Weekly #13
1a) Graph should be appropriate with points (0, 70), (1, 80), and (2, 90).
b) The slope represents Joseph's savings per week.
c) The amount saved is not proportional because he started with $70 (the point (0, 70)). Proportional relationships must begin at the origin (0,0).
2) 35.4%
3a) 3/4 pounds
b) 1 1/4 gallons
4) x = 2.5
5a) 125x + 300 is less than or equal to 2,425
b) x is less than or equal to 17
6) A
Weekly #12
The answers were not given for this assignment.
Weekly Review #11
1) 4 games
2) 250 sq ft
3) 16 degrees Celsius
4) t < 200
5) x = 417.6
6) $35
7) A
8) $111.60
Weekly Review #10
1) 17.5 pages per hour
2) 18/83
3) 67.5 ft
4) SKIP
5) A=16pi sq. inches
6) a) 42.50=4.50x + 29 b) 3 bracelets
7) 2,850 grams
Weekly Review #9 weekly_review_9.docx
1) 204 students
2) 3/8 or 37.5%
3) 12%
4) $748
5) 1088 teens
6) 22.15 ft
7) $160.64
8) 25.1 lbs
Weekly Review #8 weekly_review_8.docx
1) x= 417.6
2) 14/127
3) A = 30.25 pi sq. inches
4) m = 14
5) A = 20.25 pi sq. inches or 63.62 sq. inches
6) a) I = $120, b) $18.40
7) 6 ways
Weekly Review #7 weekly_review_7.pdf
1) 4 games
2) B
3) P=0.42n
4) 37.5%
5) A
6) Yes (Justify means to show work or give a thorough response)
7) r = 7 ft
8) 1.06x
Weekly Review #6 weekly_review_6.docx
1) 0.05t + 30 < 60
2) $57.75
3) $104
4) 67.5%
5) -10 degrees
6) 27 ft by 36 ft
7) A
8) 0.99f + 5.03 is less than or equal to 8
Weekly Review #5 weekly_review_5.docx
1) 4x-3
2) $19.26
3) B
4) 3 walls
5) 1/2 or 50%
6) 3750 people
7) a. 23%, b. 96/115, c. $190
Weekly Review #4 weekly_review_4.pdf
1) $10.50
2) Population + 7.5% of population = 107.5% of population = 1.075p
3) 12% decrease
4) 8 miles per hour
5) -17.5y + 10.8
6) A
7) -54.96 feet
8) 9.5 miles
Weekly Review #3 Answers weekly_review_3.docx
1) 25%
2)
3) 0
4) 2/5 of a mile
5) 3x - 4y
6) $933.12
7) $4.50 per game
8) 12 months
Weekly Review #2 Answers (weekly_review_2.docx )
1) Commutative/Associative Property and the Distributive Property
2) $35 each
3) $138.98
4) $907.10
5) $40.95
6) They ate 7/8 of the pizza. 1/8 of the pizza remains.
7) 310.8 miles per day
8) 3.375 or 3 3/8.
Weekly Review #1 Answers weekly_review_1.docx
1) 23 sq feet
2) 15 degrees Celsius
3) 0.95c
4) $8.40
5) 0.4545..
6) 9268.73 m
7) 0.3125
8) 1.1 hours