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Equations/Inequalities
Graphing
Functions
Percent, Proportions & Scientific Notation
Potpourri
100
y - 1/7 = 1/2
What is 9/14
100
-4x-5y =1
What is look at graph
100
Given the function f(x) = 2 - 3x, what is f(-4)
What is 14
100
The Library of Congress has 4,800,000 maps. Express this in scientifc notation.
What is 4.8 x 10^6
100
Evaluate 54 - 3(8-4)
What is 42
200
a/9 + 1 = 7
What is 54
200
Solve and graph 1 = abs(2x+5)
What is x=-2 and x=-3
200
Which one of the following statements about a function is false? A. The graph of a function cannot be intersected more than once by a vertical line. B. For each range value there is exactly one domain value. C. The graph of a function can be intersected more than once by a horizontal line. D. The equation describes a function.
What is For each range value there is exactly one domain value.
200
104 / b = 13 / 10
What is 80
200
Solve for a a = 6(14-8) / 2(8)+2 +10
What is 12
300
16n +3 = -6n - 19
What is -1
300
Solve the equation for the given domain. Graph the solution set 2x - y = 1 for x = {-1,0,1,4}
What is {(-1,-3),(0,-1),(1,1),(4,7)}
300
Solve the equation for the given domain. 3x - y = -1 x = {-1,0,1,4}
What is {(-1,-2),(0,1),(1,4),(4,13)}
300
Find the total price: Football:$25.98 tax:6%
What is $27.54
300
Translate 2/3d + 3/5 = 2d
What is two-thirds of d increased by three-fifths is the same as twice d.
400
4 - 6(4a +4)>-68
What is a<2
400
Express each relation as a graph and a mapping. Then determine the domain and the range. {(1,-2),(-2,-3),(2,4),(1,-4)}
What is look at white board
400
Ten students at Roosevelt High School studied movie-going habits of different age groups. The following set of ordered pairs compares age (x) to the number of movies seen (y) at a local theater in a given month. {(15, 1), (16, 2), (18, 4), (15, 0), (17, 3), (16, 1), (17, 1), (18, 3), (17, 2), (16, 3)} Which subset of the ordered pairs represents a function? A. {(15, 1), (16, 3), (17, 2), (15, 0)} B. {(15, 1), (17, 2), (18, 4), (16, 1)} C. {(16, 1), ((16, 2), (17, 1), (17, 2)} D. {(15, 0), (15, 1), (16, 2), (16, 3), (18, 4)}
What is B
400
Find the final price: shirt: $28.00 discount: 10% tax: 6.5%
What is $26.84
400
Mr. Wong is looking at the plans for his new house. According to the plan, 2.4 inches equal 12 feet. If the length of a wall is 16 feet, how long is the wall on the plan?
What is 3.2inches
500
2k + 9>1 and 3k - 3<3
What is -4<k<2
500
Graph -4x +4y = 1
What is look at calculator or white board
500
Julio's Rental Cars charges $100 plus an additional $.20 per mile traveled. What is the rate of change of this linear cost function?
What is .20 dollars per mile
500
The original price of a video game was $49.95. The price was dropped to $45.50. What was the percent of decrease from the original price?
What is about 9%
500
A bin contains seven red chips, nine green chips, three yellow chips, and six blue chips. Find each probability. a. selecting 3 green chips without replacement b. selecting 3 green chips with replacement
What is a. 21/275, b. 729/15625