Can some please help me with this questions

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

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.

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?