Personal collections
In one competition, five competitors shared a prize of 
.
Calculate how much each would get if the amounts form an arithmetic sequence with the difference 
.
Calculate how much each would get if the amounts form a geometric sequence with the common ratio 
.
What percentage of the total prize is the amount of 
?
, 
, 
, 
and 
.
, 
, 
, 
and 
.
