Q: 90 (CDS-I/2003)

A body is lifted by a man to a height of 1 metre in 30 seconds. Another man lifts the same body to the same height in 60 seconds. The work done by them respectively are in the ratio of
question_subject: 
Maths
question_year: 
2003
question_exam: 
CDS-I
stats: 
0,80,200,80,160,40,0