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gayaneshka [121]
3 years ago
6

You receive an 18% discount on a purchase that would have normally cost $350.00. How much did you spend on the purchase before t

ax?
Mathematics
1 answer:
skad [1K]3 years ago
4 0
<span>By the given scenario in this item, the amount that is paid before tax for the item would only be equal to 82% of the original amount. This is due to the given 18% discount.
  To solve for the amount that needs to be paid, we simply multiply the base value with the decimal equivalent of the given percentage. That is,
                 P = ($350)(0.82) = $287
 Answer: $287</span>
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for events A and B, P(A)= 3/14 and P(B)= 1/5. Also, P(A and B)= 3/65. Are A and B independent events?
Lady_Fox [76]

No, A and B are not independent events

Step-by-step explanation:

Let us study the meaning independent probability  

  • Two events are independent if the result of the second event is not  affected by the result of the first event
  • If A and B are independent events, the probability of both events  is the product of the probabilities of the both events  P (A and B) = P(A) · P(B)

∵ P(A) = \frac{3}{14}

∵ P(B) = \frac{1}{5}

∴ P(A) . P(B) = \frac{3}{14} × \frac{1}{5}

∴ P(A) . P(B) = \frac{3(1)}{14(5)}

∴ P(A) . P(B) = \frac{3}{70}

∵ P(A and B) = \frac{3}{65}

∵ P(A) . P(B) = \frac{3}{70}

- The two answers are not equal

∴ P (A and B) ≠ P(A) · P(B)

- In independent events P (A and B) = P(A) · P(B)

∴ A and B are not independent events

No, A and B are not independent events

Learn more:

You can learn more about probability in brainly.com/question/13053309

#LearnwithBrainly

5 0
3 years ago
You roll a 6 sided dice what is the probability of rolling a number greater than two and then rolling a number less than three
Alexandra [31]

First answer is 4 chances and second answer is 2 chances

5 0
3 years ago
4 Pre-Algebra questions PLEASE HELP ME?
Juliette [100K]
What is the math problem?
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AleksAgata [21]

Answer:

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Step-by-step explanation:

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3 0
3 years ago
Slope-intercept form of the equation for the line?
vaieri [72.5K]

Answer:

\large\boxed{y=-\dfrac{3}{10}x+\dfrac{1}{2}}

Step-by-step explanation:

The slope-intercept form of an equation of a line:

y=mx+b

m - slope

b - y-intercept

The formula of a slope:

m=\dfrac{y_2-y_1}{x_2-x_1}

We have the points from the graph (-5, 2) and (5, -1).

Substitute:

m=\dfrac{-1-2}{5-(-5)}=\dfrac{-3}{10}=-\dfrac{3}{10}

We have the equation in form:

y=-\dfrac{3}{10}x+b

Put the coordinates of the point (5, -1) to the equation:

-1=-\dfrac{3}{10}(5)+b

-1=-\dfrac{3}{2}+b

-\dfrac{2}{2}=-\dfrac{3}{2}+b            <em>add 3/2 to both sides</em>

\dfrac{1}{2}=b\to b=\dfrac{1}{2}

4 0
3 years ago
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