Kia donated a $20 bill plus 1 of the balance in her short-term savings
account to a medical fundraiser. If Kia
donated a total of $100, how much was
in her short-term savings account?

What is the quadric regression equation that fits these data

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?