# Laurie expects to make \$100,000 in 2007. Her social security tax rate is 6.20% up to the wage base, Medicare is 1.45%. How much FICA is Laurie expected to pay for the year

75,574 questions, page 187
1. ## Chemistry- rate laws

CH3CHO decomposes into methane gas and carbon monoxide gas. This is a 2nd order reaction. Rate of decomposition at 140 degrees Celsius is .10M/s when the concentration of CH3CHO is .010. What is the rate of the reaction when the concentration of CH3CHO is

asked by Nancy on September 18, 2012
2. ## algebra,math,help

can someone explain to me the following:thanks... one number is 2 times another. If the sum of their reciprocals is (1)/(4). Find the two numbers. We can begin by looking at the following. Let's use the letters "a" and "c.": "One number is 2 times

asked by jasort20 on March 14, 2007
3. ## Math

A boat crew rowed 20 miles downstream, with the current, covered the same distance, but took 5 hours. Dine the crew's rowing rate in still water and the rate of the current? Still water _ MPH and Current _ MPH.

asked by Mandy on December 11, 2011
4. ## calculus

At the instant when the radius of a cone is 3 inches, the volume of the cone is increasing at the rate of 28.27433388 cubic inches per minute. If the height is always 3 times the radius, find the rate of change of the radius at that instant?

asked by joseph on December 30, 2010
5. ## Macroeconomic

Suppose the current interest rate is 12 percent and a bond with a face value of \$500 that pays a coupon rate of 15 percent is selling for \$450. Calculate the yield on this bond. How do I calculate the yield on this bond?

asked by Jessica on December 12, 2014
6. ## FINANCE

8. Suppose that the current one-year rate (one-year spot rate) and expected one-year T-bill rates over the following three years (i.e., years 2, 3, and 4, respectively) are as follows: 1R1 = 5 percent, E(2r1) = 6 percent, E(3r1) = 7.5 percent E(4r1) = 6.85

asked by Dashawn on October 31, 2014
7. ## math

jack invested \$4000 in two accounts. one pays simple interest at the rate of 5% and the other pays simple interest at the rate of 6%. if jack earned a total of \$224 in interest in the first year, how much did he invest in each account?

asked by pb on April 5, 2012
8. ## Calculus

The top of a 13 foot ladder is sliding down a vertical wall at a constant rate of 4 feet per minute. When the top of the ladder is 5 feet from the ground, what is the rate of change of the distance between the bottom of the ladder and the wall

asked by John on October 27, 2014
9. ## Macroeconomics

Why do we consider a business-cycle expansion different from long-run economic growth? Why do we care about the size of the long-run growth rate of real GDP versus the size of the growth rate of the population?

asked by Sara on July 2, 2008
10. ## finding c: calc

let f(x)=square root x. if the rate of change of at x=c is twice its rate of change at x=1, then c=? what???? i don't get get it. to begin with, i took the derivative if that helps which is 1/(2*sqrtx) . f'(x) = 1/(2*sqrtx) is correct f'(x=1) = 1/2 The

asked by david on December 5, 2006
11. ## Science

y do skinn cells reproduce quicker than other types of cells? I wrote: They reproduce quicker than other types of cells because they grow at a faster rate. Their rate in growing is very high. Any other inof would be greatly appreciated, thanks:-)

asked by Sara on May 3, 2010
12. ## Algebra

Josie wants to buy Internet access. One service provider charges a flat rate of \$34.95/month. A second charges \$25/month plus 33c/h. For what number of hours per month should Josie choose the flat rate?

asked by Requis on February 25, 2019
13. ## Calculus

A rotating light is located 25 feet from a wall. The light projected on the wall is moving at a rate of 1.5 feet per second when the light's angle is 15 degrees from perpendicular to the wall. If the light is turning at a constant rate, how many seconds

asked by Cristiano on May 15, 2017
14. ## macroeconomics

Why do we consider a business-cycle expansion different from long-run economic growth? Why do we care about the size of the long-run growth rate of real GDP versus the size of the growth rate of the population?

asked by smeffy on April 26, 2008

At the instant when the radius of a cone is 3 inches, the volume of the cone is increasing at the rate of 9 pi or 28.27433388 cubic inches per minute. If the height is always 3 times the radius, find the rate of change of the radius at that instant?

asked by philip on December 30, 2010
16. ## Physical science

A golfer on a level fairway hits a ball at an angle of 42* to the horizontal that travels 100 yd before striking the ground. He then hits another ball from the same spot with the same speed, but at a different angle. This ball also travels 100 yd. At what

asked by Anonymous on September 29, 2016
17. ## PHY SCI

A golfer on a level fairway hits a ball at an angle of 42* to the horizontal that travels 100 yd before striking the ground. He then hits another ball from the same spot with the same speed, but at a different angle. This ball also travels 100 yd. At what

asked by Jennifer PR on August 24, 2014
18. ## math

Due to dwindling reserves of copper ore, the price of a 100-foot spool of copper wire increased 20% this year to \$144. What was the old price (last year's price) for a 100-ft spool of wire? \$130 \$145 \$120 \$115

asked by Dawn on January 14, 2009
19. ## Economics

4. Which of the following statements is false? a. Keynes believed that the level of investment depends on more than the interest rate. b.Saving is the difference between disposable income and consumption. c. Keynes believed that saving is more responsive

asked by Sarah on April 28, 2007
20. ## Accounting

Use the following information to answer questions 8-10. The Boxcar Corporation has paid a total of \$1 million in cash bonuses to its officers for 8 consecutive years. The board’s policy requires that, for this bonus to be paid, net cash provided by

asked by Mia on May 6, 2014

1. \$5000.00 compounded annually at 6% for 5 years= Answer \$6,691.13? 2. \$5000.00 compounded quartley at 6% for 5 years= Answer \$6,719.58? 3. \$5000.00 compounded quartley at 65 FOR 5 YEARS= Answer \$6,734.28? 4. \$5000.00 compounded annually at 6% FOR 6

asked by Nashea on January 29, 2010
22. ## Decision Making

I am looking for information on (groupthink/devil's advocate). Why I need it. The CEO has been extremely frustrated with what has been occurring within the organization lately. In a recent manager meeting he exclaimed, "Everyone around this place just

asked by Jo on April 16, 2007
23. ## Algebra 1

For \$46, Joel can rent a machine to make novelty buttons to sell at the county fair. The materials cost \$0.39 per button. How many buttons must he sell at \$1.40 each in order to make a profit. Identify the graph that shows all the possible answers. A: 45,

asked by Abby on October 10, 2013
24. ## english-german

hello! i need to give a thirty minutes lectore to children(age 11-12).My topic is travelling.What can i do?Do you have any exanples of any games i can make to make it interesting?They can also act and learn some vocabulary but mostly they need to do

asked by bill on November 15, 2008
25. ## Physics

After a long class, a physics teacher stretches out for a nap on a bed of nails. How is this possible? I have done that demo many times. One, make certain the nails are not sharp. Secondly, make certain there are many of them. I did them on 1in by 1in

asked by Anonymous on May 10, 2007
26. ## ENGLISH

I'm trying to make sure that my grammar is correct. I need to send this to a customer. Sorry for the misunderstanding about your account. After reviewing your account with the billing processor the last payment that you sent was not the last bill that you

asked by ANGELA on January 30, 2018
27. ## Chemistry

Hi I just wanted to verify a few answers to chem questions I'm working on. Was wondering if anyone could help? 1. Calculate the molar concentration of 2.34g of lithium hydroxide, LiOH disolved in water to make 750ml of solution. My answer was CLiOH = 0.133

asked by Andre on October 17, 2010
28. ## MATH

100 bushels of corn are divided among 100 men, women, and children. Men receive 3 bushels each, women 2 bushels and children 1/2 bushel each. How can the bushels be distributed? is there more than one solution? if so, find the other solutions.

asked by Maggie on September 15, 2009
29. ## math, 7th

If there are 100 marbles, 10 red, 20 white, 30 blue, and 40 green, and you were to choose only one out of a bag, what is the probability that it wouldn't be red, white, or blue? The probability would be 40 out of 100 -- or 4 out of 10. What percentage is

asked by morgan on February 24, 2007
30. ## Math(plase help me solve)

The Statue of Liberty is approximatly 91.5 meters tall from the base of the pedestal to the tip of the torch. If a theodolite were placed 100 meters from the base of the pedestal, about how far would the theodolite be from the top of the torch? Subtract

asked by Kyonia' on April 17, 2007
31. ## Accounting

E6-9 (a,b) Tiger Golf Accessories sells golf shoes, gloves, and a laser-guided range-finder that measures distance. Shown below are unit cost and sales data. Pairs of Shoes Pairs of Gloves Range Finder Unit sales price \$100 \$30 \$250 Unit variable costs 60

asked by Dean on April 30, 2012
32. ## chem

The study of kinetics group 1: Temp: 12.6 C T(K): 12.6+273= 285.6 1/T(K): 3.50X10^-3 this one is the x value Time: 816 sec Rate ®: 7.66 x10^-6 LnR: -11.8 this is the y value group 2: Temp: 45C T(K): 45+273= 318 1/T(K): 3.14X10^-3 this one is the x value

asked by chemistyr on October 17, 2010
33. ## Statistics

Battery manufacturers compete on the basis of the amount of time their products last in cameras and toys. A manufacturer of alkaline batteries has observed that it's batteries last for an average of 26 hours when used in a toy racing car. The amount of

asked by Austin on November 20, 2013
34. ## algebra

In 2018, the number of people employed as registered nurses in the U.S. is expected to be 3,200,000. This represents a 22% increase over the number of people employed as registered nurses in 2008. Find the number of registered nurses employed in 2008.

asked by jaimecarlon on May 9, 2015
35. ## Math

I need to figure out how to make graphs on a computer for a math project. Any help? I need to make histograms, back to back boxplots, and back to back stemplots.

asked by Kelsie on September 30, 2012
36. ## algebra

You have 24 feet of fence to make a rectangular garden.Each side will measurw a whole number of feet.How many different sized rectangular gardens can you make?

asked by gaby on January 20, 2011
37. ## math

in a jewelry store, rings make up 5/9 of the inventory. Earrings make up 4/15 of the inventory. How many times greater is the ring inventory than the earring inventory?

asked by teresa on October 9, 2017
38. ## English

Make an advertisement on medicine. All in one Tynenol. Relieves you from headache, stomach pain, chest pain, etc. Get it now. how can i make my advertisement seem more powerful?

asked by Teressa on October 24, 2010
39. ## Unscramble

Can you unscramble this sentence? the preliminary steps captain took to the organize team Please unscramble these words to make a sentence to make scense.

asked by Maria on November 19, 2009
40. ## math

ray makes an array that has 4 rows of 4 counters. he wants to make two more arrays using the same number of counters. he wants more than one counter in each row. what two arrays can he make?

41. ## Geometry

Martin's iPod has 24 songs on it. He wants to make a playlist consisting of three songs to dance to. Let N be the number of different playlists Martin can make. What are the last 3 digits of N?

asked by John on March 10, 2013
42. ## math

ray makes an array that has 4 rows of 4 counters. he wants to make two more arrays using the same number of counters. he wants more than one counter in each row. what two arrays can he make?

43. ## general ability

Add one letter to the word PRICE. Rearrange the letters to make a word meaning "to make a hole in". The added letter is; a) S b) E c) A d) L

asked by cindy on February 19, 2008
44. ## 3rd grade math (array)

Ray makes an array that has 4 rows of 4 counters. He wants to make two more arrays using the same number of counters. He wants more than one counter in each row. What two arrays can he make?

asked by john on October 7, 2010
45. ## Math

Sarah can make 6 bracelets per half hour. How many bracelets can she make in 1 hour? Find the factor for the conversion, pints to quarts .

asked by Kate on January 14, 2013
46. ## geometry

Martin's iPod has 24 songs on it. He wants to make a playlist consisting of three songs to dance to. Let N be the number of different playlists Martin can make. What are the last 3 digits of N?

asked by Anonymous on August 9, 2013
47. ## Chemistry

How many moles of HNO3 are required to make 250mL of a 2.4M solution? How many grams of KOH are required to make 125mL of a .50M solution?

asked by Ali on March 4, 2009
48. ## biology

do you know how much drops of dcpip is required to make .9 , .6 , 1.1 and .8 cm squared my partner and i frogot to write down the number of drops to make the dcpip volume

asked by Anonymous on January 8, 2013
49. ## math apr

A car with a sticker price of \$42,650 with factory and dealer rebates of \$5,100 (a) Find the monthly payment if financed for 60 months at 0% APR. (Round your answer to the nearest cent.) (b) Find the monthly payment if financed at 2.5% add-on interest for

asked by lisa on June 17, 2014
50. ## Physics

Four 1,000,000- kg masses are arranged in a square, 150 meters on a side. To the nearest ten thousandth of a Newton, what is the magnitude of the force the mass in the lower left hand corner? Can someone please explain this to me in a detailed manner? I

asked by Skyler on August 13, 2010

Compute the probability that a person who tests positive actually has the disease. A certain disease has an incidence rate of 0.3%. If the false negative rate is 4% and the false positive rate is 1%, compute the probability that a person who tests positive

asked by Anonymous on December 15, 2016
52. ## math

Using Table 8.21, allocate the indirect costs in the indirect cost pool using total direct costs as the method or base. What is the total cost, or full cost, of each of the four programs? Assuming the total outputs (or units of service) remain the same for

asked by Anonymous on November 9, 2008
53. ## physics

A straight ladder is leaning against the wall of a house. The ladder has rails 4.80 m long, joined by rungs 5.100 m long. Its bottom end is on solid but sloping ground so that the top of the ladder is 3.100 m to the left of where it should be, and the

asked by kia on March 14, 2011
54. ## MLA style

If i have to write a 1500 word research paper on MLA style. Can the format be like this : 100 word Introduction 400 word 1st paragraph 400 word 2nd paragraph 400 word 3rd paragraph and finally 100 word Conclusion. Is this good enough. and I am gonna use 9

asked by HAQUE on November 26, 2014
55. ## Social studies

How are capital resources used in production? A:They allow producers better access to world markets B:They make it possible to employ more skilled labor C:They provide tools that make production more efficient D:They purchase raw materials needed for

asked by Sunny Dreams <3 on March 28, 2017
56. ## Math

marilyn plans to buy a book to read during her summer vacation. she has at most \$18 set aside to purchase the book. the sales tax in her state in 8%. If x is the maximum price if the book that she can buy to stay within her budget, which of the following

asked by Iyana on August 26, 2016
57. ## math

jhon needs to bulid a fence around his yard , which is 96 ft. wide and 120 ft. deep. A.how much fence mst he buy to enclose all four sides?answer: B .if the fence cost\$12.87 for an 8 ft. length, how much will the entirefence cost befor the tax is added?

asked by cindy on December 7, 2010
58. ## Economic

3. A large share of the world supply of diamonds comes from Russia and South Africa. Suppose that the marginal cost of mining diamonds is constant at \$1,000 per diamond, and the demand for diamond is described by the following schedule. Price/Quantity:

asked by Sally on December 5, 2006
59. ## finance

Your program is planning to award a contract in January 2015 to purchase 100 missiles at an estimated total cost of \$100 million (constant FY 2012 dollars). Currently, for Base Year 2012 in the Missile Procurement Appropriation, the FY 2015 raw index is

asked by Anonymous on June 30, 2015
60. ## Chemistry

The much-abused drug cocaine is an alkaloid. Alkaloids are noted for their bitter taste, an indication their basic properties. Cocaine C17H21O4N, is soluble in water the the extent of 0.17g/100 mL solution, and a saturated solution has a PH = 10.08. What

asked by Sev on August 9, 2009
61. ## Statistic

The number of customers who enter a supermarket each hour is normally distributed with a mean of 600 and a standard deviation of 200. The supermarket is open 16 hours per day. what is the probability that the total number of customers who enter the

asked by Tony on December 8, 2010

answer questions Ask a question. I have been working on the question for at least an hour. The question is: I have to spend 100 dollers and by 100 brains. Cow brains 5.00 Pigs 2.00 sheep 0.10 I have to buy one of each. I am very confused. Are teacher gave

asked by dfsfd on April 1, 2007
63. ## English

I need some serious help with this question. Thank you!!! 8. Social media is used as a form of mass communication in modern society. Consider which communication theories and forms of communication are used to influence consumers. Give two examples.

asked by Darron on March 24, 2017
64. ## Math

How do you make a function table? This is the question Jackie is saving her money to buy a coat that costs \$121. she already has \$61 and if she saves \$15 each week,in how many weeks can she buy coat? make a function table to answer the question. I know the

asked by Kate R. on January 5, 2011
65. ## alg 1

It takes a florist 3 hour and 15 minutes to make 3 small centerpieces and 3 large centerpieces. It takes 6 hours and 20 minutes to make 4 small centerpieces and 7 large centerpieces. How long does it take to make each small centerpiece and each large

asked by Emma on January 30, 2012
66. ## math,algebra

can someone just set up the equations for me for this problem. thanks... Problem #1 A plane took 1 hour longer to travel 560 miles on the first portion of a flight than it took to fly 480 miles on the second portion. If the speed was the same for each

asked by jasmine20 on April 17, 2007
67. ## chemistry!!

If someone could please help me figure out this problem and tell me how you did it, I would really appreciate the help!! Chaum drives a car 10,000 miles during the year and the car gets 22 miles/gallon. How many pounds of carbon dioxide in a year will

asked by stephanie on February 26, 2007
68. ## CULTURAL DIVERSITY

I need help in revising this than you. I basically didn't post all the answer properly. This group is the same as a subordinate group. A defining feature of this group is that its members have less control or power over their lives than do members of

asked by Rimmy on April 3, 2009
69. ## math

A company makes two products , namely X and Y. Each product must be processed in 3 stages; welding , assembly and painting. Each unit X takes 2 hours in welding, assembling 3 hours and 1 hour in painting. Each unit Y takes 3 hours in welding, 2 hours

asked by Iman on September 27, 2015
70. ## Finance

The Isberg Company just paid a dividend of \$0.75 per share, and that dividend is expected to grow at a constant rate of 5.50% per year in the future. The company's beta is 1.25, the market risk premium is 5.00%, and the risk-free rate is 4.00%. What is the

asked by Caitlin on April 2, 2012
71. ## engineering economics

A) A company has issued 10-year bonds, with a face value of \$1,000,000 in \$1000 units. Interest at 8% is paid quarterly. If an investor desires to earn 12% nominal interest (compounded quarterly) on \$10000 worth of these bonds, what would the purchase

asked by lolong on April 12, 2016
72. ## Physics

A supersonic jet travels at 3.0 Mach (i.e. at three times the speed of sound). It cruises at 20,000 m above the ground. we choose t=0 when the plane passes directly overhead of an observer. At what time t will the observer hear the plane? -- there is a

asked by Katelynn on January 31, 2010
73. ## English

Please read for any errors. And correct them. The premium on your disability insurance policy is overdue. Don’t let his valuable policy lapse. If you become disabled you will receive a monthly income from this policy. This disability policy provides

asked by Renell on February 16, 2011
74. ## ALGEBRA 2

An apple pie uses 4 cups of apples and 3 cups of flour. An apple cobbler uses 2 cups of apples and 3 cups of flour. You have 16 cups of apples an 15 cups of flour. When you sell these at the Farmers market you make \$3.00 profit per apple pie and \$2.00

asked by King on October 27, 2016
75. ## Personal Finance

Janice Jacobs is planning for her retirement. She knows what assets and liabilities she has now and expects to have in the future. She knows what her spending patterns are likely to be and adjusted them for inflation. She also has identified all of her

asked by bree on April 1, 2013
76. ## Physics

True or false Consider a simple frictionless roller-coaster. It begins at x = 0, at a height of y = H. Then it drops into a dip, reaching a minimum at x = 100, with zero height (y = 0). Finally, it goes back up at x = 200, but only reaches a height of y =

asked by Monica on March 12, 2014
77. ## statistics

A survey of industrial salespeople who are either self-employed, work for small, medium-sized, or large firms revealed the following with respect to incomes: Of those who earn less than \$20,000, 9 are self-employed, 12 are employed by small firms, 40 by

asked by Tom E. on September 14, 2008
78. ## Chemistry

In the reaction 2HgO(s) --> 2Hg(l) + O2(g) we measure the evolution of gas to determine the rate of reaction. At the beginning of the reaction (at 0 minutes), 0.02 L of O2 is present. After 20 minutes the volume of O2 is 0.36 L. What is the rate of

asked by Tamera on November 5, 2014
79. ## CALCULUS

A 25 ft ladder is leaning against a vertical wall. At what rate (with respect to time) is the angle theta between the ground and the ladder changing, if the top of the ladder is sliding down the wall at the rate of r inches per second, at the moment that

asked by Anonymous on March 29, 2012
80. ## Calc

A lighthouse is fixed 130 feet from a straight shoreline. A spotlight revolves at a rate of 11 revolutions per minute, (22 rad/min ), shining a spot along the shoreline as it spins. At what rate is the spot moving when it is along the shoreline 12 feet

asked by Bubba on February 14, 2011
81. ## Probabilities

A brand name has a 40% recognition rate. If the owner of the brand wants to verify that rate by beginning with a small sample of 10 randomly selected consumers, find the probability that exactly 4 of the 10 consumers recognize the brand name. Also find the

asked by Sharie on November 26, 2013
82. ## math

a deep sea diving bell is being lowered at a constant rate. after 8 minutes, the bell is at a depth of 400 ft. after 40 minutes the bell is at a depth of 1700ft. use the ordered pairs (8,400) and (40,1700) to determine the average rate to lower the bell

asked by chchch on July 8, 2012
83. ## math

Amount of an investment. The amount of an investment of P dollars for t years at simple interest rate r is given by A  P  Prt. a) Rewrite this formula by factoring out the greatest common factor on the right-hand side. b) Find A if \$8300 is invested for

asked by naine on September 5, 2010
84. ## ethn: Need info please

please direct me to some to the websites where I can get information for the question beloow: Leaders of the civil rights and black power movement and their contributions to their respective causes. How did these social pioneers forge the way for this

asked by rose on July 1, 2008
85. ## Ethics/Criminal Justice courst

According to Kohlberg, which of the following can provide worthwhile ocasions for moral development by inviting us to reflect on the views of others? A. Role-taking opportunities B. Reading books about ethics C. Love and respect within the family D. Social

asked by Pat on April 30, 2014
86. ## Art 101 Art Appreciation

Compare Raphael’s School of Athens to Veronese’s Christ in the House of Levi. Explain how each artist reflected the political and social environment of Rome and Venice during the Renaissance period. Use one example from Gardner’s Art through the Ages

asked by LJordan on July 12, 2012

what was one reason that some italian cities developed into major commerical and cultural centers during 13th and 14th centuries? 1.- UNIFIED CENTRAL GOVERNMEMT 2.-ISOLATION ECONOMIC POLICES 3.-GEOGRAPHIC LOCATION 4.-SYSTEM OF SOCIAL EQUALITY

asked by SAM on May 31, 2009
88. ## English

Can you please tell me if the following sentences are correct please? Thank you very much for your invaluable help. 1) Catherine is not in love with Edgar and their relationship is wholly unsentimental. 2) Catherine fears what people may think if she

asked by Franco on April 16, 2010
89. ## accounting

Assume that the following transactions affected owners' equity for De Soto Inc. during 2011. Feb. 1- Sold 40,000 shares of common stock in the market. Apr. 1- Purchased 3,000 shares of common stock to be held as treasury stock. Paid cash dividends of \$0.50

asked by ibrahim on March 28, 2011
90. ## history

What impact did the Three-Fifths Compromise have on the passage of the Constitution at the Philadelphia Convention? Politicians believed a compromise would lead southerners to emancipate their slaves through eschewing representation in the House of

asked by Jason on October 22, 2018
91. ## Alegebra

The mortgage department of the company is selling two model homes that are located on the same block. The square footage, as well as the type of model, determines the cost of these homes. e) The second home has 200 square feet more than the square footage

asked by Darla on June 26, 2010
92. ## Stats

The population (in millions) and the violent crime rate (per 1000) were recorded for 10 metropolitan areas. The data are shown in the following table. Do these data provide evidence to reject the null hypothesis that ρ = 0 in favor of ρ ≠ 0 at α =

asked by Rustie on November 12, 2014
93. ## math

Running at an average rate of 4 meters per second, a sprinter ran to the end of a track. The sprinter then jogged back to the starting point at an average rate of 2 meters per second. The total time for the sprint and the jog back was 2 minutes 6 seconds.

asked by Barbara on September 11, 2014
94. ## algebra

In an episode from the TV show Futurama, Phillip J. Fry had \$0.93 in his bank account in 2000. In the year 3000 it had grown to \$4.3 billion! What was the percent interest rate (to three decimal places) if it had been continuously compounded? What was the

asked by Andrea on December 12, 2012
95. ## Physics

When physicians diagnose arterial blockages, they quote the reduction in flow rate. If the flow rate in an artery has been reduced to 30% of its normal value due to plaque formation, and the average pressure difference has increased by 40%, by what factor

asked by Sal on November 6, 2010
96. ## URGENT, Calculus!

A science project studying catapults sent a projectile into the air with an initial velocity of 30 m/s. The formula for distance (s) in meters with respect to time in seconds is s = -4.9t2 + 30t. Find the instantaneous rate of change (and thus the velocity

asked by Vanessa on July 10, 2008
97. ## math

Running at an average rate of 4 meters per second, a sprinter ran to the end of a track. The sprinter then jogged back to the starting point at an average rate of 2 meters per second. The total time for the sprint and the jog back was 2 minutes 6 seconds.

asked by Tish on September 11, 2014
98. ## math

Running at an average rate of 4 meters per second, a sprinter ran to the end of a track. The sprinter then jogged back to the starting point at an average rate of 2 meters per second. The total time for the sprint and the jog back was 2 minutes 6 seconds.

asked by Alana on September 12, 2014
99. ## physics

use the phythagorean theroem to answer this question. becca paddles a boat from the south bank of a stream to the north bank. She paddles at a rate of 8 mph. The stream is flowing west at a rate of 6 mph. what is beccá actual velocity. I need to

asked by spencer on January 19, 2010
100. ## History

Compare the European settlements in the Chesapeake area and New England in terms of goals, governments, social structures, and religions. What similarities do you find most remarkable? What differences do you find interesting? information please

asked by sonya on May 2, 2009