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August 21, 2014

Search: 1980's la

Number of results: 239

geology
Judging from the sizes of the before-and-after craters atop Mount St. Helens, which volcani event appears to have been more explosive, the last one before 1980, or that which occured in 1980? I thought it would be the one before 1980 since that would have created the upheaval ...
December 12, 2010 by m

Algebra
For 1980 through 1990, the average weekly earnings (in dollars)for workers in the United States can be modeled by E= 14.5t + 270, where t is the number of years since 1980. Approximate the average weekly earnings in 1980 and 1990. I am having trouble understanding what I have ...
August 25, 2005 by Jin

science
Since 1960, the gap between rich and poor, as measured by GNP per capita, has a. decreased, then increased since 1980. b. increased, then substantially decreased since 1980. c. increased, then substantially increased since 1980. d. decreased, then substantially decreased ...
September 3, 2013 by Esa

1980's la
Im writing a paper on the 1980 's but having trouble with coming up with 1 word to describe that decade? Can u help. ??
April 11, 2012 by Marko

Math
Solve. The population of a particular country was 29 million in 1980; in 1989, it was 36 million. The exponential growth function A=29e^kt describes the population of this country t years after 1980. Use the fact that 9 years after 1980 the population increased by 7 million to...
April 17, 2010 by Anonymous

Algebra
The population of Australia in x years after 1980 can be modeled by the function y=14.6*(1.014)^x. Estimate the population of Australia for each year. a) 1976 b) 1980 c) 1972 I am not sure of what to do. Help Please ?
April 26, 2009 by Nancy

Earth Science
Judging from the sizes of the before-and-after craters atop Mount St. Helens (Figs. 4.8 and 4.9 of the Lab book), which volcanic event appears to have been the more explosive, the last one before 1980, or that which occurred in 1980
March 8, 2010 by Anonymous

algebra 2
For 1980 through 1995, the number of degrees D(in thousands) earned by people in the united states and the percent of degrees P earned by women can be modeled by D=-0.096t^4+3t^3-27t^2+91t+1700 P=0.043t+49 where t is the number of years since 1980. A. Find a model that ...
February 23, 2008 by logan

math
the population of Concord in 1980 was 400 greater than half the population Euclid. The sum of the two populations was 29,600 less than twice the population of Euclid. What was the population of each city in 1980?
September 7, 2010 by Mike

9th grade Algebra
the population of Concord in 1980 was 400 greater than half the population Euclid. The sum of the two populations was 29,600 less than twice the population of Euclid. What was the population of each city in 1980?
September 7, 2010 by Mike

socio
pls help me on here. 1.) what is the total population of asia in 1980 and 2009. 2.) What is the total population of phillipines in 1980 and 2009. thanks. can't find it in web.
February 14, 2009 by konan

calculus
Let C(t) be the total value of US currency (coins and banknotes) in circulation at time. The table gives values of this function from 1980 to 2000, as of September 30, in billions of dollars. Estimate the value of C(1990) . t 1980 1985 1990 1995 2000 C(t) 129.9 187.3 271.9 409...
April 2, 2014 by juli

AE
Currently, U.S. schools use technology significantly more than they did in the past. Research the use of technology in schools from 1980 until present day. Fill in the timeline below with events to depict the changes in school technology since 1980. Can you help me find soem ...
June 19, 2009 by scooby91320002

math
Suburban Population. The following charts show the populations for two suburbs from 1980 to 1990, where x = 0 correspond to 1980, x = 2 correspond to 1982, and so on. Year x Suburb 1 y Year x Suburb 2 y 0 12,690 0 23,112 2 12,071 2 23,893 4 13,463 4 24,674 6 13,867 6 25,455 8 ...
July 17, 2011 by grace

math
In 1980, the population of a certain country was about 161 000. since then the population has decreased about 1% per year. a. find an equation to model the population since 1980 b. estimate the population in 1990 c. suppose the current trend continues. predict the population ...
November 16, 2011 by jefferson

probability
n 1980 (before the era of in-vitro fertilization), there were 3,612,258 births in the United States (according to the U.S. Census Bureau), of which 68,339 births were to twins and 1,337 births were to triplets or more. What was the probability of having multiples (twins or ...
July 2, 2013 by Karthik

algebra 2 problem...still having trouble!!!
someone tried to help me but i still cant get the right answer....here it goes again!! For 1980 through 1995, the number of degrees D (in thousands) earned by people in the united states and the percent of degrees P earned by women can be modeled by D=-.096t^4 +3t^3-27t^2+91t+...
February 23, 2008 by logan

Math
The population of Bumpton increased by 10% from 1980 to 1990 and decreased by 10% from 1990 to 2000 what is the net percent change in the population on Bumpton from 1980 to 2000 ?
July 6, 2009 by Jay

College Algebra
An amount of $500 was invested in 1970 and the investment grew as shown in the following table. The average rate of change of the investment between 1975 and 1980 is ___ per year. Year 1970 1975 1980 1985 Capital 500 966 1856 3578
January 29, 2009 by Gayla

Calc
Year 1940 1950 1960 1970 1980 Rate of change (million people per year) 29 49 67 76 98 If the population in 1940 were 2158 million and if the population in 1980 were 4846 million, what would be the true total change in population?
July 17, 2014 by Anonymous

statistics
In 1980 (before the era of in-vitro fertilization), there were 3,612,258 births in the United States (according to the U.S. Census Bureau), of which 68,339 births were to twins and 1,337 births were to triplets or more. What was the probability of having multiples (twins or ...
June 19, 2013 by f

Algebra
In 1980 median family income was about $18,000 and in 2000 it was 40,000. (a) Find slope of line passing through points (1980, 18,000) and (2000, 40,000) (b) Interperate slope as a rate of change (c) If the trend continues, estimate the median family income in 2006.
March 9, 2013 by Ruth

algebra
In 1920 the record for a certain race was 46.5 seconds. in 1980 it was 45.3 seconds let R(t) = the record in the race and t=the number of years since 1920 R(t) = 46.5 - t*0.02 what is the predicted record in 2003? 44.84 what is the predicted record in 2006?44.78 what year will...
July 24, 2011 by kelly

Math
1). In 1968, vehicle emision standards allowed 6.3 hydrocarbons released per mile driven. By 1980, the standards allowed only 0.41 hydrocarbons per mile driven. What was the rate of change from 1968 to 1980?
December 13, 2010 by Sherkyra8645

Calculus
The population of a region is growing exponentially. There were 40 million people in 1980 (when t=0) and 50 million people in 1990. Find an exponential model for the population (in millions of people) at any time t, in years after 1980. P(t)= Predicted population in the year ...
October 6, 2009 by Z32

ENG
WHICH IS CORRECT -HE AGAIN VISITED INDIA ON AUGUST 1980 OR HE AGAIN VISITED INDIA IN AUGUST 1980
September 19, 2013 by help(in much need)

education
Currently, U.S. schools use technology significantly more than they did in the past. Research the use of technology in schools from 1980 until present day. Fill in the timeline below with events to depict the changes in school technology since 1980. You need to discuss a ...
July 8, 2009 by Sueann

Math
The table below gives the educational attainment of the U.S. population 25 years and older since 1960. Males- Percentage with 4 years of highschool 1960 39.5% 1970 51.9% 1980 67.3% 1990 77.7% 2000 84.2% 2004 84.8% Percentage with 4 years of college or more 1960 9.7% 1970 13.5...
November 25, 2010 by Jessica

math
in 1968, vehicle emmision standards allowed 6.3 hydrocarbons released per mile driven. By 1980, the standards allowed only .41 hydrocarbons released per mile driven. What was the rate of change from 1968 to 1980?
March 29, 2012 by Anonymous

calculus
I solved this problem, can someone check it to make sure I did it right. There are two parts to this intrepation and estimate of the value. Let C(t) be the total value of the US currency (coins and banknotes) in circulation at time, t. The table gives values of this function ...
March 16, 2011 by Janet

AE ...
Currently, U.S. schools use technology significantly more than they did in the past. Research the use of technology in schools from 1980 until present day. Fill in the timeline below with events to depict the changes in school technology since 1980. You need to discuss a ...
June 19, 2009 by scooby91320002

Math
There were 7,404,000 unemployed American workers in 1995. In 1980, there were 7,637,000 Americans unemployed. a. What was the average change in unemployment for each of these 15 years? b. If this decline continues at the same rate, how many Americans will be unemployed in the ...
September 17, 2006 by Mariyka

AED
Axia College Material Appendix D Technology Use Timeline Currently, U.S. schools use technology significantly more than they did in the past. Research the use of technology in schools from 1980 until present day. Fill in the timeline below with events to depict the changes in ...
May 12, 2008 by Dawn

Web Design
how has the internet changed since 1980?
August 19, 2011 by Josh

math
In 1980, the computer hard disk had a maximum capacity of 10 to the 7th power bytes. In 2000 computer hard disk capacity had increased to 10 to the 11th power bytes. By what factor had hard disk capacity increased between 1980 and 2000?
January 7, 2013 by rachel

Biology
Iwas woudnering if you could help me with this problem. The answer key says that the answer is D and I have no idea why. The chart, included in the link, reads off a value of about .5 for the G locus for the year 1980 Finding the percent heterozygous should be as sipmle as 2(....
July 4, 2010 by Kate

Social
What did Canada do in the 1980's to try to promote economic growth??
May 5, 2008 by Robynn

english
i need help on a timeline of changes in technology in schools from 1980 to present
November 12, 2009 by stacy

calculus
writing an exponential equation The function gives the value of a home in dollars in the year 1980 + t. Write an equation that can be used to determine the year in which the value of the home reached $100,000? Use ^ to denote an exponent. Do not solve the equation and do not ...
September 5, 2006 by Joshua

Civics PLEASE HELP
Where can I find info on the National Board Of Directors from 1974 - 1980
April 21, 2009 by pretty girl

History
What special events occurred during the 1980’s involving our government?
January 25, 2013 by Kim

computer timelines
what was the different types of technology in school in 1980 until 2000
August 23, 2013 by lucille serrano

calculus
Evaluating an exponential function The function gives the value of a home in dollars in the year 1980 + t. What was the value of the home in 1988? Round your answer to the nearest whole dollar amount and give units. You would evaluate for t=8. The units should be dollars. Your...
September 5, 2006 by Joshua

science
Between 1960 through 1980 which year produced the greatest percentage of fish?
April 19, 2010 by Alice

US history
what role did the moral majority play in the conservative movement of the 1970s and early 1980?
May 17, 2010 by Emerald

Social Studies
How have the uses of Bamboo changed since 1980 until now?
January 5, 2011 by Jordan

History
What are the 10 MOST special events occurred during the 1980’s involving our government?
January 27, 2013 by Kim

socials 11 (post war 1946-1980)
what was the extent of Canada's involvement in the Marshall Plan?
July 17, 2013 by alyssa

social study
10 racially motivated and historical events that made an mpact on the country from 1980-2000
October 28, 2007 by adei

social studies
Give two factors that explain the changes in family organization between 1900 and 1980.
March 2, 2010 by jennifer

Geometry
The sum of the measures of the angles of a polygon with n sides is given. Find n. 32) 180 33) 1080 34) 1980 35) 2880
March 17, 2011 by Matthew

History
The revolt in Hungary (1956), the demonstrations in Czechoslovakia(1968), and the formation of Solidarity in Poland (1980's) are similar in that they
May 1, 2011 by Molly

math
calculate the average percent 1970 1980 1990 2000 17.2 17.3 17.1 16.6 do you add them all together then divide by 4
April 30, 2012 by deb

college english
How to correct this sentence Since 1980, the aids epidemic has continued to spread widely throughout the world.
October 1, 2008 by jamie

science
which year would you pridect produced the greastest percentage of fish? 1970, 1975, 1993, 1980, 1960?
January 15, 2009 by gloria

science
which year would you predict produced the greatest percentage of fish? 1970, 1975, 1993, 1980, 1960
August 18, 2010 by pashion

Language arts and writing
The first compact microwave ovens were sold in 1960. Everybody didn't use them until the 1980's.
February 6, 2012 by Jose

calculus
please help me Asap In 1970, the total enrollment in public universities and colleges in a country was 5.1 million students. By 2004, enrollment had risen to 14.3 million students. Assume enrollment can be modeled by exponential growth. (a) Estimate the total enrollments in ...
May 16, 2013 by jeff

algebra
A certain country's population P(t), in millions, t years after 1980 can be approximated by P(t) = 2.495(1.019)^t. Find the doubling time.
May 7, 2010 by inez

History
4. Which of the following influenced the presidential election of 1980? high inflation low gas prices racial tensions *a war with Iraq Thank You.
April 18, 2013 by James

challenging math problems! :]
1. a total of 120 numbers can be formed using all 5 digits 1, 2, 3, 4, and 5. If these numbers are arranged in increasing order 12 345, 12 453, up to 54, 321, which one is the 75th number in this order? *can someone tell me how to do this problem???^) 2. Jane cycles to work ...
December 14, 2006 by gary

English----Novel
I am looking for a novel that's set in the 1980--1999 in Zimbabwe. Any recommendation is appreciated.
May 30, 2011 by May

Macroeconomics
Briefly discuss the importance of the Depository Institutions Deregulation and Monetary Control Act of 1980. Do a little research, then take a shot. Tell us what you think.
June 14, 2007 by Anonymous1

history
desribe the social, economic, and political composition of the decade of corporate greed and how it affected the political climate of the 1980's.
October 19, 2008 by Anonymous

economics
It is based on the idea the the velocity of money is constant. Monetarist advocated such a policy in the 1970's and Volcker tried it around 1980 and it a did not work so no one advocates it any more.
February 26, 2010 by eric

History
I need information on technology in the criminal justice system in 1970-1980; such as the finger print system and other technological things that were developed
November 5, 2009 by Brandon

algebra
the function w(x)=-0.01x^2+0.27x+9.20 can be used to estimate the number of workers in the US, x years after 1980. How many workers were there in 1995? please show work. a. 9.2 M b. 10.4M c. 11M d. 15.5M
November 15, 2010 by Math is TOUGH

Math. Increases
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? Please show work. Thanks :)
October 13, 2012 by Casey

Government/Social Studies
I have to locate information about racially motivated events and/or crimes that occurred between 1980 - 2000, that resulted in changes in the law or school policies. Where do I start? Please help!!
October 25, 2007 by Irene

History
How does the Quiet Revolution 1960, PQ was elected 1976, referendum 1980, constitution 1982, assimilation 1840, plains of abraham 1759, Distinct society- 1990 Cobtributed to the rise of seperatism in Quebec?
January 13, 2011 by Anonymous

continuous compounding?
$50,000 that was invested in 1970 was worth $134,100 in 1980. What annual interest rate did this investment earn in that 10 year period? Assume continous compounding.
February 2, 2011 by Grace

American Government
The president's fast track authority was revoked in _____ but restored in _____. 1.)1978, 1995 2.)1945, 1965 3.)1980, 1987 My answer4.)1994, 2002
March 7, 2012 by Abigail

uvi St Thomas VI
There were 2,553 live births in the VI in 1980 and 1,649 in 2005 What formula should be used to calculate the percent change in the number of persons living in the VI from 2000 to 2005
September 18, 2012 by Cynthia Todman

math
in the figure above,about how much did the sales of the product increase from 1979 to 1980? 1] 900 2] 2,500 3] 90,000 4]160,000 5] 250,000 please help me
November 15, 2012 by nerline 2

math
What is the sum of the exterior angles in a regular 13-gon? A. 152.3 degrees B. 1980 degrees C. 360 degrees D. 3960 degrees
May 5, 2013 by Cassidy

math
The population of a town is given by P =350t + 5000, where t is years after 1980. Teh input variable is what? and the Outpur variable is what? the ordered pairs are in the form of what. and what is the meanng of P(0) = 85000 in the context of this problem
September 9, 2012 by brenda

History
What are the 10 MOST special events occurred during the 1980’s involving our government? I know I already posted this question. Also the american best history site does not work so please don't give it to me.
January 27, 2013 by Kim

math
In 1980 in Montana the temperature rose from -32 degree's f to 50 degree's f in 12 hours. How much did the temperature increase?
August 30, 2012 by paul

math
In 1980 in Montana the temperature rose from -32 degree's f to 15 degree's f in 12 hours. How much did the temperature increase?
August 30, 2012 by paul

math
In 1980 in Montana the temperature rose from -32 degree's f to 15 degree's f in 12 hours. How much did the temperature increase? is it -47 or +47?
August 30, 2012 by paul

us history
((AN ERA OF LIMITS 1969-1980)) How were the relations between the United States and the Soviet Union different during this era? How were the relations the same?
June 22, 2011 by K

history
What event led Carter to impose a boycott on the 1980 summer Olympics? a. Soviet invasion of Afghanistan b. Chinese refusal to sign the SALT II treaty c. Iranian revolution d. Israeli cutoff of peace talks please help me with this
May 26, 2009 by y912f

Math :)
I need to write a linear function using the following data: Year Life Expectancy In Years 1940 62.5 1950 71.1 1960 73.1 1970 74.7 1980 77.5 1990 78.8 I know the formula is y=mx+b but im not sure how to determine that from what I have been given. Thanks for the help!!
December 10, 2013 by Kamie

Education/College
!954 to 1980 How did the laws intended to increase access , help to eliminate the challenges faced by disenfranchised groups and open doors for educational opportunities. Did these laws create additional issues that needed to be solved. If so how?
July 2, 2014 by Cathy

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.
October 13, 2012 by Casey

kuai or jai3
To the nearest million, the number of households in the U.S. having television sets was 4 million in 1950 and 76 million in 1980. Express the first number as a fraction of the second.
November 4, 2013 by rian

his 135
can anyone help me ? history is my worst class and we have 2 weeks left and im failing if i dont pass then i wont graduate can anyone help with a little clue? What was the social, economic, and political compisition of the decade of corporate greed and how did it affect the ...
April 3, 2010 by erika HELP PLEASE???

Algebra
The town of Appleville recorded the following dates and populations. YEAR POPULATION (in thousands) 1980 51.5 1985 53 1990 56 1995 62 Estimate the approximate population of Appleville in 1988 by finding an equation and then substituting.
April 22, 2011 by TJ

World History
What are main beliefs of the sunni verses the shiites? During the war of 1980, what were the Sunnis and Shiites relationship? Has is changed since the war? What is their affects on the war currently occuring in Iraq?
November 4, 2007 by Katie

Math
What is the answer to A basket with 12 apples has a mass of 3,105 grams. The same basket with 7 apples has a jhaad of 1980 grand each apple has the same mad what is the mess of the baskets?
October 24, 2011 by Anonymous

MTH233/statistics UOP
Industry 1980 1997 Agriculture 290 727 Mining 994 586 Construction 4,473 5,513 Manufacturing 21,165 18,633 Transportation 4,623 6,247 Trade 20,258 28,813 Finance and Insurance 5,295 7,367 Services 17,186 37,380 • • The table above shows the number of employees, in thousands, ...
July 22, 2010 by sue

Technology
I have to do an in depth report of American Media during the 1980's, 1990's, and the current decade. I have to compare the decades and how technology has changed how America gets its news. I am just asking for help finding website which might be of assistance to me. Thanks for...
November 27, 2007 by Spike

AED 201
I am looking for information on the use of technology in school. I need the 1st and 2nd event from 1980, 1990 and 2000. Ive been searching since yesterday. I do not want the answers, just pointed in the right direction. I guess im not searching right or something Thank you.
October 23, 2010 by Ann

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 change in monthly ...
October 20, 2009 by Marilyn

Calculus
How would i start this problem? The amount that workers contribute monthly for health care 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 instantaneous rate of ...
October 19, 2009 by Marilyn

chemistry
Before 1982 the US Mint cast penny coins from a copper and zinc mixture. If a 1980 penny weighs 3.051g and contains 0.153g zinc, what is the percent of copper in the coins?
January 26, 2011 by Twynna

chemistry
Before 1982 the US Mint cast penny coins from a copper and zinc mixture. If a 1980 penny weighs 3.051g and contains 0.153g zinc, what is the percent of copper in the coins?
January 26, 2011 by Twynna

Algebra help, check+ Help?
Advertising costs for the save more store increases by about 32,000 per year, 352,000 was spent on advenrtising in 1992, write an equation that gives the amount spent as a function of the number of years since 1980. So, you get. Y=32000x But, I don't know exactly where to go ...
December 1, 2010 by Allyson

American Government
Which is true regarding the nation’s environmental policy? a. The first major steps by the national government to clean up the environment began in the early 1900s. b. A majority of the public is sympathetic to environmentalism. I would say B is the answer.. correct? since the...
October 5, 2011 by HM

Algebra
The function w(x) = – 0.01x^2 + 0.27x + 8.60 can be used to estimate the number of selfemployed workers in the U.S., in millions, x years after 1980. How many self-employed workers were there in the year 1995? A. 9.8 million B. 10.4 million C. 11.15 million D. 14.9 million I ...
July 22, 2009 by Audrey

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