engineering recuitment NPCIL Plant Operator Mock Test Quantitative Aptitude Time and Work Work Efficiency
Two teams, having different efficiencies, were assigned to paint cars. One team having 12 members can do at a constant rate of 11 cars in 18 hours while other team having 11 members can do at a constant rate of 8 cars in 16 hours. Compare efficiencies of each worker in first teams to that of in second team?
1
11 : 1
2
1 : 11
3
121 : 108
4
108 : 121