Here are 4 red cards and 8 black cards in a bag. How likely is it that you will randomly draw a blue card? a
Impossible
b
Unlikely
c
As likely as not
d
Likely
e
Certain

I would say B?

Step-by-step explanation:

Hope this helps (:

for ex: the reciprocal of 3/4 is 4/3. it is the opposite.

reciprocal definition:

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.

e^-kt = n/n0 = 0.79  

-kt = ln 0.79  

t = - ln 0.79/0.0001  

= 2357 years

step-by-step explanation: