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Shkiper50 [21]
2 years ago
6

Courtney works for the Red Cross and has been tasked with buying non-perishable items for families recently displaced by a hurri

cane. She finds a company willing to send her Meals-Ready-to-Eat (MREs) at a discounted price. Cases of small portion meals are $20.00 each and cases of large portion meals are $30.00 each. She buys a total of 20 cases and spends a total of $450.00.
Let x represent the number of small portion meals and let y represent the number of large portion meals. Write a system of equations, in terms of x and y, to model the situation. Enter your equations in the space provided.
Mathematics
1 answer:
beks73 [17]2 years ago
5 0

9514 1404 393

Answer:

  • x + y = 20
  • 20x +30y = 450

Step-by-step explanation:

The equation for the total number of cases is ...

  x + y = 20

The equation for the total cost of the cases is ...

  20x +30y = 450

_____

<em>Additional comment</em>

The solution to these equations is (x, y) = (15, 5).

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Doug collects baseball and football cards. He has 5 baseball cards in his collection for every 4 football cards. If Doug has 68
Andrej [43]
Answer: 85 baseball cards
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3 0
2 years ago
Is this a discrete or continuous function? Explain.
faust18 [17]

A graph with points (-5, -2), (1, 5), and (-5, 5) represents a discrete function.

<h3>What is a graph?</h3>

A graph can be defined as a type of chart that's commonly used to graphically represent data on both the horizontal and vertical lines of a cartesian coordinate, which are the x-axis and y-axis.

<h3>What is a discrete function?</h3>

A discrete function can be defined as a type of function in which the ordered pair of values on the x-axis and y-axis are separate from each other and unconnected.

In conclusion, the function which this graph represents is a discrete function because both the domain (-5, 1) and range (-2, 5) have discrete set of values, rather than intervals.

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3 0
1 year ago
Answer before 11:59 plzzz
Alex17521 [72]
0.0392 or 3.92%
The exponential growth formula can find the interest rate.

y - tolat value (P +I) (216)
a - principal (200)
r- rate (unkown)
x - time in years (2 yrs)
Substitute known values

divide both sides by 200

take the square root of both sides

subtract 1 on both sides
r = 0.0392 or 3.92%
5 0
2 years ago
Does a circular permutation of 5 distinct objects always have fewer arrangements than a linear permutation of 5 distinct
lara [203]

Answer:

Convert to a decimal by dividing the numerator by the denominator.

1

distinct

Step-by-step explanation:

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3 years ago
Find the total amount due on a loan of $5,000 for 8 years at 10% simple interest.
nata0808 [166]
10% of 5000 is 500 and 500 times 8 is 4000 so the total amount due would be 9000 :)
3 0
2 years ago
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