16-08-2012, 08:14 PM
In a class if 5 students are seated in a bench then 2 benches will be vacant if 4 students are seated in a bench then 10 students will not have benches to sit then the number of students and benches in the class are
a) 20 & 8
b) 40 & 10
c) 90 & 20
d) 20 & 90
a) 20 & 8
b) 40 & 10
c) 90 & 20
d) 20 & 90