40% of oatypop cereal boxes contain a prize. hanna plans to keep buying cereal until she gets a prize. what is the probability that hannah only has to buy 3 or less boxes before getting a prize? if we use a random number generator ranging from 1-10 and assign 1-4 as the prize and 5-10 as no prize, what is the best way to perform the simulation?   a. keep track of how many times you see a 1,2,3 or 4 in 150 tries. these will represent the number of prizes you get in all.   b. keep track of how many tries it takes before you see a 1,2,3 or 4. these represent the number of purchases it will take to get a prize. repeat this 150 times.   c. keep track of how many tries it takes before you see a 1,2,3 or 4. these represent the number of purchases it will take to get a prize. repeat this 3 times.