# 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 362
1. ## managerial economics

Total cost function of a firm is TC= 200+4Q+2Q squared If the firm is perfectly competitive and the price of its product is \$24, what is its optimal output rate?

asked by louise on November 13, 2012
2. ## Electric circuit and Electronics

A triangular wave of +-12v amplitude and 10Mhz frequency is generated at the output of an op-amp.Calculate the minimum slew rate of the op-amp used.

asked by gourav bhardwaj on March 17, 2016
3. ## Physic, maths, chemistry, biology

A body of mass 0.1kg is moving on circular path of diameter 1m at the rate of 10 revolution per 31.4sec, then then centripetal force acting on body is A) 0.2N B) 0.4N C)2N D) 4N

asked by Sahil on November 12, 2017
4. ## math

A river flows at the rate of 2 mph. If a motorboat can travel 12 miles upstream and return in a total of 2.5 hours, what is the speed of the motorboat in still water?

5. ## accounting

Six annual payments of \$250 into savings account earns 1.5% annually. What is the value of the account at the end of the six years? Rate Periods Payment Future value

asked by Anonymous on May 24, 2011
6. ## Physics

A car traveling with an initial velocity of 68 km/h accelerates uniformly at a rate of 1.35 m/s^2 for 4.7s. Find the final speed and displacement of the car during the specified time interval.

asked by Sam on January 12, 2014
7. ## calculus

Determine the value(s) of x where the function will have an instantaneous rate of change of 14. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) f(x) = x3 + 33 x2 + 14 x + 39

asked by anna on October 3, 2013
8. ## Math

The Oregon Trail was 1930 miles long. Imagine that a car could travel on that exact trail at a consistent rate of 50 mph. How many hours would it take?

asked by Amari on May 17, 2015
9. ## Math Personal Finance

Assume a 30-month CD purchased for \$4000 pays simple interest at an annual rate of 5.5%. How much total interest does it earn? What is the balance at maturity?

asked by Alexis on June 8, 2014
10. ## physics

Blood from an animal is placed in a bottle 2.0 m above a 3.4 cm long needle, of inside diameter 0.35 mm, from which it flows at a rate of 2.9 cm^3/min. What is the viscosity of this blood? Assume Pblood}=1.05 * 10^3 kg/m^3.

asked by tiffany on November 11, 2010
11. ## Chem10

The decomposition of XY is second-order in XY and has a rate constant of 0.00599 M-1s-1 at a certain temperature. If the initial concentration of XY is 0.174 M, how long (in seconds) will it take for the concentration to decrease to 0.054 M?

asked by Ryan on May 2, 2011
12. ## science

A grinding wheel with a 28cm diameter spins at rate of 2020 revolutions per minute. What is the linear speed of thge rim of the wheel?

asked by blabla on September 8, 2015
13. ## Math

Nafi can row down a 20- mile stream in 2 hours and can return in upstream in 5 hours.What is his average rate,in miles per hour,for the entire trip? a.10/7 b.7/2 c.20/6 d.3 e.40/7

asked by Taijin on February 8, 2018
14. ## consumers math

Jon put 1000\$ into each of two different simple interest savings accounts for one year . The total intrerest earned was 5\$. What could the interest rate have been for each account ?

asked by faith on March 15, 2013
15. ## Chemistry

At 10C zinc reacts with 2.0M sulphuric acid to produce 17 mL hydrogen gas in 20 s a) what is the rate of this reaction? b)What volume of hydrogen might be produced in 20 s at 30C?

asked by Tash on July 11, 2013
16. ## ALEGEBRA

If you purchase an item for \$1,232 at an interest rate of 9.8%, and you finance it for 1 year, how much is the amount of add-on interest? (Round your answer to the nearest dollar.)

asked by MONICA on November 21, 2011
17. ## Math

An investment of \$2050 at a rate 2% interest earned in 164 in simple interest. Find the length of the time it was invested for My answer: 4 months

asked by Steve on August 30, 2016
18. ## algebra

If you purchase an item for 1,272 at an interest rate of 9.8%, and you finance it for 1 year, how much is the amount of add -on interest?(round your answer to nearest dollar.)

asked by Mark on March 14, 2012
19. ## Algebra

A runner starts at the beginning of a cross country course running at a constant rate of 6 miles per hour. Five minutes later a second runner begins at the same point,

asked by Rbg on September 29, 2015
20. ## math

express your answer as a mixed number.. sam drives at a constant rate of 60 miles per hour how many hours will it take him to drive 210 miles?

asked by bamawam on September 25, 2008
21. ## CALC

If 42600 dollars is invested at an interest rate of 5 percent per year, compounded semiannually. What does semiannually mean? to find the values at 5 years would you just multiply?

asked by Paisley on March 24, 2009
22. ## chemistry

If it takes 30 seconds for a reactant concentration to decrease from 1.0 M to 0.5 M in a first-order chemical reaction, then what is the rate constant for the reaction? A. 43 s–1 B. 0.046 s–1 C. 0.023 s–1 D. 0.033 s–1

asked by Cortney on March 25, 2015
23. ## MATH

The rental rate on a car is \$40.00 per day and 30¢ per mile. How much does Raoul pay for renting this car for 2 days and driving a total of 150 miles?

asked by Anonymous on January 22, 2013
24. ## Algebra

A hot air balloon begins its descent at a rate of 22 1/2 feet per minute. How long will it take for the balloons elevation to change by -315 feet?

asked by Will on September 21, 2015
25. ## finance

There is a preferred stock that pays a dividend of \$5.00 at the end of each year. The stock sells for \$60.00 a share. What is the oreferred stocks require rate of return?

asked by wynonna on January 13, 2008
26. ## precalc11

arctic games held every 2 years. in 1970 it had 700 competitors in 2000 it had 2000. determine the ANNUAL growth rate. Helpppppppp!

asked by ISOSMEXY on February 14, 2016
27. ## physics

A car traveling 59 km/h accelerates at the rate of 8 m/s2. How many seconds are required for the car to reach a speed of 90 km/h? ENTER NUMBERS ONLY (ONE DECIMAL PLACE). NO UNITS

asked by prabh on January 31, 2011
28. ## math

find the interest rate to the nearest hundredth of a percent that will produce \$2500, if \$2000 is left at interest compounded semiannually for 4.5 year

asked by amber on October 23, 2012
29. ## PHYSICS

A small mouse is dropped by a hawk who is ascending straight up at constant rate of 1.0 m/s. Neglecting air friction, after 2.0 seconds, what is the velocity of the mouse?

asked by Anonymous on January 20, 2011
30. ## finance

Calculate the rate of interest compounded yearly (j) equivalent to 8% pa compounded quarterly. Give your answer as a percentage per annum to 3 decimal places.

asked by Michelle on April 24, 2010
31. ## math

At approximately what rate would you have to invest a lump-sum amount today if you need the amount to triple in six years, assuming interest is compounded annually?

asked by Casey on May 4, 2011
32. ## Psychiatry

what is the umemployment rate among psychiatrists? I searched on this, and found nothing. I suspect there are no statistics being kept. If you find the answer, please post it and the source, I find this question intriguing. Thanks.

asked by Karen on September 1, 2006
33. ## Maths Mensuration

The inner circumference of a circular track is 220 m.The track is 7 m wide everywhere.Calculate the cost of putting up a fence along the outer circle at the rate of \$2 per metre.

asked by Vivek on August 19, 2016
34. ## math

Express each ratio as a unit rate.Round to the nearest tenth, if necesary. A: 400 feet in 52.4 seconds B: 184 meters in 38 seconds

asked by gary on December 13, 2012
35. ## Exponential Equations

The Bruce’s purchased \$2500 worth of GIC’s. How long, t, will it take for the investment to increase to \$3500, if the interest rate is 2.75%. T= 3500/2000 =1.4 t= 1.4/1+0.0275 What do I do from here

asked by Anonymous on April 1, 2015
36. ## Math

You have \$3000 in an account that yields a nominal return of 6%. If the inflation rate is 3%, how long will you have to leave your money in the account for it to double in real terms?

asked by Mark on September 26, 2017
37. ## Chemistry

Half life period of Ra226 is 1620 years calculate the decay rate of Ra226 in alpha particle per gram per sec

asked by Shilva on November 2, 2016
38. ## Economics

You have \$3000 in an account that yields a nominal return of 6%. If the inflation rate is 3%, how long will you have to leave your money in the account for it to double in real terms?

asked by Mark on September 26, 2017
39. ## Math

John invested \$2500, part at 8% and the rest at 12% per annum. The two parts earned equal amount of interest in one year. How much was invested at each rate?

asked by Me on March 25, 2010
40. ## math

A melting snowball has a radius that decreases 1/4 inch per hour.?Find the rate of change of the volume with respect to time when the radius is 4in ?

asked by josh on November 6, 2016
41. ## Math

A squirrel is moving at a speed of 15 feet per second. At this rate, how long will it take the squirrel to travel one mile? Convert answer into minutes, to the nearest tenth.

asked by Jamie on May 9, 2013
42. ## calculus

h(t)=cot t a.) [pi/4,3pi/4] b.) [pi/6,pi/2] Find the average rate of change of the function over the give n interval and intervals. Please show step by step instructions. Thanks

asked by emmanuel on August 27, 2017
43. ## chemistry

The decomposition reaction, x-->products, is second-order with rate constant k=0.0183 L/(s)(mol). How long will it take for the decomposition to be 95% complete, if the intitial concentration of X is 1.25mol/L? Thanks

asked by Jin on June 18, 2014

I bought 200 shares of stock in June of 1999 for \$8,562.00 and sold them in June of 2009 for \$11,582.00. What is my rate of return? My answer is 35.27%

asked by Steve on March 6, 2018
45. ## Physics

If someone could point me in the right direction-please!!! A car with an initial speed of 4.30m/s accerlerates uniformly at the rate of 3.00 m/s ^2. Find final speed after 5.00s. Thanks for any help you can provide.

asked by Andrea on September 5, 2010
46. ## Finance

A financial analyst tells you that investing in stocks will allow you to triple your money in 15 years. What annual rate of return is the analyst assuming you can earn?

asked by Anonymous on May 24, 2011
47. ## physics

A Ferris wheel with a radius of 9.61 m rotates at a constant rate, completing one revolution every 34.1 s. Calculate the magnitude of a passenger's acceleraton when at the top of the wheel.

asked by Emily on November 1, 2009
48. ## math

A local bank offers an investment option with a simple interest rate of 3.60% per annum. If you invest \$3200.00, how much interest will you earn in 7 years?

asked by Synthia on June 4, 2014

COLA raises are linked to : A. Your growth income B. Your net income C. Federal treasury interest rates D. The national inflation rate I got D. What do you think?

asked by ciara on October 1, 2011
50. ## Math

A faucet is leaking at a rate of 4.2 milliliter per minute. How many gallons of water does the faucet leak per day? Use 1 L = 0.26 gal. Explain how you solved this problem

asked by Andrew on October 26, 2017
51. ## Physics

A certain car is capable of accelerating at a uniform rate of 0.85m/s2. What is the magnitude of the car's displacement as it accelerates uniformly from a speed of 83km/h to one of 94km/h?

asked by Timmi on February 8, 2011
52. ## math

One week Laura earned a total of \$350. Of that amount \$245 were tips. If she worked a 30-hour week, what was the hourly rate she received?

asked by aquiallah on August 23, 2013
53. ## math

If an annuity was set up for semiannual payments at the beginning of each period in the amount of \$1,478, what would be the value of this annuity after 9 ½ years with interest compounded daily at a rate of 3.75%

asked by meme on December 12, 2010
54. ## math

If you purchase an item for \$1,294 at an interest rate of 9.8%, and you finance it for 1 year, how much is the amount of add-on interest? (Round your answer to the nearest dollar.) \$ 1

asked by Anonymous on August 20, 2012
55. ## Chem8

The decomposition of XY is second-order in XY and has a rate constant of 0.00895 M-1s-1 at a certain temperature. If the initial concentration of XY is 0.194 M, how long (in seconds) will it take for the concentration to decrease to 0.047 M?

asked by Ryan on May 2, 2011
56. ## Finance

Suppose the market risk premium is 6.5% and the risk-free interest rate is 5%. Calculate the cost of capital of investing in a project with a beta of 1.2.

asked by Anonymous on August 2, 2010
57. ## Calculus

A tumor is assumed to be roughly spherical. If the radius R is found to be increasing at the rate of 0.5 mm/day when the radius is R=2 mm, how fast is the volume changing at this time?

asked by L.S. on December 14, 2011
58. ## math

true or false? Money in a bank account earning compound interest at an annual rate of 5% represents an example of linear growth? I say True...

asked by issa on November 27, 2011
59. ## math

If you purchase an item for \$1,294 at an interest rate of 9.8%, and you finance it for 1 year, how much is the amount of add-on interest? (Round your answer to the nearest dollar.) \$ 1

asked by Anonymous on August 20, 2012
60. ## Chemistry

The reaction 2NO2--->2NO+O2 has the rate constant k= 0.68 m-1s-1. If the initial concentration of NO2 is 9.30×10−2 M, how long it would take for the concentration to decrease to 2.00×10−2 M ? please answer and show the steps

asked by Jeremy on February 9, 2012
61. ## Math

in 1626 peter minuit purchase manhattan island for \$24. Assuming an exponential rate of inflation of 6% per year, how much will manhattan be worth in 2013 ?

asked by Lall on September 8, 2014
62. ## math

Sally has a balance of \$2845 on her credit card. What rate of simple interest is she being charged if she must pay \$26.19 interest for the 12 days her payment is late?

asked by Gina on April 17, 2015
63. ## Math

A man collected \$28500 on a loan of \$25000 he made 4 years ago. If he charged simple interest, what was the yearly interest rate?

asked by Brian on November 13, 2010
64. ## physics

A coolant fluid has a latent heat of evaporation of 234 kj/kg . If the pump rate is 2250g per minute. How much thermal heat is removed each hour?

asked by Aliya on November 7, 2014
65. ## Math

A river flows at the rate of 2 mph. If a motorboat can travel 12 miles upstream and return in a total of 2.5 hours, what is the speed of the motorboat in still water?

asked by Anonymous on April 11, 2011
66. ## Financial Management

XYZ International’s bonds mature in 12 years and pay 7% interest annually. If you purchase the bonds for \$1,150, what is your expected rate of return?

asked by Simone on March 25, 2011
67. ## algebra

a loan of 22,823 was repaid at the end of 12 months. What size repayment check (principal and interest) was written , if a 10.7 % annual rate of interest?

asked by beechst on October 23, 2011
68. ## Chemistry

Express the rate of the reaction 2C2H6 + 7O2 -> 4CO2 + 6H2O in terms of: a. Delta [C2H6] b. Delta [CO2] Show work please

asked by Angel on April 1, 2011
69. ## consumer math

phil smith is a car salesman last week his total sales amounted to 27.650.00 and he received 1.382.50 in commission what is his rate of commission

asked by darlene on August 10, 2013
70. ## Math. Increases again

The worlds pop in 1970 is estimated to be 3.7*10^9. The yearly growth rate is approximately 2%. How large would the world's pop be in 1980? Would i use log functions? please help.

asked by Casey on October 13, 2012
71. ## math

june made a initial deposit of 4700 in an account assuming an interest rate of 12% compounded quarterly how much will the account be worth in 10 years

asked by denise on December 10, 2012
72. ## pre-algebra

thomas borrowed \$4800 to buy a new car. he will be paying \$96 each month for the next 60 months. find the simple interest rate for his car loan.

asked by Cassandra on March 15, 2012
73. ## Math

A sum of \$850 is invested for 10 years and the interest is compounded quarterly. There is \$1100 in the account at the end of 10 years. What is the nominal annual rate?

asked by Samantha E on February 29, 2016
74. ## Consumer Math

On your last credit card statement, you had a previous balance of \$567.18, payments of \$120, a periodic rate of 1.56 percent, and new charges totaling \$45.17. What is your new balance?

asked by Taylor on March 26, 2013
75. ## Math: Compounded Interest

A principal of \$200 is invested at 5% interest rate annually. Determine the future value in 3 months' time if compounded: (a) Semi-annually (b) Quarterly

asked by Aurora on June 25, 2015
76. ## algebra interest word problem

Steve Marino borrowed \$500 from his credit union for 2 years. The simple that he paid was \$52.90. What simple interest rate was Jeff charged?

asked by Jordan on March 9, 2009
77. ## Geography

"As stormwater travels faster in creeks, it would enter the ocean at a faster rate, therefore, having the potential to strip away sand and erode the shoreline" Is this correct?

asked by Isabelle on September 6, 2015
78. ## math

If you purchase an item for \$1,263 at an interest rate of 9.8%, and you finance it for 1 year, how much is the amount of add-on interest? (Round your answer to the nearest dollar.)

asked by said on July 26, 2011
79. ## Economics

What compound annual growth rate is represented by these figures? (Show working). China`s GDP was \$1.9 trillion in 2004 and \$10.3 trillion in 2014

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

A subway train starts from rest at a station and accelerates at a rate of until it stops at the next station. Find the distance covered. xtot=1800m

asked by Light on August 14, 2016
81. ## math

Solve the problem. A cruise boat travels 48 miles downstream in 3 hours and returns upstream in 6 hours. Find the rate of the stream.

asked by anthony on March 20, 2009
82. ## consumer math

6. These items were on Cyril's last credit card statement. Last Balance Payment Periodic Rate New Charges \$567.18 \$120.00 1.56% \$45.17 What is his new balance? (Points : 1)

asked by josh on February 22, 2012
83. ## math

if a river flows south at 10 km/h and a boat moves north against the current at a rate of 18km/hr, what is the net actual speed of the boat in the water

asked by salman on January 27, 2013

I am not sure how to set up this two step problem. How many hours would you have to ride your bike at 10 mi/hr to burn 550 calories? Cycling at a rate of 10 mi/h burns 5.5 calories per minute.

85. ## precalc

A is accumulated amount investing after p principal for t years at and interest rate of r compounded anually k is times per year. P=\$1500, r= 7%, t=6 P=1500, r=7%,t=5,k=4 P=\$1250, r=5.4%,t=6

asked by kevin on June 12, 2011
86. ## physics

A coolant fluid has a latent heat of evaporation of 234 kj/kg . If the pump rate is 2250g per minute. How much thermal heat is removed each hour?

asked by Aliya on November 9, 2014
87. ## Math

Mr. Micthell invested \$16000, part at 8%, and the remainder at 6%. If the total yearly interest from these investments was \$1180, find the amount invested at each rate.

asked by Yakima on February 17, 2012
88. ## Math

A full 355 mL can of Coke is leaking at a rate of 5mL per minute into an empty can. How long will it take for the two cans to have the same amount m of Coke? Is the equation 335+5m= something? I'm not sure

asked by Coleson on September 24, 2014
89. ## algebra

write a linear equation to model the situation. you have walked 4 miles on a trail. you continue to walk at a rate of 3 miles per hour for 5 hours. please tell me how to do this!! thanks!

asked by rachel on October 18, 2009
90. ## College Algebra

Find the time required for an investment of 5000 dollars to grow to 7900 dollars at an interest rate of 7.5% per year, compounded quarterly

asked by Marina on September 24, 2015
91. ## finance

If you invested \$1000 today at a rate of 5% for five years, and periodically you withdrew the interest earned, what type of interest is calculated for during the term of the investment?

asked by kay on May 1, 2011
92. ## maths

A bicycle wheel makes 240 revolution in 2 minutes.(a)At what rate is the wheel turning?Give the answer in numbers of revolutions per minute.

93. ## math

if the rate for radioactive decay for a substance is r=-.0063 and time is being measured in days how do you find the half-life of the substance to the nearest hour?

asked by mike on March 30, 2009
94. ## physics

A constant torque of 20 N.m is applied to a wheel pivoted on a fixed axis. At what rate is power being furnished to the wheel when it is rotating at 0.5 rev/sec?

asked by Maa on December 4, 2010
95. ## Science

The fastest growing plant on record is the hesperoyucca whipplei suppose a plant of this type grows 2.5 m in 14 days, what is the growth rate in micrometer per second?

asked by Marwa on October 2, 2016
96. ## science

the observed differene in density between continental crust and oceanic crust is most likely due to differences in their a. composition b. thickness b.porosity d. rate of cooling

asked by Angie on March 4, 2009
97. ## Math

Mona opened a savings account with a \$500 deposit and a simple interest rate of 5.6%. If there were no deposits or withdrawals, how much money is in the account after 8/1/2  years

asked by maggie on February 3, 2014
98. ## Math

Find a unit rate for number of parts manufactured per hour if 1628 parts are made in seven hours round to the nearest integer

asked by Sam on March 15, 2012
99. ## Physics

A glass window pane has an area of 3.50 m2 and a thickness of 0.600 cm. If the temperature difference between its surfaces is 23.0°C, what is the rate of energy transfer by conduction through the window?

asked by Sarah on April 22, 2014
100. ## math

Eden finances a purchase of \$611.03 by making monthly payments of \$26.17 for 2 1/2 years. What annual interest rate, compounded monthly, is she being charged?

asked by alex on June 10, 2013