
The answer is B. a_n = 7n+10
Take the 25 art projects devised by 100% would be .25 then multiply .25 by the percentage that got perfect scores in which you would get 3 perfect scores
.25x12=3
algebra, is a type of math.
E = 3(6^2)
E = 3(36)
And your answer is E = 108 :)