Heldi Company is considering the acquisition of a machine that costs $369,000. The machine is expected to have a useful life of 6 years, a negligible residual value, an annual net cash inflow of $144,000, and annual operating income of $83,262. The estimated cash payback period for the machine is (round to one decimal point)? Os. 26 years Ob. 4.4 years O, 45 years Od 40 years Mason Corporation had $1,049,000 in invested assets, sales of $1,215,000, operating income amounting to $243,000, and a desired minimum return on investment of 14%. The residual income for Mason Corporation is Oa. $96,140 Ob. 50 Oc. (55.900) Od. $134.596