6. The distance from Tory's home to the mall is 14 km. The distance from her home to the bus station is 8 km. If the three distances form a triangle, what is the range
of distances from the school mall to the bus station?

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?