A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in:
A. 20 days
B.22 ½ days
C. 25 days
D. 30 days
Answer:B
A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in:
A. 20 days B.22 ½ days C. 25 days D. 30 days