gymnast473
gymnast473
19-09-2016
Mathematics
contestada
plz help me plz!!!!!(
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Аноним
Аноним
19-09-2016
a. 15 × 1 1/2= 15/1 × 3/2= 45/2= 2 2/5
b.15min +1extra minute=16min. × 15 students =240min so no not enough time
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