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Ronch [10]
3 years ago
8

I need help fast!

Mathematics
1 answer:
Gwar [14]3 years ago
5 0

Answer:

John:discount was57.978, he paid231.912

Sam:discountwas74.9975, he paid 224.9925

Step-by-step explanation:

28.989=10

57.978 =20                 100%-20%= 231.912

29.999=10%

14.9995=5%             10%×2   + 5%=74.9975            100%-25%

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Benito spent $1822 to operate his car last year. Some of these expenses are listed below. Benito's only other expense was for ga
ohaa [14]

Answer:

  B.  10.71 cents

Step-by-step explanation:

Benito's other expenses total ...

  $809 +170 +57 = $1036

so his gas expense is ...

  $1822 -1036 = $786

Then the per-mile cost is ...

  $786/(7340 mi) ≈ $0.10708/mi

Benito's gas cost averaged 10.71¢ per mile.

5 0
3 years ago
Read 2 more answers
Ignore the shimejis. Also if there is a calculator for this type of thing tell me please
ella [17]
A triangle has 3 sides that equal 180, so add up the two numbers and subtract them by 180 and you have your third.83*

3 0
4 years ago
A recipe for pizza crust call for 3 cups of flour for every 1 cup of water.How many cups of water are needed for 21 cups of flou
Zina [86]
The answer is 7 cups of water are needed for 21 cups of flour.

Shown work:
1 cup of water=3 cups of flours
? Cup of water=21 cups of flours

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4 0
3 years ago
Please help me with please solving for x and y
beks73 [17]

Answer:

first put in equation

Step-by-step explanation:

put the whole thing in a equation

4 0
3 years ago
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The sides of a rectangle are in the ratio 4:7. If its longer side is 31.5 in., find the shorter side, the perimeter, and the are
Lemur [1.5K]

Answer:

Width = 18 inches

Perimeter = 99 inches

Area = 567 square inches

Step-by-step explanation:

The sides of a rectangle are in the ratio 4:7. Then

Width =4x in

Length =7x in.

If  its longer side is 31.5 in, then

Length = 31.5 in

and

7x=31.5\\ \\x=\dfrac{31.5}{7}=4.5\ in

So,

Width =4\cdot 4.5=18\ in

The perimeter is

P=2(\text{Width}+\text{Length})\\ \\=2(18+31.5)\\ \\=2\cdot 49.5\\ \\=99\ in

The area is

A=\text{Width}\cdot \text{Length}\\ \\=18\cdot 31.5\\ \\=567\ in^2

5 0
3 years ago
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