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german
3 years ago
5

The math club had lunch meeting where the attendees ordered either a hamburger for $2.50 or chicken strips for $3.25. The bill f

or the 25 lunches was $74.50. The system of equations below represents this situation.
How many hamburgers were ordered for lunch?

9
13
16
22

Mathematics
2 answers:
Minchanka [31]3 years ago
8 0

Answer:

A) 9

Step-by-step explanation:

castortr0y [4]3 years ago
3 0

Answer:

The answer is 9

Step-by-step explanation:

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Your school is sponsoring a pancake dinner to raise money for a field trip. You estimate that 200 adults will attend. You are tr
AfilCa [17]

Answer:

Some of the possible combinations are;

1) $19 per adult, $0 per child

2) $10 peer adult, $9 per child

3) $14 peer adult, $5 per child

Step-by-step explanation:

The given information are;

The estimated number of adults to attend the fund raising dinner = 200 adults

The amount the fund raiser is trying to realize = 3800

Therefore, some of the possible combinations are;

1) 3800/200 = 19 per adult to give;

$19 per adult, $0 per child

2) Given that each adult is charged $10, we have;

Total amount from adults = $10 × 200 = $2000

The total amount to be raised from the children = The amount the fund raiser is to realize - (Total amount from adults)

∴ The total amount to be raised from the children = 3800 - 2000 = 1800

The total amount to be raised from the children = $1,800

If there are 200 children we have;

The amount charged per child = (The total amount to be raised from the children)/(The total number of children)

The amount charged per child = $1,800/200 = $9 per child

Therefore, we have;

$10 peer adult, $9 per child

3) If each of the 200 children are charged $5 each, we have;

The total amount to be raised from the children = $5 × 200 = $1,000

∴ The amount to be raised from adults = $3800 - $1000 = $2800

The amount to each adult is to be charged = $2800/200 = $14

Therefore, we have;

$14 peer adult, $5 per child.

7 0
3 years ago
Eric traveled to two cities on a single highway. The total distance one way was 200 miles. The distance from his original locati
drek231 [11]
<span>Equation (1) x + y = 200

Eauation (2) x = y - 40

x represents the distance from the original location to the firstt city

y represents the distance from the first city to the second city.

Solution:

(1) x + y = 200

(2) x - y = - 40
----------------------

2x = 200 - 40

2x = 160

x = 160 / 2

x = 80

x + y = 200 => y = 200 - x = 200 - 80 = 120

Therefore the solution (x,y) is (80,120)

Answer: the pair of coordinates that represents the solution (in miles) to this system of equations is (80, 120) </span>
6 0
4 years ago
Let's compare the scientific notation representation of two of these numbers. 0.0000004 = 4.0 x 10 ⁻⁷ and 1,080,000,000 = 1.08 x
tamaranim1 [39]

Answer:

Step-by-step explanation:

Scientific notation is a quick way to represent a number using powers of base ten. This notation is used to be able to express very large or very small numbers very easily.

The numbers are written as a product:

a * 10ⁿ

where:

  • a is a real number greater than or equal to 1 and less than 10, to which a decimal point is added after the first digit if it is a non-integer number.
  • n = a whole number, which is called an exponent or an order of magnitude. Represents the number of times the comma is shifted.  It is always an integer, positive if it shifts to the left, negative if it shifts to the right.

Comparing what is equal to these two numbers when they are written in scientific notation you can see that the value of a is such that 1 ≤ a <10

Comparing what is different from these two numbers when they are written in scientific notation, you can see that the value of the exponent n in both numbers is different, one being positive, indicating that it is a very large number, and the other negative, indicating that it is It is a very small number that is between 0 and 1.

7 0
3 years ago
HELP!!!!!!!!
insens350 [35]

The direction of the vector is - 21.8 N of E , Option B is the answer.

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

A vector is an object with both magnitude and direction.

A vector is shown in the graph.

To determine the direction , The angle needs to be determined

The slope of the vector will give the direction of the vector

The vector starts from the point (1 , 1)

Another point on the vector (-4 , 3)

slope = -2 /5

It is making angle x with the line y = 1

tan x = -2 /5

x = - 21.8 N of E.

Therefore the direction of the vector is - 21.8 N of E , Option B is the answer.

To know more about Vector

brainly.com/question/13322477

#SPJ1

3 0
2 years ago
Which of the sets of ordered data represents this box-and-whisker plot?
Talja [164]
50 llllllllllllllllllllllllllllllllllllllllllllllll
3 0
3 years ago
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