Fraction and corresponding percentage of residents

Assignment Help Mathematics
Reference no: EM131985774

In each statement below, like-terms have been correctly and incorrectly combined. Select the statement that has correctly combined like-terms.

  1. 8x-6=2x
  2. 2x+6x=8x^2
  3. 8x^2-5x^2=3x
  4. 6x^2-x^2=5x^2

A local city council member recently polled residents in her district about their perceptions of crime and safety in the area. She asked 240 residents to rate their area as safe, unsafe, or undecided. 168 residents said their area was safe, 24 residents said their area was unsafe, and 48 residents were undecided about their area's safety.  

Which of the following correctly states the fraction and corresponding percentage of residents who are undecided about their area's safety?

  1. 24/240 or 10%
  2. 48/240 or 20%
  3. 168/240 or 70%
  4. 72/240 or 30%

Reference no: EM131985774

Questions Cloud

Two different silicon wafer milling machines : You are evaluating two different silicon wafer milling machines. The Techron I costs $264,000, has a three-year life, a
What are most defining moments in african american history : What are three of the most defining moments in African American History from the 1500s until 1865? Cite all sources used for direct quotations.
Obtain an exponential decay model for the isotope : Carbon 14 has a life of 5,730 years. a) obtain an exponential decay model for the isotope in the form Q(t)=Qoe^-kt.
What is the net cost today of the cheapest option : You are interested in a new Ford Taurus. Suppose the market interest rate is 4%. What is the net cost today of the cheapest option?
Fraction and corresponding percentage of residents : Which of the following correctly states the fraction and corresponding percentage of residents who are undecided about their area's safety?
Senate committee of six democrats and five republicans : In how many ways can a subcommittee of four be chosen from a Senate committee of six Democrats and five Republicans if
Find the absolute man and min : Find the absolute man and min. If either exists, for each function on the indicated intervals.
What is the value of alpha stock : If investors require a 10% return, what is the value of Alpha stock?
Addresses the financial or economic perspective : Addresses the financial or economic perspective of corporate bailouts - what does that mean for the system when a bank fails nonetheless?

Reviews

Write a Review

Mathematics Questions & Answers

  Explain how multiplication and division of rational

describe how multiplication and division of rational expressions can be done. Provide examples to support your explanation.

  Vectors in three-dimensional space is linearly independent

In Exercises, determine if the set of m vectors in three-dimensional space is linearly independent by solving for the scalars c1, c2 ... cm in Theorem II.

  Find the total distance it travels

A ball drops from a height of 18 feet. Each time it hits the ground, it bounces up 50 percents of the height it fall. Assume it goes on forever, find the total distance it travels.

  Estimate the mean highway mileage for suvs

Even before the record gas prices during the summer of 2008, an article written by Will Lester of the Associated Press reported on a poll in which 80%.

  How many textbooks of each type were sold

A textbook store sold a combined total of 304 history and sociology textbooks in a week. The number of history textbooks sold was three times the number of sociology textbooks sold. How many textbooks of each type were sold?

  Write a problem to solve that can be translated to a system

Write a problem for a classmate to solve that can be translated to a system of two or more equations in at least two variables. Explain your answer.

  How many layers are there

A lumberjack has 4n + 110 logs in a pile consisting of n lay-ers. Each layer has two more logs than the layer directly above it. If the top layer has six logs, how many layers are there?

  Is it reasonable to include negative numbers in the range

Model each situation with a linear function and graph. Is it reasonable to include negative numbers in the range?

  Explain the elements of decision how does statistical

1. in management how important is it that you learn to use mathematics to solve problems? how valuable is an mba degree

  Maximizing the sustainable yield

Maximizing the Sustainable Yield, A lake has a carrying capacity of 10,000 fish. At the current level of fishing, 2000 fish per year are taken and the fish population seems to hold fairly steady at about 4000.

  Determining the gpa

A survey of 55 Duke University students asked about their GPA, number of hours they study at night, number of nights they go out, and their gender.

  What questionable assumptions are being made by eoq model

What questionable assumptions are being made by the EOQ model?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd