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raketka [301]
3 years ago
9

The Hamburger Joint lowered their prices and their sales increased from 1000 hamburgers a week to 2500 hamburgers a week. What i

s the percent increase of their burger sales?
Mathematics
2 answers:
maria [59]3 years ago
5 0

Answer:

Percentage Increase from 1000 to 2500 = 150%%

Step-by-step explanation:

Given

Initial Sales: 1000

Final Sales: 2500

Required:

Percentage Sales Increase

Percentage Increase is calculated as a difference between the given parameter divided by Initial Parameter

Mathematically,

Percentage Increase = (Final Sales - Initial Sales) * 100 / Initial Sales

By Substitution. we have

Percentage Increase = \frac{2500 - 1000}{1000} * 100%

Percentage Increase = \frac{1500}{1000} * 100%

Percentage Increase = 1.5 * 100%%

Percentage Increase = 150%%

Hence, the percentage Increase from 1000 to 2500 = 150%%

morpeh [17]3 years ago
3 0

Answer:

250%

Step-by-step explanation:

2500/1000= 2.5 or 250%

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3 years ago
A) For AQRS use the Triangle Proportionality Theorem to solve for x.
xenn [34]

Answer:

a. x = 14

b. Perimeter = 77

Step-by-step explanation:

a. Based on the Triangle Proportionality Theorem:

\frac{2x - 2}{13} = \frac{21 - 7}{7}

\frac{2x - 2}{13} = \frac{14}{7}

\frac{2x - 2}{13} = 2

Cross multiply

2x - 2 = 2(13)

2x - 2 = 26

Add 2 to both sides

2x = 26 + 2

2x = 28

Divide both sides by 2

x = 14

b. Perimeter of ∆QRS = RQ + QS + RS = (2x - 2) + 13 + 17 + (21 - 7) + 7

Plug in the value of x

= (2(14) - 2) + 13 + 17 + 14 + 7

= 26 + 13 + 17 + 14 + 7

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8 0
3 years ago
Eya is 5 years younger than 3 times Bills age. If Eya is 28 how old is Bill?
Sedaia [141]
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Eya's age = 3x - 5

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28 = 3x - 5

28 (+5) = 3x -5 (+5)

33 = 3x

33/3 = 3x/3

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Bill = x

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hope this helps
4 0
3 years ago
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gayaneshka [121]

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Step-by-step explanation:

The given function is

f(x)=\sin(9\ln (x))

Using chain rule differentiate w.r.t. x.

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f'(x)=\dfrac{9\cos(9\ln (x))}{x}

Therefore, f'(x)=\dfrac{9\cos(9\ln (x))}{x}.

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