We know that
<span>An electrician can wire a house in ------------> 20 hours
so
100%----------------> 20 hours
X-------------------> 12 hour
x=12*100/20----> x=60%
that means
</span><span>the apprentice in 12 hours complete the (100-60)----> 40%
</span>the apprentice in 12 hours complete -------> 40%
x hours------------------------------------> 100%
x=100*12/40-----> x=30 hours
the answer is
30 hours
Answer:
Rule by a small group : Oligarchy
Rule by Citizens : Democracy
Rule by No one Anarchy
Rule by king or Queen : Monarchy
Answer:
the perimeter of the square is 12 mm
Step-by-step explanation:
each side of the square is 3 mm
Answer:
24
Step-by-step explanation: