The weekly earning for the waitress is $475.
Step-by-step explanation:
Weekly salary = $275
Commission = 5%
Worth of dinners served = $4000.00
Amount of commission = 5% of worth of dinners served

Total earned = Weekly salary + Amount of commission
Total earned = 
The weekly earning for the waitress is $475.
Keywords: percentage, commission
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Based on the information given, it can be noted that the air speed that the plane has will be 71.1 km per hour.
The number of hours used for the return trip will be:
= 2 hours - 24 minutes.
= 1 hour 36 minutes.
= 1.6 hours.
Therefore, the speed of the air plane will be:
= (128 + 128) / (2 + 1.6)
= 256/3.6.
= 71.1 km per hour.
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The value of the expression for the given values of a and b is -1
<h3>Evaluating an expression</h3>
From the question, we are to evaluate the given expression for the given values of a, b, and c
The given expression is
a + b
The given values are
a = 4,
b = -5,
and
c = -8
To evaluate the given expression for the given values of a and b, we will put the values of a and b into the expression,
That is,
a + b becomes
4 + -5
= 4 -5
= -1
Hence, the value of the expression for the given values of a and b is -1
Learn more on Evaluating an expression here: brainly.com/question/17425636
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Answer:
<h2>C
is the answer </h2>
Step-by-step explanation:
<h2>5/4 is the answer</h2>
Answer:

Step-by-step explanation:
A bisector is the line that divides an angle (which in this case is
) exactly in half. Therefore,
and as such we can solve for
:

and we are done.