Given this pattern continues, is the sequence 2, 4, 8,16,,,, a geometric sequence?
Yes
No
Given 2, 8, 32..... is a geometric sequence could 231 be a term in this sequence?
Yes
No
Given the first term of a geometric sequence is 23 and the common ratio is 2, what is the 3rd term?
46
92
69
What are the next 3 terms of the geometric sequence 729, 243 and 81, assuming the pattern continues?
162, 0 , -162
78,75, 72
9, 3, 1
27, 9, 3
Calculate the common ratio r of this sequence if the first term is 5 and the 8th term is 640.
40
2
64
The seventh term of a geometric sequence is 1458 and the fourth term is 54. What are the possible values for a and r?
a =1 and r =3
a =2 and r = 3
a = -2 and r = -3
Given the 6th term of a geometric sequence is 486, which of the following is false?
a = -2 r= -3
a = 2 r = -3
a =2 r =3
For all geometric sequences is the n+1 th term divided by the nth term always a constant?
Yes
No
Is the Fibonacci sequence {1,1,2,3,5,8,13,21,,,,, } a geometric sequence?
Yes
No
What is the first term of the geometric sequence 2, 4, 8,16 that is greater than 200 equal to?
202
256
201
512
If one continually folds a square piece of paper of area 64 cm squared in half, does the list of the visible areas form a geometric sequence?
No
Yes
Given a is the first term of a geometric sequence and 2 is the common ratio, what is the 5th term in terms of a?
32a
16a
5a
4a
The 5th term of a geometric sequence is 243 and the 6th term of the same sequence is 729, what is the value of a the second term of this sequence?
3
2
9
Given "r" the common ratio is a positive integer, does each consecutive term in the geometric sequence get smaller or larger?
Smaller
Larger.
Given "r" the common ratio is a positive fraction less than 1 and a the first term is an positive integer does each consecutive term in the geometric sequence get smaller or larger?
Smaller
Larger
Given "r" the common ratio is negative then each term in the geometric sequence is negative.
True
False
Given "a" the first term is negative and "r" the common ratio is positive then all the terms in the geometric sequence will be negative.
True
False
Given an investment of €100 in a bank earns interest at the rate of 10% each year does the sequence generated by the value of the investment after n years form a geometric sequence.
True
False
Given the number of bacteria in a Petri dish is 10 and they double themselves every minute, does the number of bacteria in the Petri dish after n minutes form a geometric sequence?
No
Yes
Given the number of bacteria in a Petri dish is 10 and they double themselves every minute, how many bacteria will be in dish after 6 minutes?