The average mark of the students of a class in a particular exam is 80. If 5 students whose average mark in that exam is 40 are excluded, the average mark of the remaining will be 90. Find the number of students who wrote the exam. December 31, 2021December 31, 2021 administrator A. 20B. 15C. 25D. 35Check AnswerC. 25 Share the PostRelated Posts:The average height of 50 pupils in a class is 150…The average of 35 students in a class is 16 years.…The average marks of a class of 30 students is 40…In an exam, Amir scored 64 percent, Masood scored 36…The average age of 15 students of a class is 15…The average height of 35 boys in a class was…