A baseball team's starting lineup has 3 left handed hitters, 4 right-handed hitters, and 2 Switch Hitters. if there are a total of 81 baseball players in the league, how many players could be expected to NOT be right handed hitter? pls helppp​

Can someone explain the elimination method to me for this problem?

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?