Eric has scores of 72, 82, and 86 on his history tests. Use an inequality to find the scores he can make on his final exam to receive a B in the class. The final exam counts as three tests, and a B is recelved if the final course average is greater than or equal to 80. Eric must score at least an on his final exam to receive a B in the class (Round to the nearesi tenth as needed) Enter your answer in the answer box and then click Check Answer ​