Discussion :: Time and Work
- A can do a half of certain work in 70 days and B one third of the same in 35 days. They together will do the whole work in.
Whatsapp
Facebook
Answer : Option D
Explanation :
A = 140 days
B = 105 days
1/140 + 1/105 = 7/420 = 1/60
=>60 days
Be The First To Comment