cocoa- rama truffles sells twelve for $18 truffles- r-us, sells nine truffles for 15.00 Mr. Lutz calculates that 12/18=0.6666, and 9/15=0.6. he picks truffles based on his calculations is he correct why orwhy not

597

step-by-step explanation:

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: