Grab Bags A convenience store has made up 20 grab bag gifts and is offering them for $2.00 a bag. Ten bags contain merchandise worth $1.00. Six bags contain merchandise worth $2.00, and four bags...

Grab Bags A convenience store has made up 20 grab bag gifts and is offering them for $2.00 a bag. Ten bags contain merchandise worth $1.00. Six bags contain merchandise worth $2.00, and four bags contain merchandise worth $3.00. Suppose you purchase one bag. What is your expected gain or loss?