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Test 1 with Answers for Foundations of Mathematics | MAT 1012, Exams of Elementary Mathematics

Material Type: Exam; Professor: Molik; Class: FOUNDATIONS OF MATHEMATICS; Subject: Mathematics; University: Augusta Technical College; Term: Fall 2008;

Typology: Exams

Pre 2010

Uploaded on 08/17/2009

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MAT 1012 Fall 2008 Answers
Test 1
1) Multiplication 2) the number of pieces we’re interested in OR the number of pieces we’re
considering. 3) Answer varies: 36, 72, 108, … 4) 15 5) Division 6) denominator
7) 8)
7
44 9)
8
1
6 10) 22•2•3 11) 1, 2, 4, 5, 10, 20
12)
7
3 13)
3
2 14)
3
1 15)
24
17
1 16)
12
5 17)
36
1
8 18)
4
3
2 19)
8
5
2
20) Not equivalent. Cross multiplying gives us 756 784 OR simplifying gives us
7
3
28
12
= and
9
4
63
28
=.
21) 120 22) 22 mpg 23) $225 24) 168 gal. 25) 18 tires 26) a) 20 pieces b) 6 feet
Test 2
1) improper fractions 2)
7
3
4 3) decimal point 4) hundredths 5)
15
14 6)
5
3 7)
14
1
2 8)
5
4
37
9) < 10)
4
1
6 11) a)
16
1 b)
9
5 12) a)
25
9 b)
5
2
3 13) a) $25.65 b) $155.19 14) 343 miles
15) 28 banners 16)
8
1
19 miles 17) 6 pieces 18) $18 per hr. 19)
3
1
42 miles 20)
4
3
4 yards
Test 3
Test 3a)
1) 172.28 2) 6.321 3) 1 place, 1 place, 13.78 4) 0.625 5) $16.26 6) $17.81 7) $0.44
8) a) $122.8 billion b) $29.7 billion 9) $60
Test 3b)
1) a)
1
6 b)
17
6 c)
128
189 2) $1.75 per pound 3) 8 4)
15
7
1 5) 5.4 6) False. Cross
multiplying gives us
2
1
12 75. 7) 0.452, 0.524, 0.528, 0.54, 0.542 8) 22.93 9) 29 oz is a better
deal because it costs $0.07 per oz. while the 15.5 oz costs $0.08.
Test 4
1) 12 2) 0.453 3) 34 4)
2
1
2 5) 9500 6) 14.173 7) 2.381 8) 70 9) 131
10) a) 87% b) 249% c) 10.8% 11) a) 0.0187 b) 0.209 c) 0.0006 12) 106.8 kg
13) a)
8
1 b)
6
1 14) 0.9 L 15) 12.2o C 16) a) $135.99 b) $144.15 17) 60% 18) $18.33
19) 31% 20) $9.78 21) 311.85 g 22) 12 servings

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MAT 1012 Fall 2008 Answers

Test 1

  1. Multiplication 2) the number of pieces we’re interested in OR the number of pieces we’re

considering. 3) Answer varies: 36, 72, 108, … 4) 15 5) Division 6) denominator

  1. Not equivalent. Cross multiplying gives us 756 ≠ 784 OR simplifying gives us

7

= and 9

  1. 120 22) 22 mpg 23) $225 24) 168 gal. 25) 18 tires 26) a) 20 pieces b) 6 feet

Test 2

  1. improper fractions 2) 7

4 3) decimal point 4) hundredths 5) 15

6 11) a) 16

b) 9

  1. a) 25

b) 5

3 13) a) $25.65 b) $155.19 14) 343 miles

  1. 28 banners 16)

8

19 miles 17) 6 pieces 18) $18 per hr. 19) 3

42 miles 20) 4

4 yards

Test 3

Test 3a)

  1. 172.28 2) ≈6.321 3) 1 place, 1 place, 13.78 4) 0.625 5) $16.26 6) $17.81 7) $0.

  2. a) $122.8 billion b) $29.7 billion 9) $

Test 3b)

  1. a) 1

b) 17

c) 128

  1. $1.75 per pound 3) 8 4) 15

1 5) 5.4 6) False. Cross

multiplying gives us 2

12 ≠ 75. 7) 0.452, 0.524, 0.528, 0.54, 0.542 8) ≈22.93 9) 29 oz is a better

deal because it costs ≈ $0.07 per oz. while the 15.5 oz costs ≈ $0.08.

Test 4

  1. a) 87% b) 249% c) 10.8% 11) a) 0.0187 b) 0.209 c) 0.0006 12) ≈106.8 kg

  2. a) 8

b) 6

14) 0.9 L 15) 12.

o C 16) a) $135.99 b) $144.15 17) 60% 18) $18.

  1. 31% 20) $9.78 21) 311.85 g 22) 12 servings