A 3-column table with 3 rows. Column 1 is labeled Number of Tests with entries 2, 1, 2. Column 2 is labeled Score Earned with entries 70, 80, 90. Column 3 is labeled Total Score with all blank entries.

Sasha wants to know her average grade on her math tests. She earned a score of 70 on two tests, an 80 on one test, and a 90 on two tests. What is Sasha’s mean score?

A) 70

B) 75

C) 80

D) 90