it takes angelo three days to cultivate the garden. it takes helen four days to do the same job. how long does it take them to do the job if they work together?

Question

it takes angelo three days to cultivate the garden. it takes helen four days to do the same job. how long does it take them to do the job if they work together?

Answer 1

t represents the time needed working together

t/3 + t/4 = 1

 

Can you solve for t and answer?