Answer:
12.20655562 or 12.2
Step-by-step explanation:
Just square 149 
That gives you 12.20655562
Round it to 12.2
Answer:
867
Step-by-step explanation:
622+180+100=902
902-35=867
Answer:
50h+6
Step-by-step explanation:
50h+ (150/25) <--- Divide/ simplify
=50h+6
Answer:
530
Step-by-step explanation: