Answer:
he earns $15 an hour. the equation is 12h=t
Step-by-step explanation:
you can make the equation 180=12x where x equals the amount per hour
divide 12 by both sides and you get x=15 which means he makes 15 dollars an hour
28.1%
Population increased by (561000-438000)=123000
rate of increase
= (123000/438000)*100
=28.08
=28.1