Standard 1: Eca Algebra Test Prep
6 Questions
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Algebra is a topic within the mathematics curriculum that requires a lot of comprehension and mastering of formulae. Standard 1: Eca Algebra Test Prep questions are set and designed to help you revise and become better.
Questions and Answers
- 1.The perimeter of a rectangular garden is 35 feet. The length of the garden is 1 foot more than 2 times its width. Write an equation to represent the perimeter of the garden in terms of its width (w).
- 2.Using your equation from #1, find the width and the length of the garden in fee. Length = ________ & Width = ________ (just type the numbers, separate your answers with a comma)
- 3.Claire tried to solve the equation below. She made an error. Her work is shown below. 2(x + 4) – 1 = 13 1. 2x + 4 – 1 = 13 2. 2x + 3 = 13 3. 2x = 10 4. x = 5 In what row was her mistake made?
- A.
1
- B.
2
- C.
3
- D.
4
- 4.Julia is trying to decide between the following phone plans. • Plan A costs $60 per month and includes 500 minutes. There is an additional charge of $0.05 for each minute used over 500. • Plan B costs $25 per month and includes 200 minutes. There is an additional charge of $0.10 for each minute used over 200. If Julia uses 450 minutes per month, how much less will it cost her each month if she uses Plan B instead of Plan A? (do not enter a $)
- 5.Kevin sells cars. He earns $400 per week plus $250 for every car (c) that he sells. Write an equation that can be used to determine Kevin’s weekly salary (W) given the number of cars (c) he sells.
- 6.Based on your equation in #5, How many cars must Kevin sell in a week to earn a weekly salary of $1,400?
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