Gythro adds his first quarterly grades and obtains 18² + 39 + 18. What is his average grade if he has 3 + 2 subjects?
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Gythro adds his first quarterly grades and obtains 18² + 39 + 18. What is his average grade if he has 3 + 2 subjects?
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Answer:
76.2
Step-by-step explanation:
18²+39+18
18²= 324
324+39+18= 381
381÷5= 76.2