Given below are marks obtained by 20 students in Math out of 25.
21,23,19,17,12,15,15,17,17,19,23,23,21,23,25,25,21,19,19,19
Prepare a frequency distribution table for the given data.
The marks obtained in physics by 10 students are:- 23, 19, 22, 25, 23, 17, 21, 23, 20, 14 What is the mode of the given data?
The remainder obtained when 2321−1921 is divisible by 21 is