- Math Quiz - Grid questions

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1. If 7y = 63, then y equals which of the following?

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2. Solve the quadratic equation x^2 - 6x - 16 = 0.

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3. If the price of an item is increased by 10% and then decreased by 10%, what is the overall percentage change?

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4. The function h is defined by h(x) = (x + 3)(x - 4)(x + 1). In the xy-plane, the graph of y = j(x) is the result of translating the graph of y = h(x) down 5 units. What is the value of j(2)?

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5. . A rectangular garden is 12 meters long and 8 meters wide. If a sidewalk of uniform width is built around the garden, and the area of the sidewalk is equal to the area of the garden, what is the width of the sidewalk?

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