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Q1. If 3x + 5 = 20, what is the value of x?
Q2. Solve the system: y = 2x + 1 and y = -x + 7.
Q3. A phone plan costs $20 plus $0.10 per minute. Write an expression for the total cost of m minutes.
Q1. A survey of 200 students found 120 prefer online classes. What percent is this?
Q2. A recipe uses a 3:2 ratio of flour to sugar. If you use 9 cups of flour, how much sugar is needed?
Q3. A scatterplot shows a roughly linear trend with a positive slope. What does this suggest about the two variables?
Q1. Solve for x: x² - 5x + 6 = 0.
Q2. Simplify: (2x³)(3x²).
Q3. If f(x) = x² + 1, what is f(3)?
Q1. A right triangle has legs of length 6 and 8. What is the length of the hypotenuse?
Q2. What is the area of a circle with radius 5? (Leave in terms of π)
Q3. In a right triangle, if sin(θ) = 0.6, what is cos(θ) assuming a standard 3-4-5 triangle relationship?
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