How much on average to reroof with overlay a 1700 sq.ft. roof with asphalt shingles in the I.E. So. Calif.?

Question:how much on average to reroof with overlay a 1700 sq.ft. roof with shingle in the I.E. So. Calif. 30yr roof

Answers:
you shouldnt pay more than $3500.00 for it. that's calculating 200 bucks a square JUST for the overlay shingles...