9000064806

Level: 
Project ID: 
9000064806
Source Problem: 
Accepted: 
1
Clonable: 
1
Easy: 
0
The arithmetic sequence is defined by the first term a1=17 and the fifth term a5=11. Find the term which is seven times smaller than the third term of the sequence.
a11
a2
a8
a17
a21