A model rocket is fired vertically upward from rest. Its acceleration for the first three seconds is a ( t ) = 66 t , at which time the fuel is exhausted and it becomes a freely "falling" body.

How many days was the temperature above 90 degrees?

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Triangle xyz has vertices x(1,3), y(0,0)