an architect makes a model of a new house with a patio made with pavers in the model each paver in the patio is 1/3 in long and 1 6 in wide the actual dimensions of the pavers are shown what is the constant proportionality that relates the area of the paver in the model and the area of the actual paper explain your reasoning

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?