How many buckets of lemons did they pick?

Question

Nancy picked 1/12 of a bucket of lemons, and Dan picked 3/5 of a bucket of lemons. Sandy picked 10/11 of lemons, while Nancy ate 1/2 of the pickings. How many buckets were picked?

Answer 1

Well not so much about lemons as it is about getting a common denominators!

 

1/12 + 3/5 + 10/11 + 1/2  What is the common denominator?