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  1. Mid-Semester Exam Review 7th Grade Math Ms. Catherine Sutton

  2. Problem #1 • What is the solution to the inequality 1/3x + 4 < 8?

  3. Answer #1 • X<12

  4. Problem #2 • Which expression is equivalent to (2x+4)-(6x+5)?

  5. Answer #2 • -4x - 1

  6. Problem #4 • What is the simplified form of 8x – 11v + 17x + 5v?

  7. Answer #4 • 25x – 6v

  8. Problem #5 • Madison stayed 3 nights at a hotel that charged x dollars per night. Sales tax was 12.5%. Which expression represents the total cost Madison paid to stay 3 nights at the hotel?

  9. Answer #5 • 3x(1.125)

  10. Problem #6 • Which expression is equivalent to  -1/3(3x-1/2)

  11. Answer #6 • -x + 1/6

  12. Problem #7 • All coats are on sale for 25% off the original price. Michael is buying a coat that is originally priced at $49. Sales tax is 6%. Which expression would calculate the final price of a coat?

  13. Answer #7 • 49(0.75)(1.06)

  14. Problem #8 • Carol wants to save 6% of her paycheck for her college fund. If Carol’s paycheck were $650, which expression would calculate the amount of money Carol wants to save from her paycheck?

  15. Answer #8 • 650(.06)

  16. Problem #9 • Three people went to lunch at a buffet restaurant that charges $9.99 per person for food.  • Each drink is an additional $1.99. • Sales tax is 8.5%. • Each person orders a drink, food, and leaves a $1.50 tip. • How much was their total lunch bill?

  17. Answer #9 • $43.49

  18. Problem #10 •  What is the value of –0.13 ÷ –2.6?

  19. Answer #10 • 0.05

  20. Problem #11 • Which decimal is equivalent to  3 and 1/5  ?

  21. Answer #11 • 3.2

  22. Problem #12 • What is the value of  –2.54 – 6.18 + 4.25?

  23. Answer #12 • -4.47

  24. Problem #13 • Which is equivalent to 2/3  ?

  25. Answer #13 • 0.66 (repeating)

  26. Problem #14 • The Tigers football team gained 7 yards, lost 8 yards, and then lost 7 more yards. What is the total result of these three plays?

  27. Answer #14 • A loss of 8 yards

  28. Problem #15 • Mary had $60 and spent  3/4 of it for a coat. She then bought a skirt with  1/2  the money she had left. How much money did she have left after buying her coat and skirt?

  29. Answer #15 • $7.50

  30. Problem #16 • Jill’s family went out for dinner. The total dinner check was $49.37. Jill’s dad left an 18% tip. About how much tip did Jill’s dad leave?

  31. Answer #16 • $7.50

  32. Problem #17 • It took Melanie 1/3 of an hour to ride her bike 2 and 3/4 of a mile. How many miles per hour can Melanie ride her bike?

  33. Answer #17 • 8 and 1/4

  34. Problem #18 • John is painting a box that is shaped like a cube. One-eighth of a bottle of paint covers   of one face of the box. How many bottles of paint will John need to paint the entire box?

  35. Answer #18 • 1

  36. Problem #19 • Baseball cards cost $3.79 a pack. There is a 25% discount if 10 or more packs are purchased. Sales tax is 7%. If Terry bought 15 packs of cards, about how much did he pay?

  37. Answer #19 • $45.00

  38. Problem #20 • Janice is traveling at a constant rate. She traveled 243 miles on 9 gallons of gas and 324 miles on 12 gallons of gas. How many miles can Janice travel on one gallon of gas?

  39. Answer #20 • 27 miles