Vocabulary
What is the next number?
What is the formula?
Word Problems
More vocabulary
100
This is the name for a list of numbers. 
What is a sequence? 
100
This is the next number in this sequence:  


2, 5, 8, 11, ...

What is 14?
100
This is the formula for an arithmetic sequence. 

What is an = a1 + d (n-1)?

100
The cost of a bus ticket is $3.00 for the first year. The cost increases by $0.10 each year. Find the price of a bus ticket after 10 years. 
What is $3.90?
100

This is what a1 stands for. 

What is the first term?
200
This is the position of a number in a sequence.
What is a term?
200
This is the next number in this sequence: 


3, 6, 12, 24, . . . 

What is 48?
200
This is the formula for a geometric sequence. 

What is an= a1(r)(n-1)

200
The cost of fidget spinners have gone from $5.00 in January, to $4.25 in February, to $3.50 in March. Find the value of a fidget spinner in December. 
What is $-3.25? 
200
This is what n stands for. 
What is the term number? (Poisition in the sequence/ time that we are looking for.)
300
This is the type of sequence in which the next term is found by adding or subtracting.
What is an arithmetic sequence?
300
This is the next number in this sequence: 


4.5, 3, 1.5, 0 . . .  

What is -1.5? (Must be negative)
300
This is formula for the sequence: 


1, 2, 3, 4, . . . 

What is an = 1 + 1 (n-1)?

300
A population of fish in a lake triples every year. There were 650 fish in the lake at the end of the first year. Find how many there will be after 5 years.  
What is 52, 650? 
300
This is the word for the change occuring in an arithmetic sequence. 
What is the common difference?
400
This is the kind of sequence in which the next term is found by mulitiplying or dividing.
What is a geometric sequence?
400
This is the next number in the sequence:


3, -9, 27, -81, ...

What is 243? (Must be positive)
400
This is the formula for 2, 4, 8, 16, . . . 

What is an = 2(2)(n-1)?

400

Concert tickets have gone up from $20, to $30, to $45 in the first 3 weeks of sales. Find the cost of a ticket after 10 weeks.  

What is $768.87?

400
This is the word that we use for the change between numbers in a geomtric sequence. 
What is the common ratio?
500
This is the term for the n position of something. (Like first, second, third . . . )

What is nth?

500
This is the nect number in the sequence:


20, 30, 45, ...

What is 67.5? (Multiplied by 1.5)
500
Bacteria doubles every hour. At hour 1, there are 24 bacteria. Find the formula for the bacteria growth. 

What is an = 24(2)(n-1)?

500

A ball is dropped. After the first bounce, the height is 50 feet. Each bounce after will be 87% of the previous height. Find the height of the 10th bounce. 

What is 14.277 feet? 
500

This is what an stands for. 

What is the nth term? 

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