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 – ?

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 $ 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