The average GPA for 6th graders is 93, the 7th graders is 2 more than the 6th graders and the 8th graders average GPA is 91. What is the average GPA for the school? Let's be accurate as possible.
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The 7th graders average GPA is 2 more than the 6th graders GPA of 93 so 93 + 2 = 95. If you combine the GPA for all three grades then they have 93 + 95 + 91 = 279. The average GPA for the school is 279 / 3 = 93.
The answer: 93.
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