Which equation can be used to solve for the measure of angle ABC?

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?

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.

Aa at 9 a.m. it at 4 p.m. he a of $28.84.?