Gamma Inc. manufactures Product X using a single raw material. The standard quantity of input for the month of February was 2,500 units of raw material for 1,000 unit Product X. The actual output for the month of February was 1,800 units. Compute the standard quantity of raw material for actual output (SQ) of Product X. O a. 1,800 units Ob. 2,500 units O c. 500 units O d. 4,500 units