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

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Presentation on theme: "Mid-Semester Exam Review 7 th Grade Math Ms. Catherine Sutton."— Presentation transcript:

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

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

3 Answer #1 X<12 X<12

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

5 Answer #2 -4x x - 1

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

7 Answer #4 25x – 6v 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? 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) 3x(1.125)

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

11 Answer #6 -x + 1/6 -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? 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) 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? 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) 650(.06)

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

17 Answer #9 $43.49 $43.49

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

19 Answer #

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

21 Answer #

22 Problem #12 What is the value of What is the value of –2.54 – ?

23 Answer #

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

25 Answer # (repeating) 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? 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 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? 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 $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? 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 $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? 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 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? 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? 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 $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? 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 27 miles


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