Convert 11100111 to a decimal number. show solving

What is the exact volume of the cylinder 1.5 m 2.5 m

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.

Me. i can't figure out this question. give an explanation too. .