A cylinder with height 8 units as shown has a volume of 72 cubic units. What is the radius of the cyliner? 3/π units

9/π units

3/sqrt(π) units

sqrt(27/π) units

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase