Acompany makes tables and chairs. each table is assembled from 6 pieces of wood and 5 pieces of plastic, and each chair is assembled from 9 pieces of wood and 12 pieces of plastic. each piece of wood (in either a table or a chair) is attached with 3 screws and 2 bolts, and each piece of plastic (in either a table or a chair) is attached with 4 screws and 5 bolts. screws cost 4¢ each and bolts cost 8¢ each. use matrix multiplication to answer the following questions.
a) what is the cost of assembling a table? (give your answer in ¢: for example 983 rather than $9.83)
b) what is the cost of assembling a chair? (give your answer in ¢: for example 983 rather than $9.83)