MTH 131 Spring 06 -- Practice Test 1

MTH 131 Spring 06 -- Practice Test I
Exam I is scheduled on Wednesday, February 22, 6-7:30 pm, at Biosciences Auditorium. Be sure to bring your graphing calculator for this and other exams. The following problems from the text should provide good practice for Exam I.

# 13, page 12
# 17, page 12
# 21, page 12
# 10, page 19
Answer: (a) 79 million bicycles,
(b) 1.975 bicycles/year.
# 13, page 20
# 15, page 20
# 30, page 21
Answer: (a) k(t) (b) h(t) (c) g(t).
# 5, page 37
# 8, page 37
Answer: (a) 1.26%
(b) 6.1 billion in 2000, 6.49 billion in 2005.
(c) 0.078 billion/year.
# 13, page 37
# 15, page 38
# 16, page 38
(a) y=486t+2700, rate of growth: 486 mussels/year
(b) y=2700(1.18)^t, growing at 18% per year.
# 15, page 42
# 37, page 43
# 36, page 43
(a) 779 trout, 607 trout (b) 223 trout (c) 4.6 years.

# 1, page 48
# 3, page 48
# 16, page 49
Answer: (a) A=100e^-0.17t (c) 4.077 hours.
# 35, page 72
# 31, page 72
# 17,21,23,25, page 68
# 1, page 99
# 2, page 99
Answer: (a) 63 mm³ (b) 10.5 mm³/month
(c) 44.4 mm³/month
# 9, page 99
# 11, page 100
# 15, page 100
# 9, page 105
# 13, page 105
# 15, page 105
# 2, 3, 5 page 111
# 9, page 112
# 11, page 112