Math 012 Quiz 1
Fall 2016
Professor: Tara Wells
Name________________________________
Instructions: The quiz is worth 50 points. There are 10 problems, each worth 5 points. Your score on
the quiz will be converted to a percentage and posted in your assignment folder with
comments.
This quiz is open book and open notes, and you may take as long as you like on it
provided that you submit the quiz no later than the due date posted in our course schedule
of the syllabus. You may refer to your textbook, notes, and online classroom materials,
but you may not consult anyone.
You must show all of your work to receive full credit. If a problem does not seem to
require work, write a sentence or two to justify your answer.
Please type your work in your copy of the quiz, or if you prefer, create a document
containing your work. Scanned work is also acceptable. Be sure to include your name in
the document. Review instructions for submitting your quiz in the Quizzes Module.
If you have any questions, please contact me by e-mail (tara.wells@faculty.umuc.edu). At the end of your quiz you must include the following dated statement with your name typed in lieu of
a signature. Without this signed statement you will receive a zero.
I have completed this quiz myself, working independently and not consulting anyone except the instructor. I
have neither given nor received help on this quiz.
Name: Date: Please remember to show ALL of your work on every problem. Read the basic
rules for showing work below BEFORE you start working on the quiz.
a) Each step should show the complete expression or equation rather than a piece of it.
b) Each new step should follow logically from the previous step, following rules of algebra.
c) Each new step should be beneath the previous step.
d) The equal sign, =, should only connect equal numbers or expressions.
If you have questions about showing work, please ask. Math 012
Quiz 1 Page 2 Did you read the rules for showing work on page 1 of the quiz? If not, please go back to page
1 now and read them. If you do not show work correctly, you will not earn full credit.
1) Solve the equation below. Show all work following the methods discussed in class. If the
equation has a unique solution, please show the complete check of your answer.
2 ( 4 x−4 ) =−4(5+ x) 2) Solve the equation below. Show all work following the methods discussed in class. If the
equation has a unique solution, please show the complete check of your answer.
−3 (−7 v +3 )+ 8 v=5 v−4 (1−6 v ) Math 012
Quiz 1 Page 3 3) Solve the equation below. Show all work following the methods discussed in class. If the
equation has a unique solution, please show the complete check of your answer.
−5 5
3
= r−
8 4
2 ( ) 4) Solve the equation below. Show all work following the methods discussed in class. If the
equation has a unique solution, please show the complete check of your answer. ( −52 x− 32 )= −32 + x − Math 012
Quiz 1 Page 4 5) Solve the equation below. Show all work following the methods discussed in class. If the
equation has a unique solution, please show the complete check of your answer.
x+ 5 y =3 for y General instructions for #6 - #10:
Please include the following in your work on each word problem:
a) A statement defining any unknown quantities in the problem in terms of variables.
b) An equation involving the variable(s) corresponding to the information given in the problem.
c) A complete solution to the equation, showing all work.
d) A complete answer to the question asked, including appropriate units.
6) The number of kilograms of water in a person’s body varies directly as the person’s mass. A
person with a mass of 96 kg contains 64 kg of water. How many kilograms of water are in a
person with a mass of 60 kg? Math 012
Quiz 1 Page 5 7) The stopping distance, d, of a particular car after the brakes are applied varies directly as the
square of the speed, r. If the car is travelling 60 mph, it can stop in 200 feet. How fast can the
car go and still stop in 80 feet? 8) A 6 foot board is cut into two pieces, one twice as long as the other. How long are the pieces? Math 012
Quiz 1 Page 6 9) A car traveling at 48 mph overtakes a cyclist who, riding at 12 mph, has had a 3 hour head
start. How far from the starting point does the car overtake the cyclist? 10) Becky would like to have at least $250,000 saved for her daughter’s college education. If
she invests $80,000 in an education account paying 7.15% interest compounded quarterly, will
she reach her goal in 18 years? Show all work to justify your answer and include appropriate
units. End of quiz: please remember to sign and date the honor statement in the box on the first page
of the quiz.

Attachments:

• 1492654165-Quiz 1_MATH012.docx