4-15 PPT

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Tuesday, April 15
Chapter 7
Review
Chapter 7 Review
1. The receipt shows the quantity and price of some
clothing. Which equation can be used to find the
price of each pair of jeans?
A. 64.52 + x = 136.67
B. 3x = 136.67
C. 64.52 = 2x
D. 2 + x = 64.52
Chapter 7 Review
1. The receipt shows the quantity and price of some
clothing. Which equation can be used to find the
price of each pair of jeans?
A. 64.52 + x = 136.67
B. 3x = 136.67
C. 64.52 = 2x
D. 2 + x = 64.52
64.52 = 2x
64.52
2
=
2
2
32.26 = x
Answer: C
Chapter 7 Review
2. A sub shop is keeping track of the number of
pounds of turkey sold each day. The amount of
turkey sold on Saturday is about how many times
the amount of turkey sold on Wednesday?
F. about 1.5 times
G. about 2 times
H. about 3 times
I. about 4 times
Chapter 7 Review
2. A sub shop is keeping track of the number of
pounds of turkey sold each day. The amount of
turkey sold on Saturday is about how many times
the amount of turkey sold on Wednesday?
F. about 1.5 times
G. about 2 times
H. about 3 times
I. about 4 times


= 70
=2
35
Answer: G
Chapter 7 Review
3. GRIDDED RESPONSE Bob’s Boot Shop sold
60% of its stock of winter boots before the first
snow of the year. What fraction of the stock of
winter boots has not yet been sold?
Chapter 7 Review
3. GRIDDED RESPONSE Bob’s Boot Shop sold
60% of its stock of winter boots before the first
snow of the year. What fraction of the stock of
winter boots has not yet been sold?
If 60% have been sold, then 40% have not.
40
4
40% = 100
= 10
=25
Calculator
40, 2nd, %, F
D, =
Chapter 7 Review
4. Two thirds of a blueberry pie is left in the
refrigerator. If the leftover pie is cut in 6 equal-size
slices, which fraction of the original pie is each
slice?
1
A.
9
1
B.
6
1
C.
4
1
D.
3
Chapter 7 Review
4. Two thirds of a blueberry pie is left in the
refrigerator. If the leftover pie is cut in 6 equal-size
slices, which fraction of the original pie is each
slice?
2 1
2
1
·
=
=
3 6 18 9
1
A.
9
1
Answer: A
B.
6
1
C.
4
1
D.
3
Chapter 7 Review
5. GRIDDED RESPONSE Mikayla bought a value
pack of crackers for $6.72. The value pack had 24
individually wrapped cracker packages. Solve 24x =
6.72 to find the cost per package in dollars.
Chapter 7 Review
5. GRIDDED RESPONSE Mikayla bought a value
pack of crackers for $6.72. The value pack had 24
individually wrapped cracker packages. Solve 24x =
6.72 to find the cost per package in dollars.
24x = 6.72
24
24
= 6.72
24
x = $ o.28
Chapter 7 Review
6. At a pet store, there are 30 aquariums. Of the 30,
20 have fresh water with 15 fish each. The other 10
aquariums have salt water with 6 fish each. Which
equation could be used to find f, the total number
of fish at the pet store?
F. f = 30 + 20 + 15 + 10 + 6
G. f = 30(15 + 6)
H. f = 20(15 + 6)
I. f = (20 × 15) + (10 × 6)
Chapter 7 Review
6. At a pet store, there are 30 aquariums. Of the 30,
20 have fresh water with 15 fish each. The other 10
aquariums have salt water with 6 fish each. Which
equation could be used to find f, the total number
of fish at the pet store?
20 aquariums have 15
F. f = 30 + 20 + 15 + 10 + 6 fish and 10
aquariums have 6
G. f = 30(15 + 6)
fish
H. f = 20(15 + 6)
(20 x 15) + (10 x 6)
I. f = (20 × 15) + (10 × 6)
Answer: I
Chapter 7 Review
7. GRIDDED RESPONSE The ratio of boys to girls
at a rock concert was about 7 to 6. If there were
1,092 boys at the rock concert, how many girls were
there?
Chapter 7 Review
7. GRIDDED RESPONSE The ratio of boys to girls
at a rock concert was about 7 to 6. If there were
1,092 boys at the rock concert, how many girls were
there?
7 
6 
1092 
 
=
6 x 1092 ÷ 7 = 936 girls
Chapter 7 Review
8. What value of x makes this equation true?
4x = 44
A. 14
B. 13
C. 22
D. 11
Chapter 7 Review
8. What value of x makes this equation true?
4x = 44
A. 14
B. 13
4x = 44
C. 22
D. 11
4 44
=
4
4
x = 11
Answer: D
Chapter 7 Review
9. SHORT RESPONSE A movie theater has 26
rows of seats with an equal number of seats in each
row. The theater can seat a total of 390 people.
Solve the equation 26x = 390 to find the number of
seats x that are in each row.
Chapter 7 Review
9. SHORT RESPONSE A movie theater has 26
rows of seats with an equal number of seats in each
row. The theater can seat a total of 390 people.
Solve the equation 26x = 390 to find the number of
seats x that are in each row.
26x = 390
26
26
390
26
=
x = 15
15 seats in each row
Chapter 7 Review
10. Which of the following diagrams represents
80%?
Chapter 7 Review
10. Which of the following diagrams represents
80%?
3
F = 8 = 37.5%
3
4
G= = 75%
H=
8
10
= 80%
I = 46 = 66.6%
Answer: H
Chapter 7 Review
11. The rates for renting a jet ski are shown. Which
expression could be used to find the cost of renting
a jet ski for 3 hours on Friday and 2 hours on
Saturday?
A. 5(95 + 110)
B. 3(95) + 2(110)
C. 3(95) × 2(110)
D. (3 + 95) × (2 + 110)
Chapter 7 Review
11. The rates for renting a jet ski are shown. Which
expression could be used to find the cost of renting
a jet ski for 3 hours on Friday and 2 hours on
Saturday?
A. 5(95 + 110)
B. 3(95) + 2(110)
C. 3(95) × 2(110)
3 hr x $95 + 2 hr x $110
D. (3 + 95) × (2 + 110) 3(95) + 2 (110)
Answer: C
Chapter 7 Review
11. The rates for renting a jet ski are shown. Which
expression could be used to find the cost of renting
a jet ski for 3 hours on Friday and 2 hours on
Saturday?
A. 5(95 + 110)
B. 3(95) + 2(110)
C. 3(95) × 2(110)
3 hr x $95 + 2 hr x $110
D. (3 + 95) × (2 + 110) 3(95) + 2 (110)
Answer: B
Chapter 7 Review
12. SHORT RESPONSE During a vacation, Alice
went fly-fishing. She rented a driftboat. If she
spent a total of $96, write and solve an equation to
find how many hours she rented the boat.
Chapter 7 Review
12. SHORT RESPONSE During a vacation, Alice
went fly-fishing. She rented a driftboat. If she
spent a total of $96, write and solve an equation to
find how many hours she rented the boat.
8x = 96
8
8
= 96
8
x = 12 hrs
Chapter 7 Review
13. EXTENDED RESPONSE Mr. Martin and his
son are planning a fishing trip to Alaska. The rates
of two companies are shown.
Part A Which company offers
a better deal for a three-day
trip for Mr. Martin and his
son? What will be the cost?
WF – 2($200 + 3·25)=$550
FS – 2( $150 + 3·30) = $480
Chapter 7 Review
13. EXTENDED RESPONSE Mr. Martin and his
son are planning a fishing trip to Alaska. The rates
of two companies are shown.
Part A Which company offers
a better deal for a three-day
trip for Mr. Martin and his
son? What will be the cost?
WF – 2($200 + 3·25)=$550
FS – 2( $150 + 3·30) = $480
Fisherman’s Service offers the better deal.
Chapter 7 Review
13. EXTENDED RESPONSE Mr. Martin and his
son are planning a fishing trip to Alaska. The rates
of two companies are shown.
Part B Which company
would charge $700 for 6 days
for both of them?
Chapter 7 Review
13. EXTENDED RESPONSE Mr. Martin and his
son are planning a fishing trip to Alaska. The rates
of two companies are shown.
Part B Which company
would charge $700 for 6 days
for both of them?
WF – 2($200 + 6·25)=$700
FS – 2( $150 + 6·30) = $660
Wild Fishing, Inc.
Chapter 7 Review
13. EXTENDED RESPONSE Mr. Martin and his
son are planning a fishing trip to Alaska. The rates
of two companies are shown.
Part C Write an expression
to represent the cost of the
trip for Mr. Martin and his
son for each company.
Chapter 7 Review
13. EXTENDED RESPONSE Mr. Martin and his
son are planning a fishing trip to Alaska. The rates
of two companies are shown.
Part C Write an expression
to represent the cost of the
trip for Mr. Martin and his
son for each company.
WF
2($200 + d·25) = $400 + 50d
FS
2( $150 + d·30) = $300 + 60d
Chapter 7 Review
Agenda Notes
Homework–
Homework Practice OAA – CH7a
Due Wednesday, April 16
Final Exam-Friday, April 25
Blizzard Bag #3 – Show All Work

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