Nathan cell phone company charges a monthly rate of $12.95 and $.25 a minute per call the bill for x minutes is $21.21 write any quetion that models the situation

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?

How do you find principle and simple interest

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)