Ken A
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Ken A
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Pertanyaan
Alphonse Elric got 99, 89, 95, 97, 96 as grades in his five academic subjects in elementary school. He is yet to receive a grade from his Mathematics subject. In order to graduate with the highest honors from primary school, he needs to get a weighted average of 96 for all his six subjects. What is the lowest grade that he should get from his Mathematics teacher in order for him to graduate with the highest honors?
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Giani L
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How to solve:
(99+89+95+97+96=476)
Grade Average (96)= 99+89+95+97+96+(Math Grade) / Number of subjects
= 476+(Math Grade) / 6
96 = 476+(Math Grade) / 6
= (96x6) = 476+ (Math Grade)
= 576 = 476+(math Grade)
= 576-476
Math Grade = 100
Answer: 100
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Ezra F
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19+2=21
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