Quiz about MCR3U Arithmetic and Geometric Sequences

Question 1

Is this sequence arithmetic, geometric, or neither?

-7, 93, 193, 293, 393, ...

Accepted Answer

arithmetic

Answer

geometric

Answer

neither

Question 2

Is this sequence arithmetic, geometric, or neither?

1, 2, 6, 24, 120, ...

Accepted Answer

neither

Answer

arithmetic

Answer

geometric

Question 3

Is this sequence arithmetic, geometric, or neither?

2.5, 5, 10, 20, 40 ...

Accepted Answer

geometric

Answer

arithmetic

Answer

neither

Question 4

Is this sequence arithmetic, geometric, or neither?

-2, 6, -18, 54, -162 ...

Accepted Answer

geometric

Answer

arithmetic

Answer

neither

Question 5

Is this sequence arithmetic, geometric, or neither?

-3, -18, -108, -648, -3888

Accepted Answer

geometric

Answer

arithmetic

Answer

neither

Question 6

What is the next term in this sequence?

-5, 15, -45, 135, ______, ...

Accepted Answer

-405

Answer

405

Answer

-675

Answer

675

Question 7

What is the next term in this sequence?

2, 9, 16, 23, ______, ...

Accepted Answer

30

Answer

29

Answer

37

Answer

33

Question 8

What is the next term in this sequence?

12, 6, 3, 3/2, ____, ...

Accepted Answer

3/4

Answer

0

Answer

1

Answer

3/8

Question 9

What is the next term in this sequence?

14, 6.5, -1, -8.5, ______, ...

Accepted Answer

-16

Answer

-14

Answer

-14.5

Answer

-15.5

Question 10

What is the next term in this sequence?

1, 1/5, 1/25, 1/125, ______, ...

Accepted Answer

1/625

Answer

1/5

Answer

1/3125

Answer

-1/3125

Question 11

What is the next term in this sequence?

1, 4, 9, 16, 25, ______, ...

Note: this is neither arithmetic nor geometric but the pattern is still obvious

Accepted Answer

36

Answer

42

Answer

34

Answer

49

Question 12

What is the next term in this sequence?

1, 6, 1, 6, 1, 6, ______, ...

Note: this is neither arithmetic nor geometric but the pattern is still obvious

Accepted Answer

1

Answer

2.5

Answer

3

Answer

6

Question 13

A house worth $350,000 when purchased, was worth $335,000 after the first year and $320,000 after the second year. If the economy does not pick up and this trend continues, what will be the value of the house after the sixth year.

Accepted Answer

$260,000

Answer

$245,000

Answer

$275,000

Answer

$305,000

Question 14

After knee surgery, your trainer tells you to return to your jogging program slowly. He suggests jogging for 12 minutes each day for the first week. Each week thereafter, he suggests that you increase that time by 6 minutes per day. How many weeks will it be before you are up to jogging 60 minutes per day?

Accepted Answer

9 weeks

Answer

8 weeks

Answer

10 weeks

Answer

11 weeks

MCR3U Arithmetic and Geometric Sequences

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