Mr's and Mr Doyle had saved up for 30 breadcrumbs for emergencies, but then they had to use them to pay for the son Billy's new braces. What percent of the bread crumbs did they use?

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.

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

Answer! if you don’t mind, can you explain