What are the answer to these questions:
#1
2/3 + 1/4 + 2/5 + 1/6
#2
1/2 + 1/3 + 1/4 + 1/5 + 1/6
#1
2/3 + 1/4 + 2/5 + 1/6
#2
1/2 + 1/3 + 1/4 + 1/5 + 1/6