Can you please help me

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32