Basva is not able to attend school for some days as he needs to help his father with his field work. He was helping his father in harvesting onions from the field.
Sonal went to school for 219 days in a full year. If her attendance is 75%. Find the number of days on which the school was open.
Deepti went to school for 216 days in a full year. If her attendance is 90%, find the number of days on which the school was opened.
A boy attends school for 'r' days in a month. The number of days he is absent in a month is two more than one sixth of the days he attends the school. The mathematical expression for the number of days he remains absent in a month is