Acircle has a center of (3,5). the point (3,7) is on the circle. what is the area of the circle to the nearest tenth of a square?
22.2
44.4
157.1
314.2

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?