In 1981, about $1.1 million was lost due to fires. in 1988, the loss was about 9.6 million. what percent did it go up or down? and is it a increase or a decrease?

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