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Unformatted text preview: MA 125 Practice Chapter Test 1 1. Identify the pattern and ﬁnd the next three terms.
8,11,16,23, , ,
A) 25,27,29
B) 33,45,58
C) 32,43,56
D) 31,40,50
E) 33,48,68 2. Identify the pattern and ﬁnd the next three terms.
3,2,3,4,3,6, , ,
A) 3,8,3
B) 8,10,12
C) 3,10,3
D) 8,3,10
E) 3,9,3 3. Identify a pattern to predict the most probable next number in the given list.
81, 256, 625,1296, ?
A) 7776
B) 2401
C) 1967
D) 16,807
E) 1921 4. Identify the pattern and ﬁnd the next three terms. 113,,
7’14’28’ ’ ’
A) 131;
42 56 70
,3) 2,2,;
30 58 114
C) 2;;
42 56 59
D) i,i,i
56 112 224
E) 12,; 5. Identify a pattern to predict the most probable next number in the given list.
8,16,12, 20,16, 24 ?
A) 8
B) 16
C) 40
D) 32
E) 20 6. Use the pattern to make a conjecture. Describe the pattern and ﬁnd the next product.
4 x 6 = 24
44 x 6 = 264
444 x 6 = 2664
4444 x 6 = 26,664 A) The product of a number consisting of n 45 and 6 consists of 2, n 63, and 4.
The next product is 266,664. B) The product of a number consisting of (n — 1) 4s and 6 consists of 2, (n — 1) 6s, and 4.
The next product is 622,224. C) The product of a number consisting of n 45 and 6 consists of 2, (n — 1) 6s, and 4. The next product is 266,664.
D) The product of a number consisting of (n — 1) 4s and 6 consists of 2, n 65, and 4. The next product is 622,224. 7. Fill in the table. Number of sides of a 4 5 7 13
regular polygon III III
measure A) 50; 26.69 B) 50; 27.69 C) 45;26.69 D) 45; 27.69 8. 10. The table shows the relationship between the number of sides of a regular polygon,
n, and the number of diagonals. Fill in the missing values. _EE
2 5 9 14 I Diagonals n3 —2n
2 :13 —2n
2 :12 —3n
2 n2 "311
2 A) 21; B) 20; C) 21; D) 20; The table shows the relationship between the number of sides of a regular polygon,
n, and the number of diagonals. Which expression correctly gives the number of
diagonals for n sides? man —n 3—.
A) 21; n 2n B) 20; C) 21; D) 20; Water is sold in thousandgallon units. If one unit of water costs $2.24 and 117.076
units were used, ﬁnd a reasonable estimate of the bill rounded to the nearest hundred
dollars. A) $1200 B) $100 C) $260 D) $400 E) $300 ll. 12. 13. 14. A student bought artichokes for $7.91, cucumbers for $2.35, lettuce for $3.42,
tomatoes for $2.05, and broccoli for $3.18. Find a reasonable estimate of the total amount the student spent on vegetables by rounding each price to the nearest dollar.
A) $10 B) $15 C) $ 1 8 D) $26 E) $5 Assume a pitcher of the Boston Red Sox gave up 21 earned runs in 221 innings. Find
his ERA and round your answer to three decimal places. A) 0.855 B) 0.136 C) 0.095
D) 1.011
E) 2.091 The relationship between the length 11 (in inches) of a humerus bone (the one
connecting your shoulder to your elbow) and the height H of a person is given by Male: H = 2.8% + 27.8]
Female: H = 2. 75k + 28.14 A detective found a 16inch humerus bone belonging to a male. How tall was the
male? Round your answer to two decimal places. A) 29.87 inches B) 72.14 inches C) 43.81 inches D) 74.05 inches E) 30.42 inches The following formula may be used to estimate the weight of a horse: W (in pounds)
_ G2 ‘L 330
body about 4 inches behind its front legs, and L (in inches) is its length. , where G (in inches) is the horse’s girth, the circumference of the horse’s Estimate the weight of a 62—inch—long horse with a 68—inch girth. Round your answer
to the nearest pound. A) 1738 pounds B) 667 pounds C) 792 pounds D) 869 pounds E) 608 pounds 15. A 12,000—pound killer whale might eat as much as 15,000 pounds of herring per
month. In a month with 30 days, how many pounds of herring a killer whale would
eat in a day? Round answer to the nearest hundred pounds. A) 900 pounds
B) 15,000 pounds
C) 500 pounds
D) 400 pounds
E) 800 pounds 16. The following circle graph was published in the Cane County annual report. Ass:3 of Registered Veter:
$313,335 ﬂaunts; 333% If there are 26,000 registered voters in Cane County, how many are 46—60 years old?
A) 7700
B) 9100
C) 9110
D) 7800 . 17. The following bar graph illustrates the average systolic blood pressure among a sample of young adults based on the number of drinks consumed per day.
was  ‘ as W ' 3,; "3,33 . §at Systoiis Bleed:
3 Pitsastute WM; ”Em ‘Hmw‘f , Nam. Missy amﬁday Rama? estuary
What category has the lowest blood pressure? A) >3/day B) <1/day C) None D) 23/day E) l—2/day 18. The bar graph shows the average life span of several animals. givers ge Animai life Spam ﬁmtic ‘35;th
Carat?— Swill: Aﬁécm Elephant
Grizzly Bear
Bearer 5 E35! Bill '35 1‘0 :31} 15%} Life Span {years About how many years longer is the average life span of a grizzly bear than the
average life span of an arctic wolf? A) 11 B) 35 C) 7 D) 46 19. The graph below shows the tide levels during a sixhour period at the beach. Ticks it The Beach
jg IIIIII
g7; Illhﬂl
gs; Illum
gs5 IllII
s%§ llpnll
3&3 Illll
gﬁﬁ lulll
a5) ﬁllII
a: IIIll
ﬁg IllII At what time was the tide the lowest?
A) 10 o'clock B) 1 o'clock C) 3 o'clock D) 2 o'clock 20. The graph below gives the relationship between a dog’s age (in human years) and a
dog’s age in dog years. Thus, if a dog is 1 year in human years, it is about 12 years in
dog years. If a dog is 7 years old in human years, how old is it in dog years?
A) 25
B) 55
C) 50
D) 65
E) 75 Answer Key r—II—I
\000 1. C
2. A
3. B
4. D
5. E
6. C
7. D
8. D
9. D
10. E
11. C
12. A
13. D
14. D
15. C
16. B
17. B A A C [\J
.O ...
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 Summer '09
 Dr.Kornya
 Math

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