(a) A firm reported $405 million in revenue and an increase in net receivables of $32 million.

What was the cash generated by the revenues? [1]

(b) A firm reported wages expense of $335 million and cash paid for wages of $290 million.

What was the change in wages payable for the period? [2]

(c) A firm reported net property, plant, and equipment (PPE) of $873 million at the beginning of the year and $923 million at the end of the year. Depreciation on the PPE was $131 million for the year. There were no disposals of PPE. How much new investment in PPE was there during the year? [2]