What will be the perimeter and the area of the rectangle below if it is enlarged using a scale factor of 4.5? a rectangle is shown. the length of the rectangle is labeled as 8 cm, and the width is labeled as 6 cm. a. perimeter = 46 cm, area = 131.25 cm2 b. perimeter = 126 cm, area = 972 cm2 c. perimeter = 46 cm, area = 972 cm2 d. perimeter = 126 cm, area = 131.25 cm2

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?