixture is to sell for \$12 per pound. Find how much of each should be used to make a 432 pound mixture.

55. ## Algebra 2

The sum of the digits of a two-digit number is 9. If the digits are reversed, the new number is 27 more than the original number. Find the original number. I hate silly word problems like this, please help me out.

asked by Alissa on November 13, 2010
56. ## statistics

According to an Internet posting, 80% of adults enjoy drinking beer. If a group of 3 adults is selected at random, find the probability that all of them enjoy drinking beer is:

asked by Bertha on April 17, 2014
57. ## Algebra 2

The numbers 1 through 9 are written on slips of paper and placed into a hat. Two slips are randomly drawn. If the first slip of paper is not returned to the hat after it is drawn, find the probability of getting a six and then a three?

asked by Megan on February 28, 2012
58. ## Chemistry

A chemist needs a 50% of sulfuric acid. She mix 2 liters of 20% of sulfuric acid with a sample of 60% of sulfuric acid. Write a equatoin that models the situation and use it to find how much the 50% of the sulfuric acid she needs to use?

asked by James on February 25, 2016
59. ## Calculus

A building is to be braced by means of a beam which must pass over a wall. If the wall is 3 3/8 feet high and stands 8 feet from the building, find the shortest beam that can be used.

asked by Sandra on May 11, 2016
60. ## calc

a circle is tangent to the y-axis at y=3 and has one x-intercept at x=1 1. determine the other x-intercept 2. find an equation for the circle so i know two points on the circle are (0,3) and (1,0) and the equation for a circle is (x-a)^2 + (y-b)^2 = r^2

asked by sammy on September 1, 2007
61. ## Math

Find the quotient 3(cos (5pi/12) + i sin (5pi/12) / 6(cos (pi/12) i sin (pi/12)). Express the quotient in rectangular form. I have no idea what I did but I got (1/4) - 433i/1000.

asked by Jeremy on August 17, 2009
62. ## physics

Vector A points to the north and has length A. Vector B points to the east and has length 2.5A. Find the direction of C= 7.4A+B Express your answer as an angle relative to east.

asked by anonymous on February 20, 2011
63. ## Math

Use a formula to find the surface area of the square pyramid. A pyramid labeled with a height of 6 feet and base of 3 feet. A. 45 ft2 B. 81 ft2 C. 36 ft2 D. 72 ft2

asked by Anonymous on March 3, 2019
64. ## Calculus

Consider the function f(x)=-2x^3+33x^2-108x+2. For this function, there are three important intervals: (-Inf,A], [A,B], [B,Inf) where A and B are the critical points. Find A and B and for each of the important intervals, tell whether f(x) is increasing or

asked by Nathan on October 29, 2013
65. ## Math

Suppose you have 36 yards of fencing to build a fence around a rectangular backyard garden. The width is 18 yards less than twice the length. Find the length and width of this garden.

asked by Scarlett on April 23, 2013
66. ## statstics

A distribution of weights is symmetric about its median. The lower quartile of the weights is 90 pounds and the median is 120 pounds. Find the interquartile range of the distribution.

asked by ellas on March 2, 2013
67. ## trigonometry

two angle of a triangle are 38 degree 27 minutes and 48 degree 42 minutes, respectively. if the longest side of the triangle is 256.6 cm ong find the length of the shortest side.

asked by frances on March 22, 2017
68. ## college algebra

Let f(x) = 1/x − 2 and g(x) = 1/x − 3 . Determine the domain of the composite function. (Enter your answer using interval notation.) g compose f _____? & Find the composite function. (g compose f)(x) = _____?

asked by Dee on October 21, 2013
69. ## statistics

If 8% of the population of trees are elm trees, find the probability that in a sample in a sample of 100 trees, there are exactly 6 elm trees. assume the distribution is approximately Poisson

asked by Michelle on May 16, 2011
70. ## Geometry

A boat starts at point A, moves 3 km due north, then 2 km die east, then 1 km due south, and then 4 km die east to point B. Find the distance AB.

asked by crystal on January 8, 2011
71. ## math

a large cogwheel contains 117 cogs, and a small one contains 52 cogs.if the large wheel revolves 20 times,find the amount of revolutions of the small wheel.

asked by don on August 11, 2012
72. ## trigonometry

the length of a rectangle is 2cm longer than the width. if its length and width are both increased by 4cm, its area is increased by 72 cm^2. find the dimensions of the original rectangle.

asked by lesley on October 10, 2011
73. ## calculus

An object has a constant acceleration of 40 ft/sec^2, an initial velocity of −20 ft/sec, and an initial position of 10 ft. Find the position function, s(t), describing the motion of the object.

asked by Anonymous on April 16, 2015
74. ## Physics

A cell phone, when weighed in air has a weight of 5.5 newton. When completely immersed in water, however, it has a weight of 3.3 newton. Find the volume of the cell phone.

asked by Loiso on March 18, 2012
75. ## Algebra

Diagonal brace. The width of a rectangular gate is 2 meters (m) larger than its height. The diagonal brace measures sqrt6m. Find the width and height.

asked by Sandra on July 23, 2009
76. ## Maths

A bag contains 4 white beads and one black bead. Three beads are removed from the bag individually being replaced before each selection .find the probability that from the three beads there are at least two black beads

asked by Anu on January 17, 2016
77. ## algebra

a ribbon is 3 2/3 yards long. Mae needs to cut the ribbon into pieces that are 2/3 yard long. use the model to find the number of pieces she can cut. Please help answer. thanks.

asked by stephie on September 29, 2014
78. ## biology

the index of refraction of h2o is 1.33. find the angle of refraction of a beam of light in air hitting the h2o surface at an angle of 60 degrees n(air)=1.00

asked by jessica on October 3, 2010
79. ## math

the scale listed on the box containing a model ship is 1 inch to 8 feet. which proportion can be used to find the actual length of the ship if the length of the model is 5 feet

asked by Maria on March 27, 2015
80. ## physics

A swing is drawn to the side 3m from its equilibrium position and released. The swing is 2m on the other side of the equilibrium position 1.64s later. Find the angular frequency of the SHM.

asked by zb on May 29, 2014
81. ## Math

when a drawing pin falls to the ground, the probability that it lands point up is 0.2. a. Find the probability that a pin does not lend point up. Two drawing pins fall one after the other.

asked by Sofia on September 23, 2010
82. ## Math

The areas of the faces of a rectangle box are 48 m2, 96 m2, and 288 m2. A second box is cubical and each of its faces has area 16m2. Find the ratio of the volume of the first box to the volume of the second box.

asked by Michelle on January 17, 2010
83. ## physics

a steel ball dropped from a tower strikes the ground in 3.0 seconds. Find the velocity with which the ball strikes the ground and the height of the tower in meters.

asked by roger on June 20, 2014
84. ## trigonometry

the length of a rectangle is 2cm longer than the width. if its length and width are both increased by 4cm, its area is increased by 72 cm^2. find the dimensions of the original rectangle.

asked by lesley on October 10, 2011
85. ## Algebra - check to see if correct

Telephoto lens. Use the formula from Exercise 67 to find the image distance i for an object that is 2,000,000 mm from a 250-mm telephoto lens. (Section 6.7 (1/f = 1/0 +1/i) 1/i = 1/250 - 1/ (2*10^9) i=25.

86. ## Math

The ages in years of the houses on Kelly's block are: 20,26,11,2,28,18,2,27. Find the mean, median and the mode. Mean: 16.6 Median: 18.20 Mode: 2 Which measures should I use to represent the ages of the houses? Explain.

asked by Geneva on October 7, 2014
87. ## math

Please show me how to solve: Sharon has some one-dollar bills and some five-dollar bills. She has 14 bills. The value of the bills is \$30. Solve a system of equations using elimination to find how many of each kind of bill she has.

asked by Jane on December 29, 2011
88. ## statistics

of the physics graduates of a university, 35% received a starting salary of \$50,000 or more. If 5 of the graduates are selected at random, find the probability that all had a starting salary of \$50,000 or more.

asked by SMREY on June 3, 2012
89. ## math

the area of a regulation tennis court is 2808 square feet use a coversion factor to find the area of a tennis court in square yards

asked by nicole on September 16, 2010
90. ## Math

Ok, 1 football equals 13 ounces. 10 footballs would equal 130 ounces (right?). In order to find out how many pounds 10 footballs equal, would you divide 130 divided by 16?

91. ## math

Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region. 2y=5x , y=3 and 2y+1x=6 It is easier to integrate with respect to the variable Area = Help!!!!

asked by kitor on January 25, 2014
92. ## Maths

In a village, the population is not more than 6000. If there are; 10% more boys than girls 15% more women than men 20% more children than adult Find the number of boys girls,women and men?

asked by Black mamba on August 21, 2019
93. ## math

write a five digit number(s) that fits each description. use only the digits that the athletes are wearing. use each digit only once in each answer. The digits on athletes are: 4,1,8,3,6 find the greatest number less than 50.

asked by John Dosley on December 11, 2013
94. ## Math

Joy put 6 photos on each page of her album. When she was done , she had 2 pictures left over. She put 38 pictures in the album. Which equation can be used to find how many pages joy filled?

asked by Mo on September 3, 2015
95. ## Math

Describe the intervals on which the following function is continuous. If not continuous, state "where" the discontinuity occurs and state the TYPE of discontinuity. f(x)= (x^2-x-12)/(x^2-6x+8) I just don't understand how to find the intervals. Thanks~

asked by Lindsay on August 20, 2013
96. ## math

write a five digit number(s) that fits each description. use only the digits that the athletes are wearing. use each digit only once in each answer. The digits on athletes are: 4,1,8,3,6 find the number closest to 57.92.

asked by John Dosley on December 11, 2013
97. ## Calculus

Find: (a) the interval(s) on which f is increasing, (b) the interval(s) on which f is decreasing, (c) the open interval(s) on which f is concave up, (d) the open interval(s) on which f is concave down, and (e) the X-coordinate(s) of any/all inflection

98. ## Virus :P

A virus spreads in a small town. What should first do to find a vaccine for the virus? I narrow it down to "Idenify the Virs" and "Idenify the host of the virus" I say identify the host of the virus first.

asked by Chopsticks on April 1, 2009
99. ## Calculus

I'm asked to find the domain of fuction (x+5)/(x-3) saying that x is all reals except for x can not equal three is wrong correct? Because i can evalue function when x = 3 as follows 3 + 5 = 8 so saying that the function has range x is a reals except x can

asked by Calculus on October 31, 2009
100. ## physics

5. A tin nucleus has charge +50e. Find the potential V at a distance of 10-12 meters from the nucleus and the potential energy U of a proton at this position. The proton has charge +e = 1.6 x 10-19 C

asked by ike on March 5, 2011