Twenty years ago, Bruce Wayne bought a batmobile for 250 million dollars. As the crime in Gotham city
has been down for a while, he plans to sell it.
How much can he get for the batmobile if the price goes down by 20% every decade?
million dollars

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)

1. 22

2. 1

3. 7

4. 18

step-by-step explanation

e2020 got it right

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation:

they go with it happens or they mite give a chance?

step-by-step explanation: