Adding/Sub. Fractions
Mult./Dividing Fractions
Factoring
rational expressions
Hardest problems from Practice test
100
2/5 + 2/3
What is 16/15
100
2/4 • 4/7
What is 2/7
100
3x^2 + 18x – 48
What is 3(x + 8)(x - 2)
100
(9x^3)/(12x^4)
What is 3/(4x)
100
Find the slope of the equation: 2x + 3y + 6=0
What is -2/3 (y=-2/3x - 2)
200
1/3 - 2/6 + 3/4
What is 3/4 or 9/12
200
3 • 5/9
What is 5/3 or 1 and 2/3
200
12x^2 –27
What is 3(x - 3)(x + 3)
200
(6x^2+12x)/(9x^3+18^2)
What is 2/(3x)
200
(9-x^2)/(x-3)
What is -x - 3
300
3 - 2/3 + 5
What is 22/3
300
-1/2 ÷ 1/2 x 8
What is -8
300
2x^2 – 9x – 5
What is (2x + 1)(x - 5)
300
(x^2-3x+2)/(x^2-4x+3)
What is (x-2)/(x-3)
300
4/5 + (-3/10) = x + 1 1/2 Solve for x
What is x= -1
400
-2/9 - 8/5 + 4
What is 98/45
400
1/2 x (8/9 ÷ 4)
What is 1/9
400
5x^3 – 20x
What is 5x(x-2)(x+2)
400
{(x^2+2x-35)/(x^2+4x-21)} x {(x^2+3x-18)/(x^2+9x+18)}
What is (x-5)/(x+3)
400
A total of 50 juniors and seniors were given a math test. The 35 juniors attained an average score of 80 while 15 seniors attained average of 70. What was the average for all 50 students who took the test?
What is 77
500
(3/4 - 2/3) + (1/2 + 1/3)
What is 12
500
1/2 + (2/3 ÷ 3/4) - (4/5 x 5/6)=
What is 13/18
500
6x^2-x-15
What is (2x + 3)(3x - 5)
500
{8/(4x^2-16x)} ÷ {1/(x-4)}
What is 2/x
500
This year 75% of the graduating class of Harriet Tubman HS had taken at least 8 math courses. Of the remaining class members, 60% had taken 6 or 7 math courses. What percent of the graduating class had taken fewer than 6 math courses?
What is 10%
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