Q. 133.7( 35 Votes )

Sonal attended he

Answer :

Let the number of days the school was opened = Z


Percentage of attendance = 85% of Z


Now,


85% of Z = 204


85/100 × Z = 204


Z = 204 × 100/85


Z = 204 × 20/17 [Divided by 5]


Z = 12 × 20


Z = 240


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