Question

A contractor claims that their soundproofing will remove 83% of the sound intensity inside the room. If 83% of the sound intensity inside the room is removed, the new sound level will sound what % less loud to people in the room? Round your answer to the nearest 1%.

Answer 1

17%

Explanation:

If 83% is removed than

total is always 100%

that's why

so the new sound level will sound

100%-83%=17% remains.

hence 17 % is correct answer .