Suppose That the Number of Units of a Good Produced

Multiple Choice

Suppose that the number of units of a good produced z is given by , where x is the number of machines working properly and y is the average number of work hours per machine. Find the production for a week in which 9 machines are working properly and the average number of work hours per machine is 35. Round your answer to the nearest whole number. ​

A) 11,025 units
B) 4,410 units
C) 126 units
D) 1,134 units
E) 17,150 units