Font size
WorksheetsGeometric Sequence
Total questions: 14
Worksheet time: 51mins
Write the first five terms of the geometric sequence:
an=2(3)n
Find the eighth and eleventh terms of the geometric sequence:
7, 21, 63, 189, ...
3. Find the indicated term of the geometric sequence a1=7, r=3, a10=?
4. Find the indicated term of the geometric sequence a1=8, r=?, a5=32
5. Find the indicated term of the sequence a1=?, r=-1/2, a5=-1/8
6. If there are 1200 bacteria at the end of the first day, how many bacteria will there be after 15 days if the bacteria double in number every day?
{26, 22, 18, 14, ...}
7. A population of 10 000 fruit flies is dying off at a rate of 6℅ per minute. How many fruit flies will be alive after 15 minutes?
What is the common ratio for the following sequence:
3, 15, 75, 375, ...
12
1/5
5
3
The next term of the geometric sequence
4, 16, 64, ...
is
256
132
120
150
{14, 22, 30, 38, .. }
{48, 32, 16, 0, ... }
{2, 10, 50, 250, ... }
{2, 9, 7, 14, 12, 19, ... }
