Bo recorded a basketball game that lasted 2 1/2 hours bo watched the game 4 times last week how many hours did bo spend watching the game

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