That statement is true.
Ladders commonly used to do a couple of construction activities in a higher region of a building or area.
If this equipment is not used properly, it could potentially caused fatal accidents for the people on the site
line 4
if salary < 30000
error missing ":"
solution
if salary < 30000:
line 6
tax = salary * 0.2
error is missing identifier for tax
solution add identifier for tax on line 3
tax = 0.0
line 11
error syntax
solution is move tax = salary * 0.4 + 6000 to the right
tax = salary * 0.4 + 6000