Pls i help with this circles problem for math. and no links pls?

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?

Spencer has 1/3 pound of nuts he divides them equally into 4 bags what fraction of a pound of nuts is in each bag