In 10th Class, if three students sit on each bench one student will be left. If fourstudents sit on each bench, one bench will be left. Find the number of studentsand the number of benches in the class. (Use any appropriate method otherthan Graph)

In 10th Class, if three students sit on each bench one student will be

1.	In 10th Class, if three students sit on each bench one student will be left. If fourstudents sit on each bench, one bench will be left. Find the number of studentsand the number of benches in the class. (Use any appropriate method otherthan Graph)
Answer» Let no.of benches=x students=yif 3 students sit on each bench 1 student will be lefty=3x+1..............1if 4 students sit on each bench one bench will be lefty=4(x-1)...........2on resolving 1and 2x=5 y=16no.of benches=5no.of students=16