Mike and Lilly are working together on a science project they agreed to meet halfway between their houses and ride their bikes to the library together approximately how far will mike and Lilly rid to get to the library once they meet each other at the halfway point?

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?