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12345 [234]
2 years ago
6

The price of a DVD movie was reduced from $20 to $18. By what percentage was the price of the DVD movie reduced? *

Mathematics
1 answer:
Alla [95]2 years ago
6 0

Answer:

A. 10%

Step-by-step explanation:

First calculate how much percentage is in one dollar, which is 5% per dollar, then times that by how much money is deducted which is $2, and you will get your answer 10%.

Hope this helps good luck!

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If $-2 < x \le 3,$ then find all possible values of $5x + 1.$ Give your answer in interval notation PLEASE ANSWER THUS PLEASE
exis [7]

Answer:

(-9,16]

Step-by-step explanation:

we know that

The domain of x is equal to the interval--------> (-2,3]

-2< x \leq 3

All real numbers greater than -2 and less than or equal to 3

Let

y=5x+1

For x=3

y=5x+1\\y=5(3)+1=16

For x>-2

y >5(-2)+1\\y > -9

so

The range of the function is the interval--------> (-9,16]

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3 years ago
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Carol has had a $145,000 fixed mortgage for 5 years at 5.5% and is
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2 years ago
You purchase a piece of cake for $4.89. What would be a good estimation for just purchasing the cake?
Svetllana [295]
I would say $5 I hope this helps
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3 years ago
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The perimeter of the rectangle is 10. Find the value of x.
Lorico [155]

Answer:

Hi! Is there a picture?

Step-by-step explanation:

8 0
2 years ago
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The supports of a wooden table have the shape of a right triangle if the measurement of one of the angles is 23°​
Natali [406]

Answer:

67 degrease

Step-by-step explanation:

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angle #2 = 90

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180 - 113 = ?

? = 67

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