Please help on at least 2 of these

What is the sum of these mixed numbers 2 1/8 + 4 3/8

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.