Aunt Lydia Snacks makes potato chips, corn chips, and cheese puffs using three different production lines within the same manufacturing plant. Currently, Aunt Lydia uses a single plantwide overhead rate to allocate its $3,796,200 of annual manufacturing overhead. Of this amount, $2,147,000 is associated with the potato chip line, $993,200 is associated with the corn chip line, and $656,000 is associated with the cheese puff line. Aunt Lydia's plant is currently running a total of 17,100 machine hours: 11,300 in the potato chip line, 2,600 in the corn chip line, and 3.200 in the cheese puff line. Aunt Lydia considers machine hours to be the cost driver of manufacturing overhead costs. 1. What is Aunt Lydia's plantwide overhead rate? 2. Calculate the departmental overhead rates for Aunt Lydia's three production lines. Round all answers to the nearest cent. 3. Which products have been overcosted by the plantwide rate? Which products have been undercosted by the plantwide rate? 1. What is Aunt Lydia's plantwide overhead rate? Determine the formula for calculating the plantwide overhead rate, then calculate the rate Plantwide overhead rate per machine hour 2. Calculate the departmental overhead rates for Aunt Lydia's three production lines. Round all answers to the nearest cent. Beain by determinina the formula for calculatina a departments overhead rate. then calculate the overhead rates for each department