Alex's test scoresDiscrete Mathematics Level 4
Alex took five math tests and received a distinct integer score from 0 to 100 on each of them. He never scored 95 or higher, and his lowest score was the third test. If his average score, rounded to the nearest integer, is 85, what is the lowest possible score he could have received on the fourth test?
This problem is adapted by Alex P. from Mathcounts.