Question 2 (4 points) At the local pet store, zebra fish cost $2.10 each and neon tetras cost $1.85 each. If Marsha bought 13 fish
for a total cost of $25.80, not including tax, how many of each type of fish did she buy?
6 zebra fish, 7 neon tetras
Ob
5 zebra fish, 8 neon tetras
7 zebra fish, 6 neon tetras
Od
8 zebra fish, 5 neon tetras

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.