exam Maths Puzzle Numerical Ability

A. Solve the following quadratic equations. Make sure to show all your work. Do not use any method (e.g., factoring, completing the square, quadratic formula, graphing) more than

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exam Other Question

What is the area defined by the following graphs:
|x|+|y| is greater than or equal to 2 and |x|+|y| is less than or equal to 5 The bill for five glasses of apple juice and four salads is $9.50, but the bill for four glasses of apple juice and five salads is $10.30. What would be the bill for a glass of juice and a salad?