Write the ratio for the given quantities. Make sure they are expressed in the same units and in simplest form. An example is given. Will give brainliest for full answer

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

Cameron made 1 loaf of bread. his family ate 4/6 of the loaf of bread. how much of the loaf of bread remains? /

Beth makes batches of bluberry muffins and banna muffins. each batchis 6 muffins. she makes 2.5 batches of bluberry muffins. how many batches of bananna muffins should beth make if she wants to have a total of 60 muffins?