Answer: 3.06
Step-by-step explanation:
PEMDAS
Parenthesis first:
(3x1)= 3
(6x1/100)= 0.06
Finally add and then you have 3.06.
Answer:
1.5 if you Evaluate and in fraction form 
It has a right angle (90 degrees) and 2 sides are equal which makes it isosceles.
So there's only one choice left.
Answer:
D
Step-by-step explanation:
This equation can be set up letting x be the hourly rate:40x+1.5x(52-40)=638 [40 times the rate, plus 1.5 times the rate for the hours over 40 equals the pay]40x+78x-60x=63858x=638x=11 hourly rate is $11/hr