As the estimator for Rajendra Tibrewala? Enterprises, your job is to prepare an estimate for a potential customer service contract. The contract is for the service of diesel locomotive cylinder heads. The shop has done some of these in the past on a sporadic basis. The time required to service the first cylinder head in each job has been exactly 4 ?hours, and similar work has been accomplished at an 80?% learning curve. The customer wants you to quote the total time for a batch of 12 and 20.

a) The total amount of hours to build the 12 units? =____ hours? (round your response to two decimal? places).

The total amount of hours to build the 20 units? = ____ hours? (round your response to two decimal? places).

?b) After preparing the? quote, you find a labor ticket for this customer for five locomotive cylinder heads. From the notations on the labor? ticket, you conclude that the fifth unit took 2.2 hours.

The total amount of hours to build the 12 units based on the finding of the labor ticket? =____ hours? (round your response to two decimal? places).

c) After preparing the? quote, you find a labor ticket for this customer for five locomotive cylinder heads. From the notations on the labor? ticket, you conclude that the fifth unit took 2.4 hours.

The total amount of hours to build the 12 units based on the finding of the labor ticket? =____ hours? (round your response to two decimal? places).