A solo trumpet in an orchestra produces a sound intensity level of 84 db. fifteen more trumpets join the first. how many decibels are produced

Answer: 1344db

Explanation:

According to the question, a solo trumpet produces 84db, 15 solo trumpet will produce (84*15) decibel i. e 1260db.

Since the 15trumpets joins the first trumpet, that will make a total combination of 16trumpets making the sound at a time. This means that the total number of decibel produced is

1260+84 = 1344decibel