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After school, Angelique attends a concert with her friends. The concert lasts two hours, and the volume is 120 decibels. To safely watch the concert, approximately how many decibels must her earplugs block?
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5 votes
After school, Angelique attends a concert with her

friends. The concert lasts two hours, and the volume is
120 decibels. To safely watch the concert,
approximately how many decibels must her earplugs
block?
*
15
O GO

User Yan
by
4.6k points

2 Answers

2 votes

Answer:

D is correct

Step-by-step explanation:

Look at the picture

After school, Angelique attends a concert with her friends. The concert lasts two-example-1
User Kanishk
by
4.3k points
2 votes

Answer:

D-30

Step-by-step explanation:

User Jeorfevre
by
4.1k points
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