Jason cycled for 7 1/2 miles each hour for the next two hours and the distance he cycled for the third hour was 1/4 of the total distance he cycled in 3 hours what was the total distance jason cycled in 3 hours

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