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kogti [31]
3 years ago
11

suppose you have a coupon for 20% discount you buy a game that costs $38 the sales tax rate is 5.5% sales tax applies to the cos

t after the discount what is the total cost of the game
Mathematics
2 answers:
Kazeer [188]3 years ago
8 0
0.2 times 38 = 7.60
38 - 7.60= 30.40
30.40 times 0.055= 1.672 which is about 1.67
1.67 + 30.40 = 32.07

So the total cost of the game including the discount and tax is 32.07.
Hope this helps!

Lostsunrise [7]3 years ago
6 0
$32.072 ≈ $32.07
20% of $38 is equal to $7.60
$38 - $7.60 = $30.40
5.5% of $30.40 = 1.672
$30.40 + $1.672 = $32.072
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Part A: Joel uses the incorrect expression 0.95(190)(0.8) to calculate that the computer will cost him a total of $144.40. Descr
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Answer:

Part A) The correct Expression : (1.05)(190)(0.8)

=> The error of Joel was that instead of adding the sales tax, he subtracted it.

Part B) $159.60

Step-by-step explanation:

<u><em>Part A:</em></u>

To calculate the computer cost, we need to find out the selling price first.

There's a discount of 20% so the selling price will be 100% - 20% = 80% =>80/100 = 0.8

<em>So, We'll multiply the cost price by 0.8</em>

=> (190)(0.8)

But, there is a sales tax of 5%

<u><em>So, the selling price with cost price will be:</em></u>

=> 100% + 5% = 105%  => 105/100 = 1.05 (We'll multiply this too with the first equation that we made above)

So, the expression will be:

=> (1.05)(190)(0.8)

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<u><em>Part B)</em></u>

<u><em>Joel will pay for the tablet:</em></u>

=> (1.05)(190)(0.8)  [We used the above expression]

=> $159.60

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