Anil can do a job in 10 days babu can do a same job in 5 days in how many days they can complete a job if they work together

Question

This wod problem have many difficulties so please help me to solve this problem

Answer 1

time together + time together = 1

 time alone          time alone

 

t/10 + t/5 = 1      Multiply both sides of the equation by 10.

t + 2t = 10

3t = 10

t = 3 1/3 days