Question

students of class are made to stand in x rows, each 11 students. The last row as 7 students. Find a rule to determine the number of students in the class ​

Answer 1

Answer:

x is the total number of rows

last row has 7 students so the rest rows have 11 students each i.e. x-1 row

the total number of students =(X-1)×11+7

=11x-4