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Ahat [919]
3 years ago
8

The ratio of the loudness of lala's earphones to the loudness of polina's earphones to the loudness of goffy's earphones is 6:5:

3. if polina's earphones have a loudness of 420 decibels, find the total loudness of all three earphones.
Mathematics
1 answer:
tresset_1 [31]3 years ago
3 0
Let:
Lala be l
Polina be P
Goffy be G
the respective ratio is 6:5:3
Given that Polina's loudness is 420 decibels then the total loudness will be calculated as follows:
Total ratio=6+5+3=14
hence total loudness will be:
14/5×420
=1,176 decibels 
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