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brilliants [131]
3 years ago
6

ERRE

Mathematics
1 answer:
n200080 [17]3 years ago
5 0

Answer:

<em>The total percentage discount was 19%</em>

Step-by-step explanation:

<u>Percentages</u>

Suppose the original price of the shirt was x.

A discount of 10% reduces the price by:

10*x/100 = 0.1x

Thus, the discounted price is:

x - 0.1x = 0.9x

The second discount reduces the price by:

10*0.9x/100 = 0.09x

The new discounted price is:

0.9x - 0.09x = 0.81x

With respect to the original price, the last discounted price has been discounted by:

x - 0.81x = 0.19x

This means the total percentage discount was 0.19*100 = 19%.

The total percentage discount was 19%

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Chad stop and fill the car with 11 gallons of gas he had driven 308 miles is in the previous 11 gallons of gas how many miles pe
Mrrafil [7]
308 miles per 11 gallons.

You need to find the amount of miles per 1 gallon.

dived the number of miles over gallons.

will look like:

miles
----------
gallons

it will look like for this problem

308
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11



308
-------- =28
11



28 miles per 1 gallon
4 0
3 years ago
The perimeter of a rectangle is 48 m. The area of the rectangle is 128 square meters. Find the dimensions of the rectangle.
Andreas93 [3]

Answer:

l = 16, w = 8

Step-by-step explanation:

Let l = length

Let w = width

Area = w * l

128 = w * l

w  = 128/l

Perimeter = 2w + 2l

48 = 2w + 2l

48 = 2(128/l) +2l

48 = 256/l +2l

Multiply everything by l

48l = 256 + 2l^2

l^2 + 128 = 24l

l^2 + 128 -24l = 0

(l-16)(l-8)= 0

L = 16

L = 8

If you try them out, and test it, l = 16 would work:

2(16) + 256/16 = 48

32 + 16 =48

16 * 128/16 = 128

16 * 8= 128

128 = 128

Since I'm not sure if you are in advanced math or not, I will do it simple with guess and check

Try w is

3 0
3 years ago
THIS IS MY LAST QUESTION. Okay, im a bit anxious to get this done. Ive done half the problem, I just need the other half.
igor_vitrenko [27]

Answer:

umef leaf ninja the frog held a

7 0
3 years ago
A rectangular region is removed from another rectangular region to create the shaded region shown below. Find the area of the sh
Mila [183]

Answer:

52

Step-by-step explanation:

Area of bigger rectangle (A1)= 9×11=99

Area of smaller rectangle(A2)=8×6=48

Area of shaded region(A)=99-48=52

6 0
3 years ago
What is the missing side? HELP!!!
Kisachek [45]
The missing side would be B = 15
5 0
3 years ago
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