Question

sonal went to school for 219 days in a full year.if her attendence is 75%,find the number of days on which the school was open

Answer 1

let the no. of days be x

a/q

75%x=219
75x/100=219
x=219×100/75
x=292

Total no. of days on which the school was open is 292

Answer 2

let's opening of school = Y (day)
75℅of Y= 219
75Y/100 = 219/1
-----cross multi-----
219*100=75Y
21900/75 = 292
-------------------------------------------------------------
School was opened 292 DAY
-------------------------------------------------------------