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3 years ago

Dan bought a stereo at a 15% discount. the original price was $350.00. how much money did Dan save?

Mathematics

2 answers:

Lemur [1.5K]3 years ago

7 0

Answer:

$52.5 saved. And he paid $297.50

Step-by-step explanation:

First finding the amount of money of the 15% discount

350.00 × .15 = $52.5

Then the the original price minus the dicount

350.00 - 52.50 = $297.50

siniylev [52]3 years ago

3 0

Answer:

he saved 52.5$

Step-by-step explanation:

350.00*15/100

=52.5

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7.5 4.2

Studentka2010 [4]

✡ Answer: x=6.72 ✡

- - Solve:

- - First step is to cross-multiply:
- $7.5*x=4.2*12$
- $7.5x=50.4$

- - The next step is to divide both sides by the number 7.5
- $\frac{7.5x}{7.5} = \frac{50.4}{7.5} 
$


- - x=6.72

✡Hope this helps✡

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2 years ago

If red oak lumber weighs 63 pounds per cubic foot, how much does one cord of red oak weigh? (A cord is a measurement for bulk wo

dsp73

Answer: Option C. 8,064 pounds

Solution:

Unit weight: U=63 pounds/foot^3

Total Weight: W=?

W=U*V

Volume: V

Length: l=8 feet

Width: w=4 feet

Height: h=4 feet

V=l*w*h

Replacing the knwon values in the formula above:

V=(8 feet)*(4 feet)*(4 feet)

V=128 feet^3

Replacing in the formula of total Weight:

W=U*V

W=(63 pounds/foot^3)*(128 feet^3)

W=8,064 pounds

8 0

3 years ago

3. 18 is 40% of what number?

Mariulka [41]

#Lets just write x as the nunber you asked

x × 40/100 = 18

x = 18 : 40/100

x = 18 × 100/40

y = 1800/40

y = 45

<h3>Answer : 45</h3>

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2 years ago

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Answer:

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2 years ago

Rachel is keeping track of how much water she drinks. On Friday, she drank two bottles of water with snacks and 5 cups of water

xeze [42]

Answer:

2 CUPS

Step-by-step explanation:

Write two equations, where "b" = bottles, and "c" = cups

2b +5c = b +7c -->

b = 2c

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3 years ago

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