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Algebra Chapter 1-2 Test Review Name: __________________________ Evaluate the expression. 1. 20x when x = 4 [1] _______________________ x when x = 6.5 5 [2] _______________________ 2. Find the power of each number. Keep your answer as a fraction, when necessary. 3. 147 2 4. 5 [3] ______________________ 4 [4] _______________________ Use order of operations in order to evaluate the expression. 5. 50 – [7 + (32 2)] 6. 20 12 52 1 [5] _______________________ [6] _______________________ Translate the verbal phrase into an expression. 7. The sum of a number k and 7 [7] _______________________ 8. 3 times the square of a number x minus 12 [8] _______________________ Find the unit rate. 9. 6.4 quarts 2 servings [9] _______________________ Write an equation or inequality. 10. The product of a number z and 12 is 60. [10] ______________________ 11. The sum of 13 and a number t is at least 24. [11] ______________________ Check whether the given number is a solution of the equation or inequality. (YES or NO) 12. 3x – 4 = 10; 5 [12] _____________________ 13. 2x + 4 < 9x – 7; 3 [13] _____________________ 14. A rectangular banner is 12 feet long and has an area of 60 square feet. What is the perimeter of the banner? [14] ______________________ Identify the domain and range of the function. 15. Input 3 Output 7 5 5 7 3 8 2 Domain: ___________________ Range: _____________________ Tell whether the pairing is a function. (YES or NO) 16. _______________ 17. _______________ Input Output Input Output 0 4 1 1 1 7 2 3 3 4 4 8 7 8 1 7 Graph the function by making an Input/Output table and then plotting the points. 18. y = 2x + 1; Domain: 0, 2, 3, 4 Input Output Circle the set(s) that each number belongs to. 19. 0 20. 12 4 Real Rational Irrational Integer Whole Natural Real Rational Irrational Integer Whole Natural Write the numbers in each set in order from least to greatest. 3 6 21. , -0.4, 5 7 _______________, _______________, _______________ Evaluate. Fractions must be left in fraction form. 22. -14 + 23 24. 2 8 3 15 26. 3 5 8 4 23. -12.5 + (-4.7) 25. 7.39 – (-4.72) 27. 14 (-6) 9x 6 3 6 4 28. 11 3 29. 30. 55 4 31. 6 9 7 2 (Round to 2 decimal places) Find the mean of the numbers. 32. 0.25, -4, -¾,-1, 6 [32] ______________________ Use the distributive property to write an expression. 33. 6x(x + 1) 34. [33] ______________________ 1 3n 12 3 [34] ______________________ Simplify the expression. 35. 5(4a – 6) + a [35] ______________________ 36. 8(m + 2) – 67 ` [36] ______________________ Find the perimeter and area of the rectangle. 37. Perimeter = ______________ 3 Area = ______________ x+4 Evaluate the expression. 38. 256 _______________ 39. 121 _______________ Order the following numbers from least to greatest. 40. 8, 2 , -1, 0.6, 5 6 _________________________________________