Year 8 Sequences

Find the 32nd term of this sequence.
9, 4, -1, -6, ...

• 164
• -148
• -146
• -213

Find the next three terms in the sequence.
1, 4, 7, 10, 13, ...

• 16, 19, 22
• 17, 20, 24
• 16, 19, 22, 25
• 17, 20, 24, 28

Write the explicit formula for this sequence.

-2, 6, 14, 22, 30, ...

• t_n= -14 + 12n

• t_n= -12 + 10n

• t_n= -10 + 8n

• t_n= -13 + 11n

Find the common difference.

28, 21, 14, 7, ...

• d = -8

• d = 8

• d = 7

• d = -7

Find the 21st term in this sequence.

14, -186, -386, -586, ...

• t₂₁= -4142

• t₂₁= -3946

• t₂₁= -4144

• t₂₁= -3986

Find the 40th term.

7.2, 7.6, 8, 8.4, ...

• t₄₀ = 24.8

• t₄₀ = 22.8

• t₄₀ = 26.8

• t₄₀ = 27.2

On the first of every month, a new library receives a new shipment of 475 book titles. If the library starts the beginning of the year with 3,500 book titles and does receive a shipment that month, how many book titles will it have at the end of 4 years?

• 23,700
• 25,825
• 5,363
• 26,300

Harold is starting a new workout program in which each day he will complete 5 more push-ups than the day before. If he starts with 7 push-ups on the 1^st day, how many push-ups will he do on the 11^th day?

• 57
• 53
• 49
• 44

What is the 100th term of this arithmetic sequence?
5, 8, 11, 14, 17, ...

• 302
• 305
• 308
• 311

Which expression represents this sequence:
2, 8, 14, ...

• 4n
• n + 6
• 3n + 2
• 5n - 2

Tags

CCSS.HSF.BF.A.2