In a large hall there are `4x^2` rows of benches. If each row has `5x^2y^3` benches and each bench can accommodate `x y^2` person, determine the total number of persons if its is full up to its capacity.

In a large hall there are 4x^(2) rows of benches. If each row has 5x^(2)y^(3) benches and each bench can accommodate xy^(2) person,determine the total number of persons if its is full up to its capacity.

In a class-room there are 2x rows of benches. If each row has 3x y benches and each bench can accommodate x students, determine the number of students in the room if it is full up to its capacity.

In a class-room there are 2x rows of benches. If each row has 3xy beneches and each bench can accommodate x students,determine the number of students in the room if it is full up to its capacity.

If there are x rows of chairs and each row contains x^2 chairs. Determine the total number of chairs.

If there are x rows of chairs and each row contains x^(2) chairs.Determine the total number of chairs.

There are 12 boys to be seated on 2 benches , 6 on each lench . Two of them desire to sit on the bench and two others on the other . The number of ways in which the boys can be seated on the benches is

In how many ways 4 persons can be arranged in 3 rows with out any restriction. If each row can accommodate any number of persons.

In a room there are x^2 rows of chairs and each row contains 2x^2 chairs. The total number of chairs in the room is (a) 2x^3 (b) 2x^4 (c) x^4 (d) (x^4)/2

There are benches in a classroom.If 4 students sit on each bench,then three benches are left vacant and if 3 students sit on each bench,then 3 students are left standing. The total number of students in the class is (a) 36quad (b) 42 (c) 48 (d) 54