A customer pays ₹975 in instalments. The payment is done each month ₹5 less than the previous month. If the first instalment is ₹100, how much time will be taken to pay the entire amount?
The following table represents the total number of students in different classes and the respective number of students who are vegetarian in a school.
What is the % of non-vegetarian students in class XII?
Class Total students Number of vegetarian students
XII 150 105
XI 165 100
X 125 80
IX 140 90