One day at St. Philip's High School, 1/2 of the pupils walked to school, 1/5 of the pupils came to school by bus, and the remaining 57 pupils came by car.
What fraction came to school by car?

Respuesta :

cdbuck
1/5=2/10
1/2=5/10
2/10+5/10=7/10 SO
57 students= 3/10 of the students coming by car.
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