Resources

Resources

Geometric sequences

Diego got a new video game. He scored

8

points on the first level,

4

points on the second level,

2

points on the third level, and

1

point on the fourth level. What kind of sequence is this?

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Colette is planting flowers in her garden. She plants

14

flowers in the first row,

28

flowers in the second row,

56

flowers in the third row, and

112

flowers in the fourth row. What kind of sequence is this?

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A new cookbook is becoming popular. The local bookstore ordered

22

copies in June,

66

copies in July,

198

copies in August, and

594

copies in September. What kind of sequence is this?

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Solve for the missing variable and write the exponential function:

y = 5. b^* (3,320)

Type the missing number in this sequence:

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1

\_

9

27

81

243

178 \times 273

Type the missing number in this sequence:

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5

25

\_

625

3,125

15,625

What kind of sequence is this?

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360, 341, 325, 312, \ldots

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What kind of sequence is this?

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143, 126, 109, 92, \dots

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50

8

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80

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400

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800

785\div5

Type the missing number in this sequence:

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4

16

\_

256

1,024

Christina is writing a poem. She writes

30

words on the first line,

30

words on the second line,

30

words on the third line, and

30

words on the fourth line. What kind of sequence is this?

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Dylan is putting stickers in a sticker book. He put

36

stickers on the first page,

49

stickers on the second page,

64

stickers on the third page, and

81

stickers on the fourth page. What kind of sequence is this?

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What kind of sequence is this?

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22, 66, 198, 594, \dots

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While at work, Arianna is putting papers into folders. She put

42

papers in the first folder,

54

papers in the second folder,

66

papers in the third folder, and

78

papers in the fourth folder. What kind of sequence is this?

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Farid is putting stickers in a sticker book. He put

16

stickers on the first page,

16

stickers on the second page,

16

stickers on the third page, and

16

stickers on the fourth page. What kind of sequence is this?

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While sorting some buttons, Keith put

49

buttons in the first box,

64

buttons in the second box,

81

buttons in the third box, and

100

buttons in the fourth box. What kind of sequence is this?

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8

laps on Monday,

16

laps on Tuesday,

32

laps on Wednesday, and

64

laps on Thursday. What kind of sequence is this?

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8

e-mails on Tuesday,

40

e-mails on Wednesday,

200

e-mails on Thursday, and

1,000

e-mails on Friday. What kind of sequence is this?

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Shawna is writing a poem. She writes

28

words on the first line,

24

words on the second line,

20

words on the third line, and

16

words on the fourth line. What kind of sequence is this?

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Without dividing, determine if

70

012

is divisible by

4

and explain how you know.

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70,012 \square

4

13^{\text {th }}

term of the geometric sequence

6,18,54, \ldots

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