What is one and eighty six hundredths as a decimal?

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?

Math each whole number with a rational, exponential expression

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)