Not SOOO hard Quiz

Question Number 1 8000+5000-5000+200 A. 8200 B. 19200 C. 18200 D. 2200 E. 200 F. 8000 Question Number 2 820/1000 A. 82% B. 1820 C. 100/820 D. 820/0 Question Number 3 2500 Multiply by 0 A. 25000 B. 2500 C. 250 D. 02500 E. 0 F. 20500 Question Number 4 8n+5n A. 13n B. 8+5+n+n C. 13+n+n D. 85nn E. 8n5n F. 8nn5