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Nostrana [21]
3 years ago
8

While on vacation in Hillsboro, Diane went out for a dinner that cost $20. If sales tax in Hillsboro is 5% and Diane left a 20%

tip on $20, what was the total cost of her meal?
Mathematics
1 answer:
Tju [1.3M]3 years ago
3 0

Answer:

$25.20

Step-by-step explanation:

-If you add up the tax= 25%

-now multiply 1.25(you put 1.25 instead of 1 because it makes it easier than adding it later on and since you already have 100%, just add the 25% and convert it to a decimal)and $20

=25.20

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Needs help answering
konstantin123 [22]

Answer:

26

Step-by-step explanation:

the answer is 26

6 0
2 years ago
What are the factors of 100
Sindrei [870]

the factors of 100 are: 1, 2, 4, 5, 10, 20, 25, 50, and 100

4 0
3 years ago
Lydia graphed ΔXYZ at the coordinates X (0, −4), Y (2, −3), and Z (2, −6). She thinks ΔXYZ is a right triangle. Is Lydia's asser
katrin [286]

Answer:

Option (4)

Step-by-step explanation:

Vertices of the triangle are X(0, -4), Y(2, -3) and Z(2, -6).

Slope of XY (m_{1}) = \frac{y-y'}{x-x'}

                            = \frac{-3+4}{2-0}

                     (m_{1}) = \frac{1}{2}

Similarly, slope of XZ (m_{2}) = \frac{-6+4}{2-0}          

                                   (m_{2}) = (-1)

m_{1}\times m_{2}=-\frac{1}{2}

Which should be (-1) if XY and XZ are perpendicular to each other.

Now we can say that XY and XZ are not perpendicular.

Therefore, Lydia's assertion that ΔXYZ is a right triangle is not correct.

Option (4) will be the answer.

5 0
3 years ago
Select the table representing a linear function. (Graph them if necessary.)
laiz [17]
Answer is C because there is a constant rate of change (+2) in the y-values. As x increases by 1, y increases by 2.
3 0
2 years ago
Read 2 more answers
What is the value of z? ( please help)
maxonik [38]

Answer:

z = 1

Step-by-step explanation:

See the diagram of the triangle attached to this question.

We know the property of angles of a triangle as if we sum any two interior angles then we will get the opposite exterior angle.

Hence,  

42z + 37 = 40z + (26z + 13)

⇒ 42z + 37 = 66z + 13

⇒ 37 - 13 = 66z - 42z

⇒ 24 = 24z

⇒ z = 1 (Answer)

7 0
3 years ago
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