A student has grades on 3 examinations of 76,80,and 72. What must a student earn on a 4TH examination to have an average of 80

asked Jun 3, 2020 118k views

3 votes

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6 votes

Answer:92

Step-by-step explanation: 80=(76+80+72+x)/4

X=(4*80)-(76+80+72)

Otunba answered Jun 9, 2020

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