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acuve
solving for inverse operations
seven friends are buying tickets to a concert. each person pays $8. how much money do they pay altogether?
seven friends each pay the same amount for concert tickets, and $56 is paid in total. how much is one concert ticket?

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.