# 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 644
1. ## chemistry

If delta G (Gibbs) is positive and you are trying to find at what temperature the reaction is spontaneous would the formula be: T< H/S ? G=H-TS H-TS>0 T< H/S then the temperature found would be the temp at which the reaction is spontaneous?

asked by alice on February 11, 2018
2. ## Calculus

Find the absolute maximum and absolute minimum values of f on the given interval. f(x) = 17 + 4x − x^2, [0, 5] I got -13 and 17, but the answers were wrong. Take the derivative for the critical values, right? To get 2 as a critical value. What from

asked by Callie on November 9, 2015
3. ## physics

A paperweight, when weighed in air, has a weight of W = 6.8 N. When completely immersed in water, however, it has a weight of Win water = 4.3 N. Find the volume of the paperweight.

asked by Bobby on December 11, 2009
4. ## Geometry

how do you find length when you are given perimeter and width? area? the length of what??????? wow You divide the perimeter by the width!Somebody helped me with this question to. in.=4yd.

asked by Carolina on August 23, 2005
5. ## algebra

The formula for the area of a trapezoid is A = h(B + b) 2 . The area of the truss is 20 square feet. Find the height of the truss if the shorter base is the same as the height h.

asked by HELP ME on November 11, 2016
6. ## physical

an airplane takes off at an angle of 30 to the horizontal. if the component of its velocity along the horizontal is 250 km/h , what is its actual velocity? also find the vertical component.

asked by Rayan on March 7, 2014
7. ## math

The wall height, d, of the first story is 11 feet. The center height h of the second story has not yet been determined. Find h such that the second story will have the same cross-sectional area as the first story

asked by Anonymous on January 31, 2012
8. ## Trig

Find the radian measure of the central angle of a circle of radius r that intercepts an arc of length s.? Radius, r=16 ft Arc length, s=10 ft

asked by Sue on May 18, 2012
9. ## Pre Calc

If two forces of 5 lb. and 8 lb. are acting on the same point are equivalent to a single force of 10 lb., find the angle between the given forces, and the angle between the resultant and the larger force.

asked by Sarah on February 16, 2018

The height of a triangle is 1 in. more than twice the base. Find the base and the height if the area of the triangle is 52-1/2 sq in. (Please provide steps/explanation to solve this problem.)

asked by purpletree on March 29, 2009
11. ## precalculus

Write each expression as sine, cosine, or tangent of an angle. Then find the exact value of the expression tan 50-tan20/1+ tan 50 tan20

asked by ama on July 1, 2012
12. ## Algebra

one positive number is 32 less than another number. if the reciprocal of the smaller number is added to five times the reciprocal of the larger number, the sum is 1/6. find the two numbers

asked by Dasia on February 21, 2017
13. ## earth

Find the ratio of the gravitational attraction between (a)a man of mass 100 kg and a woman of mass 50 kg who is 10 meters away from him and (b) the attraction between the woman and the Earth.

asked by Julie on September 26, 2011
14. ## college algebra

A rectangle is bounded by the x-and y- axes and the graph of y = -1/2x + 4. a.) Find the area of the rectangle as a function of x. b.) Complete the following table x area 1 2 4 6 7 c.) What is the domain of this function?

asked by Anonymous on February 28, 2012
15. ## geomery

Triangle ABC, inscribed in a circle, has AB = 15 and BC = 25. A tangent to the circle is drawn at B, and a line through A parallel to this tangent intersects line BC at D. Find DC.

asked by Bobby on June 26, 2015
16. ## Physics

Can someone please help me solve this question please: In the following position as a function of time equation, find the units of the constants A, B, and C. Where x is the position and has units of L, and v is velocity, and t is time.  x = Av + Bt^2 + C

asked by Sammie on February 8, 2015
17. ## calculus

The graph of a function f is shown. Use the differential equation and the given point to find an equation of the function. dy/dx=4x+(9x^2/(3x^3+1)^(3/2)) and the point (0,2) using the substitution method of integration.

asked by JT on December 14, 2014
18. ## math

of the 200 eighth-graders,70 are going on the class field trip.what percent of the eighth grade is going on the field trip A 35% B 40% C 65% d 70% i can't find the answer?

asked by need help on November 12, 2015

Media services charges $40 for a phone and 20/mth for its economy plan. It says to find a model that determines the total cost, C(t), of operationg a media Services phone for t months. I think the answer should be in this equation - y = mx+b. Not sure. asked by AMY on November 26, 2010 20. ## mathematics A mortgage is taken out of 100000 dollars and is repaid by annual instalments of 20000 dollars. Interest is charged on the outstanding debt at 10 percent annually. If the first repayment is made one year after the mortgage is taken out, find the number of asked by stephen on January 28, 2016 21. ## physics A piece of copper wire has a resistance per unit length of 6.45*10-3 /m. The wire is wound into a thin, flat coil of many turns that has a radius of 0.140 m. The ends of the wire are connected to a 12.0 V battery. Find the magnetic field strength at the asked by rick on February 11, 2008 22. ## language arts What does the Aunt in the story teller find improper about the bachelors story? A. It makes fun of Bertha's goodness. B. It has too many fantasy elements C. It unrealistically suggests virtue is always rewarded. D. The bachelor tells it without invitation, asked by Gwen on September 12, 2014 23. ## Math 350..help! How would I start this? The amount that workers contribute monthly for health insurance premiums can be modeled by A(t)=0.07t^3-3.1t^2+54.3t-230, where A is the monthly amount contributed and t is the number of years after 1980. Find the instaneous rate of asked by Marilyn on October 20, 2009 24. ## maths A circular table is pushed into the corner of a rectangular room in such a way that it just touches two adjacent walls.An ant crawling on the table rim(on the minor arc between the two points of contact)observes that it is 8 inches from one wall and 1 asked by Nitumoni on September 3, 2014 25. ## phi 200 Do human beings have any obligations to other animals, in terms of their treatment? If it is wrong to treat animals cruelly, why is it not wrong to eat them? Explain if, and how, you think humans can find a balance between treating animals ethically while asked by Tubby on June 13, 2012 26. ## physics A 0.8 kg block is shot horizontally from a spring, as in the example above, and travels 0.545 m up a long a frictionless ramp before coming to rest and sliding back down. If the ramp makes an angle of 45.0° with respect to the horizontal, and the spring asked by sarah on May 27, 2011 27. ## Calculus 1 The number of yeast cells in a laboratory culture increases rapidly initially but levels off eventually. The population is modeled by the function n = f(t) = a/(1 + be^−0.5t) where t is measured in hours. At time t = 0 the population is 10 cells and is asked by TayB on October 5, 2015 28. ## algebra How do you find the relative maximum and minimum of a graph using a graphing calculator? Specifically, a Texas Instruments 82, if possible? Thanks! Plot the graph. Look at the graph, look the points of maxim (slope=0) and the min (slope=0). or asked by Shirley on December 16, 2006 29. ## philosophy o human beings have any obligations to other animals, in terms of their treatment? If it is wrong to treat animals cruelly, why is it not wrong to eat them? Explain if, and how, you think humans can find a balance between treating animals ethically while asked by edwina on July 24, 2011 30. ## physics a giant crane was tested by lifting 2.232*10^6 kg load.find the magnitude of the force needed to lift the load with a net acceleration of 0m/s^2. if the same force is applied to pull the load up a smooth slope that makes 30 degrees with the horizontal, asked by bandit on December 17, 2009 31. ## Math Use the given function values and trigonometric identities (including the relationship between a trigonometric function and its cofunction of a complementary angle) to find the indicated trigonometric functions. sec Q = 5 tan = 2sqrt6 a) cos Q b) cotQ c) asked by Mark on March 23, 2010 32. ## Lessson planning Hello, I need your help... I am a 3rd grade student teacher and I want to design a fun science or social studies (community) lesson for my class. I want a lesson that involves group collaboration, something that is hands -on and fun for the children. DO asked by Mary on September 11, 2008 33. ## physics A grindstone in the shape of a solid disk with diameter 0.520 and a mass of = 50.0 is rotating at = 860 . You press an ax against the rim with a normal force of = 250 (Figure 1) , and the grindstone comes to rest in 7.40 . Find the coefficient of friction asked by amy on May 3, 2013 34. ## physics A person jumps from the roof of a house 3.6 -m high. When he strikes the ground below, he bends his knees so that his torso decelerates over an approximate distance of 0.70 {\rm m}. If the mass of his torso (excluding legs) is 46 kg. Find the average force asked by Lacey on September 29, 2010 35. ## Civics ASAP PLZ =:) which of the following would you expect to find in a mixed market economy? large corporations run by the government a king who has unlimited power to regulate production corporations that are not subject to any government regulation a government minimum asked by Anonymous on June 1, 2015 36. ## World History I have to put together a visual, technological presentation. My topic is on the weapons used in WWII. I need to find info about these weapons, but MOST IMPORTANTLY, I must cover the significance of each as well as provide context in the larger world and asked by Lauren on June 7, 2008 37. ## College History How do I find the answer to the question below? Salonica is today a provincial city in a small country. For centuries it was the second city of a major empire. Little or nothing is now left of that heritage. What is it about the past of this city, however, asked by Amy on March 14, 2014 38. ## physic 1 The drawing shows three particles far away from any other objects and located on a straight line. The masses of these particles are mA = 347 kg, mB = 575 kg, and mC = 117 kg. Take the positive direction to be to the right. Find the net gravitational force, asked by Anonymous on February 13, 2014 39. ## Physics By how much will a 1.52 kg object stretch a spring that is suspended vertically if the spring constant is 135 N/m? The object is pulled straight down by an additional distance of 25.4 cm and released from rest. Find the speed with which the object passes asked by Kevin on May 3, 2016 40. ## HUM 130 i need to find 2 URL web sites dealing with indigenous culturals and/or religions. Then I need to discuss how modern civilization has impacted the spiritual lives of the indigenous peoples you explore. Are indigenous religions still practiced today? If asked by dawn on November 17, 2007 41. ## physics a giant crane was tested by lifting 2.232*10^6 kg load.find the magnitude of the force needed to lift the load with a net acceleration of 0m/s^2. if the same force is applied to pull the load up a smooth slope that makes 30 degrees with the horizontal, asked by bandit on December 17, 2009 42. ## Calculus (math) A group of engineers is building a parabolic satellite dish whose shape will be formed by rotating the curve y=ax2 about the y-axis. If the dish is to have a 8-foot diameter and a maximum depth of 2 feet, find the value of a and the surface area (in square asked by mariel on December 14, 2014 43. ## Physics A pole-vaulter of mass 60.2 kg vaults to a height of 6.1 m before dropping to thick padding placed below to cushion her fall. (a) Find the speed with which she lands. (b) If the padding brings her to a stop in a time of 0.52 s, what is the average force on asked by Ray on March 4, 2012 44. ## Statistics The average age of vehicles registered in the united states is 96 months, with a standard deviation of 16 months. If a random sample of 36 vehicles is selected, find the probability that the mean of their ages is between 90 and 100 months. Provide four asked by Darren on March 4, 2012 45. ## AP Physics A person jumps from the roof of a house 3.0 m high. When he strikes the ground below, he bends his knees so that his torso decelerates over an approximate distance of 0.60 m. The mass of his torso (excluding legs) is 48 kg. *How do I find the average force asked by Corey on November 13, 2008 46. ## Science During a football match, the ball shot towards the goal struck the defender's foot at the speed of 10m/s and it bounced back at 20m/s. If the time of impact was 0.2 sec, and mass of the ball 0.5 kg,then find the average force exerted by defender on the asked by Kushagra on February 10, 2012 47. ## engineering a boy of mass 40kg is sliding down the spiral slide at a constant speed such that his position is measured by theta=(0.7t) rad and z=(-0.5t) m where t is in seconds. How do you find the components of forces Fr, Ftheta and Fz which the slide exerts on the asked by sarah on November 15, 2008 48. ## Science What is a supernova? supernova is the explosion of a star, possibly caused by gravitational collapse, during which the star's luminosity increases by as much as 20 magnitudes and most of the star's mass is blown away at very high velocity, sometimes asked by Sara on January 8, 2007 49. ## Calculus A landscape architect wished to enclose a rectangular garden on one side by a brick wall costing$60/ft and on the other three sides by a metal fence costing $50/ft. If the area of the garden is 102 square feet, find the dimensions of the garden that asked by Sarah on April 9, 2016 50. ## physics A 0.87 kg block is shot horizontally from a spring, as in the example above, and travels 0.497 m up a long a frictionless ramp before coming to rest and sliding back down. If the ramp makes an angle of 45.0° with respect to the horizontal, and the spring asked by Anonymous on October 27, 2009 51. ## physics 1 The drawing shows three particles far away from any other objects and located on a straight line. The masses of these particles are mA = 347 kg, mB = 575 kg, and mC = 117 kg. Take the positive direction to be to the right. Find the net gravitational force, asked by Anonymous on February 18, 2014 52. ## Algebra The Connecticut River flows at a rate of 3 km / hour for the length of a popular scenic route. If a cruiser to travels 3 hours with the current to reach a drop-off point, but the return trip against the same current took 7 hours. Find the speed of the boat asked by David on May 24, 2016 53. ## statistics A researcher wants to estimate the average time (in minutes) spent in a car daily. This will be done by randomly surveying 300 individuals and calculating the sample mean. Find the probability that the estimate will be in error by less than 5 minutes. asked by Tammy on June 13, 2011 54. ## math 1) A tank holds water with a base 2 ft by 6 ft. If a rectangular solid whose dimensions are 1 foot by 1 foot by 2 feet is totally immersed in water, how many inches with the water rise? A)1/6 B)1 C)2 D)3 E)12 ^I got B 2) AB+BA= CDC IF each of the four asked by Aline on March 1, 2018 55. ## World History I have to put together a visual, technological presentation. My topic is on the weapons used in WWII. I need to find info about these weapons, but most importantly, I must cover the significance of each as well as provide context in the larger world and asked by Lauren on June 5, 2008 56. ## Calculus Find the arc length of the curve from t = 0 to t = 1 whose derivatives in parametric form are dx/dt=2-cos(t) and dy/dt=ln(t^2). Type your answer in the space below and give 2 decimal places My work: 2-cost(t) = sin(t) = sin^2(t) ln(t^2)= 2/t= 4/t^2 asked by Alice on April 8, 2019 57. ## Chemistry according to the bohr model of the hydrogen atom, what is the closest an electron can get to the nucleus? What is the farthest it can get from the nucleus? ( if the latter answer seems absurb, it might amuse you to know that it is the same value predicted asked by Anonymous on November 28, 2012 58. ## Maths the wages of 80 workers in a small factory is given thus. wage :- 1500 3500 6000 12000 20000 no of workers 8736 10883 11382 10367 8835 (a) what is the modal age (b) find the median wage (c) calculate the mean wage . need workings? asked by Poppy on May 15, 2019 59. ## thermodynamic The air 10 cm diameter cylinder, as shown below, is heated until the spring is compressed 50mm. Find the work done by the air on the frictionless piston. The spring as the beginning of this process has a displacement of 0.0m with a spring constant of asked by chris on January 9, 2011 60. ## thermodynamic The air 10 cm diameter cylinder, as shown below, is heated until the spring is compressed 50mm. Find the work done by the air on the frictionless piston. The spring as the beginning of this process has a displacement of 0.0m with a spring constant of asked by chris on January 9, 2011 61. ## Algebra I was given this problem to solve and no matter what order I multiply the variables I don't get the right answer. 27xy, when x=12.7 and y=100.4 the answer is 34,427.16 I cannot figure out the way to achieve this answer. I find problems with variable fairly asked by Aria on April 15, 2011 62. ## Science Hi, I have to write an opinionated article on the safety problems in space. I have to wrtie the issues that occur during a lift-off which are ignored I have been unable to find a website that tells me issues that occur but are ignored or thought that asked by Fresh on April 8, 2010 63. ## Physics A piece of copper wire has a resistance per unit length of 5.50 x 10^-3 Ω/m. The wire is wound into a thin, flat coil of many turns that has a radius of 0.200 m. The ends of the wire are connected to a 12.0-V battery. Find the magnetic field strength at asked by Anonymous on October 3, 2013 64. ## phsyics Light enters a plate of borosilicate crown glass at an angle of 40.2 degrees  with respect to the nor- mal to the air-glass surface. If the index of refraction of the glass is 1.52, find the angle made by the refracted beam with the normal. Answer in asked by leslie on February 27, 2011 65. ## Physics A person jumps from a tower 5 m high. When he strikes the ground below, he bends his knees so that his torso decelerates over an approximate distance of 0.70m. If the mass of his torso (excluding legs) is 50kg, find the force exerted on his torso by his asked by Marusa on November 27, 2012 66. ## accounting Els Company most recently reconciled its bank statement? Els Company most recently reconciled its bank statement and book balances of cash on August 31 and it reported two checks outstanding, No. 5888 for$1,038.05 and No. 5893 for \$484.25. The following

asked by muff on February 26, 2010
67. ## Statistics (Reiny)

1. A consumer organization estimates that 30% of the households in a particular community have one television set, 39% have two sets, and 20% have three or more sets. What is the probability that a household chosen at random does not have two sets? A) 0.39

asked by Lisa on September 30, 2013

Please can you help me to solve and get the solution for these problems. how to get the solution please help me question: 1.Find the price of a 10% coupon bond with 10 years to maturity if interest rates: A) increase by 1% B) decrease by 1% C) increase by

asked by jessie on September 11, 2011
69. ## Social Studies

In social studies we are talking about the bosten massacre and when the tea was taxed then the collonest boycotted the tea. Then the women would make home made rasberry tea. I was wondering if anybody knows where to find a web site where we I get get how

asked by Amy on April 2, 2007
70. ## operations management

A critical dimension of the service quality of a call center is the wait time of a caller to get to a sales representative. Periodically, random samples of 6 customer calls are measured for time. Results from the last five samples are shown in the table.

asked by Anonymous on February 26, 2011
71. ## statistics

It is thought that prehistoric Indians did not take their best tools, pottery, and household items when they visited higher elevations for their summer camps. It is hypothesized that archaeological sites tend to lose their cultural identity and specific

asked by patricia on December 16, 2018
72. ## 7th grade math (probability)

Can you check these, please? Ten cards numbered 1 through 10 are mixed together and then one card is drawn. Find the probability of each event. Write each answer as a fraction, percent, and decimal. 14. P(less than 5) = 4/10 = 2/5 Ans: 2/5, 40%, 0.4 15.

asked by Alexis on March 26, 2015
73. ## Chemistry

Suppose that you start with .303g of copper wire and faithfully follow the procedure. at the end you find that the copper dust weighs .309g. base on your understanding of the experimental procedure, offer at least two rational explanations for this

asked by Missy on September 15, 2010
74. ## Math(statisc)

Select a variable (mean, proportion, variance or standard deviation) of interest to you and collect data consisting of at least 30 values. Define the variable. Define the population. Describe how the sample was selected. Use Microsoft Excel (and MegaStat

asked by ibrahim on April 3, 2011
75. ## Physics

A copper (shear modulus 4.2 x 1010 N/m2) cube, 0.331 m on a side, is subjected to two shearing forces, each of magnitude F = 2.17 x 10 6 N (see the drawing). Find the angle (in degrees), which is one measure of how the shape of the block has been altered

asked by Abigail on May 1, 2019
76. ## Physics

I don't completely understand what this question is asking: Three people are standing on a horizontally rotating platform in an amusement park. One person is almost at the edge, the second one is (3/5)R from the center, and the third is (1/2)R from the

asked by Todd on December 15, 2014
77. ## Final Project

I need to find 4 children songs/lyrics in between the copyright date of 2004-2009. I have search the Internet 4 days and I have no luck.I need 2 Spanishand 2 English version. Can someone help me please. I need this today.I have to have the name of the

asked by Cynthia on May 11, 2009
78. ## history

the goal of wartime rationing was a. to speed up war production b. to distribute scarce items fairly c. to ensure business profits d. to end racial discrimination i cant find this in my book,...can you give me a helpful site , that i can use if i had to

asked by history on March 28, 2009
79. ## Math

Flights of leaping animals typically have parabolic paths. The figure illustrates a frog jump superimposed on a coordinate plane. The length of the leap is 9 feet, and the maximum height off the ground is 3a feet. Find a standard equation for the path of

asked by Kelsie on July 11, 2013
80. ## maths

Puzzle Here is a list showing the month and a number for each month. January 7110 February 826 March 5313 April 541 May 3513 June 4610 July 4710 August 681 Decipher the logic and find the number for September = ?

asked by aneesh on December 16, 2014

Hey I have an exam tomorrow and I cant understand this things.. Help me please .. 1: Derivative using the limit concept 2: Determine a Derivative using the theorems. 3:Evaluate velocity at the beginning and at the end 4: Using implicit derivation and find

asked by Sidse on October 7, 2008
82. ## physic mechanic

A particle is pushed horizontally by a constant horizontal force of magnitude F, which starts from the rest at x=0 in the positive ݔ direction. During the movement, it is also acted by the air resistance force that equivalent to bv, where b is the

83. ## Physics

A simple Atwood’s machine uses a massless pulley and two masses m1 and m2. Starting from rest, the speed of the two masses is 8.2 m/s at the end of 2.2 s. At that time, the kinetic energy of the system is 30 J and each mass has moved a distance of 9.02

asked by Jenny on November 10, 2016
84. ## maths

1.what is the least number of terms of the GP.2,4, 8.....that will give a sum greater than 1500000 2.Aball allowed to drop from heigth of 3m on to a horizontal ground rebounds to3/4 of its previous heigth.Find to the nearest metre,the total distance the

asked by keneth on January 20, 2016
85. ## Algebra 2

A random sample of 5000 people was chosen for a survey. 54% of them said they didn't have children under 18 living at home. Find the 95% confidence interval. Round answer to 4 significant digits and give lowest and highest values of confidence Interval. I

asked by Anonymous on December 2, 2015
86. ## Trigonometry

Help : To achieve similar weightlessness as NASA's centrifuge, ride the Gravitron at a carnival or fair. The Gravitron has a diameter of 14 meters and, in the first 20 seconds, it achieves zero gravity and the floor drops. Gravitron. If the gravitron

asked by Mags on October 4, 2009
87. ## Physics

Two projectiles are launched form ground elvel at the same angle above the horizontal, and both return to groudn level. Projectile A has a launch speed that is twice that of projectile B. What are the ratios of the maximum heights of the balls? What are

asked by dani on January 4, 2009
88. ## statistics

A study involving the economic burden of congestive heart failure found that the lengths of hospital stays for patients had a mean of 7.8 days with a standard deviation of 9.1 days. For random samples of size 40, find the sample mean length of stay that is

asked by ali awan on May 8, 2013
89. ## chemistry

A. Find and list all of the different half- cell combinations. Hint 15 combinations! 1. Copper/ Cu2+ 2. Lead/ Pb2+ 3. Magnesium/ Mg2+ 4. Zinc/ Zn2+ 5. Iron/Fe2+ 6. Aluminum/ Al3+ B. write the half reactions of each combination and the overall redox

asked by Chloe on May 8, 2013
90. ## Art

What message was the designer of this hamburger ad hoping to send with the catchphrase homestyle? This burger will allow you to experience new exotic tastes. This burger will taste as good as one you would make with the family. this burger is your best bet

asked by Lola on May 2, 2016
91. ## physics

A block of mass 1.4kg is placed on a rough surface. the coefficient of friction between the surfaces is 0.58. A constance force of magnitude 10N, making an angle of 37 degrees with the horizontal is acting on the block. the block is given an initial

asked by usha on September 10, 2011
92. ## Math

1. What is the largest integer that is a factor of all three of the following numbers: 2160, 1344, 1440? a) 6 b) 8 c) 12 d)16 e) none of these 2. The annual income of a family is budgeted as follows: 1/10 for clothing, 1/3 for food, and 1/5 for rent. This

asked by Neo on July 22, 2014
93. ## statistics

You intend to estimate a population proportion with a confidence interval. The data suggests that the normal distribution is a reasonable approximation for the binomial distribution in this case. Find the critical value that corresponds to a confidence

asked by robyn on July 22, 2012
94. ## chem lab

0.8100g MgO(s)(40.3g/mol) was reacted with 52.3 ml 1.00M HCl(density= 1.00g/ml) in the coffee cup calorimeter, and the observed temperature change was +10.4 degree Celsius. write the equation for this reaction, determine the limiting reactant and find

asked by mann on February 12, 2014
95. ## Rate Problem / College Algebra

Kim rowed 45mph Upstream. The next day she rowed the same distance Downstream taking her 4hrs less. If she can row 7mph in still water, find the speed of the current river. **Note: this question does not state how much time she's been rowing for. That's

asked by WhenSheSmiles on October 23, 2017
96. ## statistics

the assets (in billions of dollars)of the four wealthiest people in a particular country are 46,34,12,10. Assume that the samples of size 2 are randomly selected with replacement from this population of four values. After listing the possible sample and

asked by nannie on December 20, 2011
97. ## physics

A mesquito whistles a note of 300 Hz, and flies towards you at a speed of 30 m/s. The air temprature is 20 degrees celcius. Before doing any calculations, determine wether you will observe a note that is greater, less than, or equal to 300 Hz (I have

asked by Taylor on February 27, 2011
98. ## trigonometry

Hello! I was wondering if someone could check my answer and tell me if I'm on the right track: "Find a model for simple harmonic motion satisfying the specified conditions" Displacement(t=0), 2ft Amplitude, 2ft Period, 10 sec This is what I got: y=2cos

asked by Katie on February 27, 2008
99. ## math repost

math help!!!!! Thanks Find the volume of the cylinder with a radius of 34m and a height of 27m. This is how I did it can you please tell me if I did it correct, thanks. V= 3.14r^2h = 3.14*34^2*27 = 3.14*1156*27 = 98005.68 If this is not it can you please

asked by Barry Allen aka the flash on March 11, 2019