Answer:
42
Step-by-step explanation:
33+9=42
42-9=33
5/8 or 41/8
If you mean 1/8 x 5, then that equals 5/8
If mean 1/8 + 5, then that equals 41/8
7.2*10^3.
7,200 in scientific notation, is 7.2*10^3