A. f(1.3)=1. B. f(1.8)=2 c. f(-1.5)=-2 D. f(2.8)=2

amount of oatypop that contains the prize = 40%

amount   of oatypop which doesn't contain the prize = (100-40)=60%

probability that hannah will win a prize

    = s +f s +f f s+ff   f s+ff f f s+ infinity.where f= failure,s= success

=   or 60%

probability that hannah only has to buy 3 or less boxes before getting a prize= (s) and ( f s) and (ff s) and (f f f s)

        = = 87.04 %  

step-by-step explanation:

answer: 72: 111

step-by-step explanation:

the answer would be  

a.

3: 1

step-by-step explanation:

true

step-by-step explanation:

it is more then likely a review to you prepare for an upcomign test or quiz