Marcus is picking songs to play during a slideshow. The songs are each 3 1/2minutes long. The slideshow is 31 1/2 minutes long. How many songs will play in the slideshow?
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31
9 songs will play in the slideshow
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length of slideshow =31 +1/2 =(62+1)/2
=63/2
length of a song =3 1/2 =7/2
number of songs =(63/2)/(7/2)=63/7=9
Umeshlohani:
ok
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