The figure shows how the yard lines on a football field are numbered. the goal lines are labeled g. a referee was standing on a certain yard line as the first quarter ended. he walked 41 3/4 yards to a yard line with the same number as the one he had just left. how far was the referee from the nearest goal line? express your answer as a simplified mixed number.
the referee was ? ? yards away from the goal line before moving.

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?