a. 8 (floor division) b. 14 (PEMDAS) c. 4 (Remainder of division) d. -2 (PEMDAS - Modulus comes before subtraction ) e. 4.5 (floating point division) f. 25.5 (PEMDAS- Division comes first here)
I didn't understand the last question. I hope you look all of this up if you plan on getting good grades.
PEMDAS is also sometimes taught as BODMAS in some schools.