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

93,362 questions, page 722
1. math

the ratio of the number of students in class A, B and C is 3:7:8. if 10 students leave c and join b , the ratio of the number of students in b and c would be reversed. find the total number of students in classes a,b and c Can I from a equation and solve?

asked by nimal on December 24, 2014
2. math

Suppose there are 2 pieces of the cake left over,but you don't know how many pieces were in the whole cake. Explain how you could find the number of pieces in the whole cake if Taylor told you 1/6 of the cake was left. You may show your work in a drawing.

asked by molly on April 16, 2015
3. STATISTICS

A2. Reviewed statistics indicated that there is an average of five thefts per day from a large supermarket operating from 08 00 to 19 00 six days a week. Find the probability that there (a) are no thefts in a week. [2] (b) will be ten thefts in any given

asked by MOSES on October 27, 2016
4. math

A store owner receives 12 computers:nine are model A and the rest are model B.if two computers are sold at random,find the probability that one of each model is sold. (base on probability and combinatorial analysis)

asked by Bravo on March 28, 2016
5. math

The temperature in a room is changing at a steady rate. If x is the number of minutes since noon, the temperature was -4° C when x = -3 minutes and the temperature was 6° C when x = -5 minutes. Find the rate of change in temperature in degrees per

asked by HAAAAAAAAY on February 5, 2015
6. Math Homework

In a clinical trial, a drug used to relieve pain caused side effects in 2% of the patients who took it. For a new trial, three patients were selected at random. Find the probability that all three of the patients had side effects

asked by Josh on January 30, 2013
7. math

Mark hid a \$10 bill inside his favorite book. He forgot the pages where he hid it. If the sum of the pages where the bill is hidden is 177, on what pages will Mark find his money?

asked by Victoria on April 15, 2010
8. Math Statistics

The life span of three randomly selected tires are 34,700 miles, 43,000 miles, 39,000 miles. Using the empirical rule, find the percentile that corresponds to each life span.

asked by Quala on February 17, 2013
9. Gss Giza , nasarawa state

Q.1.Calculate the length of an are of a circle of radius 6 cm if the angle it subtends at the centre of circle is 6o. Q.2. Find the perimeter of a sector of a circle radius 5.2cm if the angle subtend at the centre is (a)3o (b)6o (c)135.

asked by Husseini Suleiman Akpori on May 9, 2016
10. Algebra

Can you explain how to find the solution of 3x^2-2x+5, using the quadratic formula? I got it down to (2 +/- sq. root of -56)/6. But my book then reduces that to (2 +/- 2 times the sq. root of 14i)/6. But I think in place of the 2 and the sq. root of 14 it

asked by Leyla on November 30, 2009
11. math

An insurance sales representative selects three policies to review.the group of policies he can select from contains eight life policies,five automobile policies and two homeowner's policies.find the probability of selecting: I.all life policies. II.both

asked by farahan on March 26, 2016
12. Statistics

Five friends go bowling and finish with the following scores. Jim bowls a 129, Bob bowls a 150, Ann bowls a 133, Tom bowls a 162 and Gina bowls a 148. Find Tom's z-score. Treat the data as a population. Don't forget to round to the nearest tenth. The book

asked by John on February 8, 2010
13. Physics

I've been stuck on this problem for a while. Im not sure where to even begin. A bike wheel is rotating with an angular velocity of 3.1 rev/s. If the coefficient of kinetic friction between the wheel and brakes is .87, then find the revolutions the wheel

asked by Ashley on April 21, 2011
14. Algebra II

I have some questions on my assignment, if you don't mind could you look over my answers. thanxs! Find all the numbers that must be excluded from the domain of the rational expression. x+8/x^2-16, my answer: x cant be -4 or 4 x-3/x^2+11x+24, my answer: x

asked by Jesse on August 13, 2007
15. Calc

A ball is thrown straight up from the top of a 200 foot building with an initial velocity of 40feet/second. acceleration due to gravity is -32feet/second. a) find a formula for the height of the ball at time t. b) how high does the ball rise before it

asked by Jason on May 5, 2015
16. psychology

A production executive,using deductive reasoning as an approach to solving problems,concludes that there is only one correct solution to every problem.The flaw in his reasoning is that: a)it allows his managers to find their own answers b) clear solutions

asked by vedrana on October 16, 2009
17. Physics

An archer puts a 0.28 kg arrow to the bow string. An average force of 200 N is exerted to draw the sting back 1.1 m. a) Assuming no frictional loss, what speed does the arrow leave the bow? b) If the arrow is shot straight up, how high does it rise? My

asked by Einstein on November 16, 2007
18. chemistry

this is my class data list of total heat (KJ) vs Mass of biodiesel fuel burned: Heat of combustion: 24948 J 606.48 J 35933.3 J 26763 J 24062.5 J 29400 J 6972 J Mass: 0.39 g 0.31 g 0.18 g o.43 g o.36 g o.28 g 0.34 g Heat absorbed: 9.729 KJ 1.9564 KJ 11.51

asked by Jonathan T on March 18, 2008
19. Physics

A driver in a car traveling at a speed of 55.4 mi/h sees a deer 116 m away on the road. Calculate the minimum constant acceleration that is necessary for the car to stop without hitting the deer (assuming that the deer does not move in the meantime). I

asked by Rachel on January 25, 2015
20. Physics

Explain in detail how you would find the density of an unknown high-density object if you had only the objects listed below.If you show calculations, make sure you define your variables.Assume all containers are large enough to hold the object.... You

asked by James on February 6, 2017
21. social studies

What was the substance used to stuff the mummies's nosterals? Since this is not my area of expertise, I searched Google under the key words "making mummies nostril" to get this source: http://library.thinkquest.org/J002046F/mummies.htm Use the command to

asked by Emily on November 16, 2006
22. US History

6) One major trend that began during WWII and continued after was: a) The relocation of manufacturing and the defense industry to the west. b) The entry of women into the workforce. c) The use of women in combat roles. d) A decline in the number of union

asked by Jennifer on March 23, 2017
23. Math (typo in first)

How do I go about tackling this problem? (I made a problem-modifying typo in the first) The American Medical Association wishes to determine the percentage of obstetricians who are considering leaving the profession becaose of the rapidly increasing number

asked by Edward on April 29, 2007
24. Music

So I can't follow links, but I am doing a slideshow about losing someone you care deeply about, (yes it is for school) and I am trying to find a certain song. It is country, I cannot remember the name of the song or the artist, but i know that it is two

asked by imissbobby♥ on March 24, 2014
25. Math

Williams Commuter Air Service realizes a monthly revenue represented by the following function, where R(x) is measured in dollars and the price charged per passenger is x dollars. R(x) = 4800x - 120x2 (a) Find the marginal revenue R'(x). R'(x) = ?? (b)

asked by Kaleia on March 29, 2013
26. Physics

In the Bohr model of the hydrogen atom, the speed of the electron is approximately 2.41 × 106 m/s. Find the central force acting on the electron as it revolves in a circular orbit of radius 4.92 × 10−11 m. Answer in units of N. i used 9.10938188 ×

asked by JRD on June 22, 2011

for my reading class i need to "Write a short poem or commercial spot that includes one or more allusions and purposeful anaphora." so i wrote a poem is this good as I am taken away from what was mine I go back in memory wondering how it is possible that

asked by Reina B. on October 4, 2013
28. science help

One scientist discovered a new theory on the evolution of the universe. What is the next step for the scientist to take? A. transform the results of the theory into universal laws of nature. B. inform the scientific community so they can verify the

asked by Oscar on November 19, 2015
29. Fluid Mechanics

A circular disc having a diameter of 125cm is immersed in water so that the distance of its perimeter measured vertically below the water surface varies between 60cm and 150cm. Find the total force due to the water acting on one side of the lamina, and the

asked by Claire on October 31, 2010
30. physics

according to recent typical test data, a Ford Focus travels 0.23 mi in 19 seconds, starting from rest. The same car, when braking from 59.0mph on dry pavement, stops in 141 ft. Assume constant acceleration in each part of its motion, but not necessarily

asked by Anonymous on January 27, 2014
31. physics

Explain in detail how you would find the density of an unknown high-density object if you had only the objects listed below.If you show calculations, make sure you define your variables.Assume all containers are large enough to hold the object.... You

asked by Anonymous on February 6, 2017
32. Math

Aproximatley what percent of strikeout leaders had 175 or more strikeouts during these years? 2000-187 1994-128 1999-171 1993-169 1998-171 1992-154 1997-175 1991-175 1996-160 1995-150 I don't understand how to find a percent.

asked by Tanaje on March 15, 2009
33. Need your help!!!! Plzzzz (whales)

I think someone ask the question before, however, i wanted to find a rationale about whales: the rationale should include why it is important for elementary students to know or learn about whales. Like Sarah, I have been having problems designing a

asked by Mike on April 6, 2008
34. physics

A 16.0 m uniform ladder weighing 480 N rests against a frictionless wall. The ladder makes a 61.0° angle with the horizontal. (a) Find the horizontal and vertical forces the ground exerts on the base of the ladder when an 840 N firefighter is 4.20 m from

asked by phys on April 12, 2010
35. Physics

The acceleration due to gravity on a planet other than the earth has a magnitude of 1.50 m/s2. As in examples 6, 7 and 8, a placekicker kicks a football with an initial speed of 20.3 m/s at an angle of 39.4 ° above horizontal. Assume that the ball is

asked by Jena on January 29, 2007
36. statistics

Randomly selected cans of Coke are measured for the amount of cola in ounces. The sample values listed below have a mean of 12.18 ounces and a standard deviation of 0.118 ounces. Use DataDesk to find a 99% confidence interval for the mean volume of Coke in

asked by Katelyn on June 28, 2013

please tell me where and how i can find daycare equipment on low prices or on sale in the Atlanta Georgia area. i don't know where to look for basic daycare equipment like tables, chairs, boards, sleeping mats, and playground equipment for children of ages

asked by y912f on June 2, 2009
38. math

Can someone help me answer this? If a < 5 the define integral [a, 4] 2.4e^(1.4x)dx = 44 Find the value a Define integral = integral sign a = lower limit 4 = upper limit

asked by mark on May 19, 2013
39. MS. SUE - MATH HELP PLEASE

The sum of five times a number and twice a second number is 18, but the difference of three times the first number and seven times the second number is -22. Find the two numbers using the elimination method.

asked by Katalina on January 16, 2014
40. geometry

Here is an equation for a sphere: (x-18)^2+(y-5)^2+(z+11)^2=36 give the coordinates of two points on the sphere. I know how to find coordinates on a circle using the equation (x-h)^2+(y-k)^2=r^2 but I can't figure out how t do it with a sphere.

asked by SoccerStar on March 29, 2012
41. Science

If I want to do an experiment to find which route to class is faster (route 1 or route 2), what would be my control group and what would be my treatment group in the experiment?

asked by Lori on January 29, 2018
42. Physics

Vector A has a magnitude of 48 cm and is directed toward the East. Vector B has a magnitude of 21 cm and is directed toward the West. Find the resultant vector with direction. Help please!!!!

asked by Manuel on September 7, 2009
43. math

U= { all positive integer less than or equal to 30} M={all even positive numbers less than or equal to 20} N={all odd number less than or equal to 19} S={all integer x: 10

asked by damilous on June 3, 2019
44. math

town Q is on a bearing 210Â°from town P. R is on a bearing 150Â° from town P and R is east of Q. The distance between R and P is 10km. Find the distance between R and Q.

asked by Anonymous on July 7, 2018
45. maths

The numerator of a fraction is two less than its denominator. When both numerator and denominator are increased by 3, the fraction is incre  ased by 3/20. Find the original fraction.

asked by Mushaf on January 30, 2018
46. Math

Find the least positive integer that leaves the remainder 3 when divided by 7, remainder 4 when divided by 9, and remainder 8 when divided by 11. Using the Chinese Remainder Theorem.

asked by Shaakira on August 1, 2012
47. math

triangle abc angle A+B=166 degree and angle b+c=126 degree find the measure of each angle of the triangle

asked by kukut on August 6, 2016
48. calculususe the rational zeros theorem to list the

use the rational zeros theorem to list the potential rational zeros of the potential function. Do not attempt to find the zeros. f(x)=2x^5-x^3+8x^2+52

asked by Brock on December 27, 2012
49. Calculus

Find an equation for the tangent line of the function y=x+(4/x) at the point (2, 4). The equation of the tangent line is . You may enter the equation in any form.

asked by Robin on June 12, 2013
50. Math

David is three years older than John.In 8years time, John age will be 7/8 of David's age.find their age.

asked by PHOSUDO on October 25, 2015
51. geometry

find the length of ab & bc of a triangle abc having given the length of ac = 28inch, angle abc = 90, angle bac =30,, angle acb = 60

asked by Anonymous on January 4, 2012
52. maths

If 6men can do a piece of work in 20 days and one man can do a work of 2 boys.Find how many days can 10 men and 5 boys do the same work ?

asked by kumar on January 9, 2018
53. Chemistry

I'm trying to calculate the enthalpy of the reaction Mg(s) + 2HCl(aq) -> MgCl2(aq) + H2 (g) however I cannot find the enthalpy of the compound MgCl2 (aq) and I cannot calculate the total enthalpy without it

asked by Kirstie on March 27, 2011
54. math

the length of a rectangle is 3 yds more than twice it width and the area of the rectangle is 77yds find the dimensions of the rectangle the length and width

asked by carmen on February 22, 2013
55. Math

If 0

asked by House on October 3, 2008
56. math

A two digit number is such that, the sum of its digits is 13. When the digits are interchanged, the original number is increased by 9. Find the original number.

asked by kd on April 27, 2019
57. Algebra

Mike’s father is twice as old as he is. Seven years ago, the father was 7 years less than thrice as old as Mike was. Find Mike’s present age.

asked by Bebang Biskobengboom on January 21, 2014
58. algebra

a motorboat travels 22 mph with the current and 8 mph against the current. Find the speed of the boat in still water and the speed of the current.

asked by kia on June 19, 2013
59. Math

The measure of two complementary angles are 6y+3 and 4y-13. Find the measures of the angles. ( In this question, are they saying 2 different complementary angle? or two angle that make up a complementary? )

60. Maths

The denominator of a fraction is5 more than the numerator. If the numerator is increased by 18 and the denominator is decreased by 4, the fraction becomes25/8. Find the fraction.

asked by Kavi on November 12, 2017
61. math

The sum of ages of Seth and charles is 100. if Charles is twice as old as Seth was when charles was seths age, find their ages

asked by pierce on September 9, 2015
62. math

at 2 p.m., the level of the water in the pool was 10 feet. at 6 p.m., the level of water was 2 feet. find the constant rate of change in the water.

asked by macail on March 6, 2012
63. Calculus

Two forces of equal magnitude act to 60 degrees. If their resultant has a magnitude of 30N, find the magnitude of the equal forces.

asked by Ed on February 11, 2012
64. math (trig)

if cos 2 theta = -(1/3) and theta is in Quadrant 2, find sin theta, cos theta, tan theta, and draw triangle theta

asked by Jeff on January 20, 2011
65. Precalculus

Find cot x if sin x cot x csc x = .square root 2 After reducing i got cot= square root of 2 Am i correct?

asked by Jess on August 6, 2011
66. physics

a 2.0 kg particle is given a displacement (delta)r= 2.0i+3.0j (m). During this displacement, a constant force, F=2.0i-5j (N) acts at the particle. find the work done by the force for this displacement.

asked by unknown on June 13, 2011
67. math

three sisters shared some mangos in the ratio 5 : 3 : 2. if the one with smallest ratio received 25 mangos , find the number of mangos shared

asked by Anonymous on November 4, 2017
68. math

A number is chosen from the first 24 positive integers. Find the probability that: a) the number is divisible by 3 given that it is divisible by 4 b) the number is divisible by 6 given that it is divisible by 3 Just need help with either one, thank you for

asked by Anonymous on August 2, 2018
69. math

six cards are numbered 1 1 6 7 11 and 12 cards are chosen without replacement until a card number 1 is chosen. find the probability that this happens before the third card is chosen

asked by Shruti on March 22, 2015
70. Math

A man runs to a telephone and back in 15 minutes. His speed on the way to telephone is 15 m/s and his speed on the way back is 4m/s. Find the distance to the telephone.

71. mathematics

a public ferry travelled 220 km along with current of the wind it's travelled 63 km against the current 24 km/hr at the same time. find the current of the wind?

asked by anthony on August 8, 2016
72. math

a picture 8 in. by 12 in. is placed in a frame which has uniform width. if the area of the frame equals the area of the picture, find the dimension of the frame

asked by joei on October 6, 2013
73. math

the width in cm of a rectangle is the same as the slope of the line 5x-6y=-14, and its length in cm is the same as the slope of the line that is perpendicular to the line 9x+4y=87. Find the perimeter of the rectangle.

asked by daniel on November 17, 2012
74. Calculus (Im I Doing This Right???? Im Unsure)

From first principles (ie using the tangent slope method), find the slope of the following curves at the given value of x. f(x)=2x^2−6x at x = 3 f(x)=2x^2-6x f(x+h)= 2(x+h)^2-6(x+h) =2x^2+4xh+2h^2-6x-6h lim h-->0 f(x+h)-f(x)/h =2x^2+4xh+2h^2-6x-6h -

asked by Marc on April 16, 2016
75. physics

Two charges of magnitude +2×10^–6 C each are 60cm apart. find the magnitude of the force exerted by these charges on a third charge of magnitude +4×10^-4C that is 50cm away from each of the charge.

asked by jay on June 10, 2016
76. chemistry

How many hydrogen atoms are present in 1.02 mg of aspartame? I already got that there are 2.08e18 molecules of aspartame in 1.02mg of aspartame but i am not sure how to find how many atoms of hydrogen there are

asked by rebekah on September 29, 2012
77. algebra

Find the LCD for the given rational expressions, and convert each rational expression into an equivalent rational expression with the LCD as the denominator. 4/x-y , 5/2y-2x

asked by Joe on July 13, 2009
78. math

A gallon jug of milk is 3/4 full. After breakfast the jug is 1/12 full. Find the difference of the amounts before breakfast and after breakfast.

asked by robin on October 22, 2018
79. Math

A pear contains 30 calories more than an apple. Ten apples have as many calories as seven pears. Find the number of calories in an apple and in a pear.

asked by Bennett on January 10, 2011
80. Math

I have a problem find the number in a open number line , my multiplication is 28x6 =168 how can I do this in a open number line ?

asked by AnnaChavez on August 30, 2015
81. calculus

Find the point on the curve y=x^(1/2) that is a minimum distance from the point (4,0). My book says you use the distance formula. Then you let L = D^2 because the minimum value of D^2 will occur at the same value of x as the minimum value of D. What is L,

asked by kyle on January 16, 2011
82. algebra 1

Thelma wants to find the equation of a line that passes through the point (2, 2) and is perpendicular to the line Which equation best represents Thelma's equation?

asked by shay on April 29, 2013
83. 12th

an electron above the earth is balanced by the gravitational force and the electric field of the earth. find the electric field of the earth.

asked by priya on April 27, 2013
84. geometry

If the height of a triangle is one inch more than twice its base, and if the area of the same triangle is 20 square inches, find the base and height of the triangle.

asked by Lisa on October 3, 2011
85. Algebra

The units digit of a two digit number is 1 more than twice the tens digit. If the digits are reversed, the new number is 36 more than the original number. Find the number. Please help!!

asked by Logan on February 14, 2009
86. algebra

The numerator of a fraction is 7 less than the denominator if three is added to the numerator and 9 is subtracted from the denominator the new fraction is equal to 3/2. Find the original fraction.

asked by steph on September 27, 2012
87. physics

A 2-C and a 4-C charge attract each other with a 10-N froce when placed a certain distance apart. With how much force will a 2-C charge and an 8-C charge attract each other when placed the same distance apart? ** I know the answer, but can't find out how

asked by Jen on July 27, 2010
88. Exploring mathematics elementary algebra

The tens digit of a two-digit number is 3 less than the units digits. The number is four times the sum of the digits. find the number.

asked by Joe Mhar Plaza on January 6, 2011
89. Calculus

Suppose f(x) and g(x) are functions of x differentiable at x = 4. Given that f(4) = 3, f'(4) = -2, g(4) = 6, g'(4) = -5, find the value of each of the following. a. Derivative of f(x) * g(x) My answer: -27 b. Derivative of (f(x))/(g(x)) My answer: 1/12 c.

asked by Anonymous on October 16, 2016
90. math

a daisy is 24 inches tall . the height of a sunflower 3 1/2 times the height of the daisy.find the height of the sunflower umm 20

asked by kamleen on July 28, 2010
91. math

sum of two numbers is 40. the difference of 5 times the larger and 4 times the smaller exceeds 7 times the smaller by 8. Find the numbers

asked by jason on February 24, 2016
92. MATH

a purse contains \$1.35 in quarters nickels and dimes There are 3 times as many dimes as quarters and 3 more nickels than quarters. find the number of each coin

asked by JAYLA on May 3, 2013
93. math

suppose a single die is rolled find: a) P(6, given that an odd number is rolled) b) P(5, given that ann odd number is rolled) is a) 0 and b) 1/6

asked by austin on November 1, 2008
94. math 116

find an equivalent equation with the given denominator 7/b= ?/b squared the expression that is equivalent to 7/b is ? if b is squared wouldn't the 7 also have to be squared to be equivalent? 7/b = 49/b squared? Am I correct? Thanks

asked by Amie on November 20, 2009
95. Calculus

Suppose f(x) and g(x) are functions of x differentiable at x = 4. Given that f(4) = 3, f'(4) = -2, g(4) = 6, g'(4) = -4, find the value of each of the following. a. Derivative of f(x) * g(x) My answer: -27 b. Derivative of (f(x))/(g(x)) My answer: 1/12 c.

asked by Anonymous on October 15, 2016
96. 9th algebra

the sum of the digits of a two place fraction is 9. When its digits are reversed, the new fraction exceeds the original by 0.09. Find the original fraction.

asked by Summer on November 10, 2013
97. Math

Three sisters shared some mangoes in the ratio of 5:3:2.if one with the smallest ratio received 25 mangoes, find the number of mangoes shared?

asked by OLUMIDE on May 19, 2018
98. Math Help

Assume that the probability of a boy being born is the same as the probability of a girl being born. Find the probability that a family with five children will have at least one boy.

asked by Bobbie on November 19, 2016
99. math

the numerator of a fraction is 3 less than the denominator. if 4 us added to the numerator and to the denominator, the resulting fraction is equivalent to 3/4. find the original fraction

asked by mm on September 23, 2016
100. WM

What training is required fo this career and where can the training be taken? How much does it cost. I understand the question, but can't find out the cost of the training. By the way, the career is "webmaster" Help please.

asked by Larry on November 29, 2008