Cobalt 60 has a half-life of about 5 years. how many grams of 300 g sample will remain after 20 years? 1. 0.0625 g 2. 9.375 g 3. 18.75 g 4. 37.5 g

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Graph the line with the given slope m and y-intercept b. m=-3,b=1

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?