students of a school were made to stand in rows for drill. if 3 standing in each row, 10 more were required and if 5 student more were standing in each row then the number of row was reduced by 10. find the number of students participating in the drill.
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propotion
3:5::10:x
3multiply by x=5multiply by 10 multiply by 5/3=
50
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2
Answer:
no of students = 15 and no of rows = 30...
Step-by-step explanation:
see the attachment plzz...
take no of rows as x and no of students as y...
Attachments:
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