15 songs that are the saame lenght are preformed during a concert. if the concert lasts 27 minutes and 30 seconds, how long is e
1 answer:
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$1.80
54×=18
54×0.30=16.2
18-16.2=1.8
$1.80
54×=18
54×0.30=16.2
18-16.2=1.8