Posts by bo

Total # Posts: 107

Math
your receipt shows that you paid $82.83 for a shirt including sales tax. The sales tax rate is 9%. find the amount you paid in sales tax

Math
Americans spent an average of 13.6% of their monthly earnings on mortgage payments, whish represented a 41% decrease from the value . what percentage of monthly earnings did Americans spend on mortgage payments.

Math
in a survey of 900 people, 620 approved of the current mayor. Judging from this sample, what is the mayor's percentage approval?

math
thank you

math
calculate the relative change in population if the year is 2000 with 281.42 million population to year 2010 with population of 308.75. please help.

Math
the number of housing foreclosures in 2009 was 3.998 million, up 81% over 2007. what was the relative change?

Math
If Sam paid 109% of the price, then the sales tax rate was what %?

Math
If a price increased from $4 to $5, then the new price $5 is what % of the original price. What was the relative change in Price? ____% ________

Math
thanks Bobpursley

Math
the wholesale price of the shows was 62% of their retail price. therefore the wholesale price was what % less than the retail price of the shoes?

Math
i came up with 10 pounds per person per month.

Math
Americans consume an estimated 38 billion pounds of fresh fruit per year. Express this quantity in terms of pounds per person per month. (Use a population of 315 million)

Math
In 2012 there were approximately 31,700 firearms fatalities. express this quantity in deaths per hour.

Math
thank you so very much.

Math
Given that the Consumer Price Index was 72.6 in 1979 and 82.4 in 1980, find the inflation rate from 1979 to 1980 to the nearest hundredth of a percent.

Math
thank you, i also got the same answer. :-)

Math
dollars per foreign = peso 0.07855 and foreign per dollar is 12.73. if gasoline is $2.10 per gallon, what is the price in pesos per liter?

Math
what is the increase in $400.00

Math
please explain to me how you got the answer.

Math
the interest rate on car loans increase from 8% to 9%. Although this is a rise of only 1 percentage point, you will be paying ____% more in interest on your loan. If your interest payment was $400, what would it be with the increase?

Math
thank you so much.

Math
62.76923077 ?

Math
If there are 325 million people in the U.S. and it is predicted that the national debt will reach $20.4 trillion. and every one was ordered to pay their equal portion of th debt, how much would you owe?

Math
1200 sq ft.

Math
a party room measures 80 feet by 60 feet. If the dance floor takes up 25% of the party room, how many square feet of floor space does the dance floor have?

Math
thank you.

Math
12.3

Math
at a conference, 15% of the attendees were women. If 70 men attended the conference, how many were women?

Math
$17,592.59 ?

The End of the Cold War
Roman lol I know u

Math
I am a multiple of 9 if you divide me by 8 there is 7 remaining

Math
A model car has a scale factor of 1/64 The diameter of a tire on the model is 0.42 inches the diameter of the tire on an actual car must be _ inches

Precal
b^2=13^+8^2-2(13)(8)cos135

Math
thank you how do I set the the third question to get the answer.

Math
If a rock falls from a height of 50 meters on​ Earth, the height H​ (in meters) after x seconds is approximately H(x)=50-4.9x^2 1. ​What is the height of the rock when x=1.6 ​seconds? 2. ​When is the height of the rock 5 meters? 3. When does the ...

math
You are cbeating you terd breathe

fractions
Kevin bought a pizza that it was 2/3 onions and 2/3 mushrooms explain why this is possible

algebra 1
A very old vending machine accepts only nickels (n) and dimes (d). Candy costs up to $0.50, but sometimes the machine will dispense candy without any coins being inserted into the machine. Which inequality shows all of the ways to obtain a candy bar from the machine?

math
What is the d value of the following arithmetic sequence? 5, 2, -1, -4, -7,… A. 3 B. -3 C. 4 D. -4

Physics
Starting with an initial speed of 5.00 m/s at a height of 0.335 m, a 1.75-kg ball swings downward and strikes a 4.40-kg ball that is at rest, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find the speed of the 1.75-kg ball just before ...

calculus
h(t) = -1/3t^3 + 4t^2 + 20t +2, f or >- 2

Statics
.7257

programming c#
how do I Write a two class application that has a one-dimensional array as a data member. The array stores temperatures for any given week. Provide constructors for instantiating the class and methods to return the highest temperature, lowest temperature, average temperature, ...

Algebra 1
I have to get this last problem done it's for my project here's the problem: solve by completing the square method x 2- 12x =-11

Algebra
A state's license plates consist of four letters followed by three numerals, and 241 letter arrangements are not allowed. How many plates can the state issue?

Math
What is the maximum broadcasting from a radio tower 1800 feet tall( approximately 0.34 mile)? The radius of Earth is approximately 3960 miles, and you can assume the ground around the tower is nearly flat. Round your answer to the nearest 10 miles.

A2T
From 1971-1995 avg # transistors modeled by n=2300(1.07)^t, where t is # of years since 1971. Estimate # of transistors in 1998 (round to nearest integer) Does anyone know how to set up this equation?

A2T
From 1971-1995 avg # transistors modeled by n=2300(1.07)^t, where t is # of years since 1971. Estimate # of transistors in 1998 (round to nearest integer) Does anyone know how to set up this equation?

phs
25

Anthropology
What are economic aspects of globalization?

physics
3. A satellite of mass 500 kg orbits the Earth with a period of 6000 s. The Earth has a mass of 5.98 x 1024 kg. (a) Calculate the magnitude of the Earth's gravitational force on the satellite. (b) Determine the altitude of the satellite above the Earth's surface.

Physics
7. A stock person at the local grocery store has the job of 1) picking up boxes of tomatoes from the stockroom floor, 2) accelerating to a comfortable speed, 3) Carrying the boxes to the tomato display at constant speed, 4) decelerating to a stop, and 5) lowering the boxes ...

algebra
267ft

Chem Hmwrk
good job you did it

literature
to king hygelac

math - algebra 1
have 5 problems they are simplifying and write standard form #1 (5c-9)(5c+1)

math
in circle p below the lengths of the parallel chords are 20,16, and 12. Find measure of arc AB..... the chord with a length of 20 is the diameter. the chords with lengths 16 and 12 are below the diameter torwards the bottom of the circle. arc AB is the arc made up of the ...

math
What is 30 inches increased by 30%?

Geometry. HELP!!
yall dum

psychology
You are conducting research on sex differences in e-mails. Your hypothesis is that men use more declarative statements and women use more questions. Answer each of the following questions. • What might be the advantages of using the archival method?

science
0.39 kJ/kg degree C

science
0.391

AP Physics
2) The helium is caused by alpha particles gaining electrons. The mass change comes from the radiation that is given off

Chemistry
how to calculate number calories to heat 285 grams h2o

math/science
If a fish can swim short distances at 48km/h, how long would the fish take to reach a smaller fish that is 3m away?

Math EASY
dont know

7th grade
10 cm long,10 cm wide,and 10 cm high

psychology
are conducting research on the length of time it takes customers to select items in a grocery store

10th grade
285 cm

english
sentences using similes that describe waiting for a bus

math
Two rational numbers with the sum of 1, product of -6/25 and quotient of -6. ( I have been working on this for a long time but I can't figure it out!)

Science
Explain why every substance has a characteristic density, but no substance has a characteristic mass.

Historical Lit Classic
Has anyone here either read Herodotus' The Histories or gained a familiar with what recent scholars have written about them? What has academia explored within the last few decades in major journals that would be worth investigating?

science
is the Paricutin volcano in mexico still active?? please help me!!

science
is the Paricutin volcano in mexico still active??

science
what type of spectrum does the sun emit? where does nuclear fusion in the sun occur? if a star begins its evolution with 10 times the mass of the sun, but ends up with 2 times the mass of the sun, what type of object does it form?

math
specify the sets b roster {odd counting numbers less than 11}

DQ
What is factoring by grouping? When factoring a trinomial by grouping, why is it necessary to write the trinomial in four terms?

Algebra
What is factoring by grouping? When factoring a trinomial by grouping, why is it necessary to write the trinomial in four terms?

algebra 2
your on the same part as me i think is it find the zeros of the polynomial function

french reflexive verbs
i guess it would lol i think the endig doesnt make sence tho

french reflexive verbs
this is what you put i pretty sure I washed myself (F) I washed myself the hair I did not wash myself I did not wash myself them (?) does hair since in negative I always use of?

math
g(x)=-2x²+2x+4 find zeros of the polynomial function

math
f(x)=-3x²-14x=24 find the zeros of the polynomial function

math
thank you

math
s²-6s+8=0

math
f(x)=-x²+6x+27

who made this website?
not sure at all

spanish
quieren ir al café

Chemistry
what other acid indicators are there other than phenolphthalein? Are there any better indicators than phenolphthalein?

Calculus
If d/dx(f(3x^5))=9x^4, find f'(x) I can't figure out what this means

Organic chemistry
How many stereogenic carbon atoms does the alkaloid morphine have?

Econ
Assume that initially the IS curve is given by IS1: Y = 12-1.5T-30i+2G, and that the price level P is 1, and the LM curve is given by LM1: M= Y(1-i). Initially, the home interest rate equals the foreign interest rate of 10% or 0.1. Taxes and government spending both equal 2. -...

Econ
e) i believe i is the domestic interest rate and ([1/E]-1) is the expected depreciation and 0.10 is the foreign interest rate. E i think is the spot exchange rate. I don't get why its asking for foreign interest rate again?

Econ
Need help on this question, I tried the ones i know. a The consumption function is C = 1.5 + 0.75(Y-T). What is the marginal propensity to consume, MPC? What is the marginal propensity to save, MPS? ans: MPC=0.75 and MPS=1-MPC=0.25 correct? b The trade balance is TB = 5(1-[1/E...

Economics
For 2), if decrease in i, cause Exchange rate to depreciate in the foregin exchange market, which makes foreign goods more expensive, thus increaseing export, less import, Trade balance will increase, won't it?

Economics
I need help on some T/F questions. 1. A decrease in the foreign interest rate results in a shift to the left by the IS curve. 2. Home's trade balance surplus must increase as a result of a decrease in Home's interest rate. 3. Since investment I is a function of nominal...

Econ
What is the effect of the following shocks on the short-run level of national output? a A fall in interest rates? b An appreciation of the Home currency? c A tax cut? d A tax cut in Foreign? e A drop in consumer confidence (consumer want to spend less)? f News that imported ...

Economics
consumption function, C=5+0.75*(Y-T). Y is,national income and T is government taxes. a What is the marginal propensity to consume? b If disposable income is 100, what are consumers' savings? c What form might a "consumption shock" take given the structure of ...

Algebra
By what you wrote, all of my answer is wrong. My answer should be: (-2,1) and (10,oo)?

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