Answer:
720 (If you are counting 10% of 820, not 10% of 100)
Y = 800(1 - 0.1)
Y = 800(0.9)
Y = 720
Answer: [tex]720[/tex]
Step-by-step explanation:
[tex]800-10%[/tex]%
[tex]Y = 800(0.9)[/tex]