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DochEvi [55]
3 years ago
13

a quiche with a diameter of 12 inches can feed 6 people. can a quiche with a diameter of 10 inches feed 4 people, assuming the s

ame serving size explain your thinking
Mathematics
1 answer:
Andrew [12]3 years ago
7 0
This is an area problem where the area of a circle is pi*r^2.

A quiche with a diameter of 12 has an area of pi*6^2 = 36pi

So if it can feed 6 people, then the serving size per person is 6pi per person.

A quiche with a diameter of 10 inches has an area of pi*5^2 = 25pi

If each person requires 6pi worth of quiche, then 25pi/6pi = 4 1/6 people.

So yes, it can serve 4 people.
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PLS HELP! which graph is the function 3x + 2y = 8 with the given domain {-2,0,2,4}??
Romashka [77]

Answer:

D

Step-by-step explanation:

Domain of the function 3x + 2y = 8 are the possible set of x-values represented as {-2, 0, 2, 4}.

To know which graph represents the above given function, find the range values of the function by plugging in each value of x into the equation, to find y.

For x = -2,

3(-2) + 2y = 8

-6 + 2y = 8

2y = 8 + 6

2y = 14

y = 14/2

y = 7

(-2, 7)

For x = 0,

3(0) + 2y = 8

0 + 2y = 8

2y = 8

y = 8/2

y = 4

(0, 4)

For x = 2,

3(2) + 2y = 8

6 + 2y = 8

2y = 8 - 6

2y = 2

y = 2/2

y = 1

(2, 1)

For x = 4,

3(4) + 2y = 8

12 + 2y = 8

2y = 8 - 12

2y = -4

y = -4/2

y = -2

(4, -2)

The graph which shows the following set of coordinates pairs calculated above, ((-2, 7), (0, 4), (2, 1), (4, -2)), is the graph of the function 3x + 2y = 8.

Thus, the graph in option D the shows the following calculated coordinate pairs. Therefore, graph D is the answer.

7 0
3 years ago
Ms Melissa and Ms ryanne went for a walk and they got back at 8:02am their walk was actually 45 minutes what time did they leave
dimaraw [331]

Answer: 7: 17

Step-by-step explanation:

This doesn't really make sense but it's how I do it

8:02 = 7:62

    7:62

<u> -      45</u>

    7: 17

6 0
3 years ago
How can I find the prime factorization of a number with an easy explanation?
mezya [45]

Answer:

Step-by-step explanation:

Step 1: Start by dividing the number by the first prime number 2 and continue dividing by 2 until you get a decimal or remainder. Then divide by 3, 5, 7, etc. until the only numbers left are prime numbers.                                                                 Step 2: Write the number as a product of prime numbers.

4 0
3 years ago
NO LINKS!!<br><br>Solve each equation. Show all work.<br><br>(x - 2)^2 - 64 = 0​
klasskru [66]

(x-2)^2-64=0\\(x-2)^2=64\\x-2=8 \vee x-2=-8\\x=10 \vee x=-6

4 0
2 years ago
Read 2 more answers
The Hoskins family spend $600 per month on groceries for their family. If this is 15% of their monthly budget, what is there mon
Varvara68 [4.7K]

Hi!

We will find the monthly budget using proportions, like this:

15% = 0,15___________600$

100% = 1_____________x$

__________________________

x = (600*1)/0,15

x = 600/0,15

x = 4000

Their monthly budget is 4000$.

Hope this helps!

5 0
3 years ago
Read 2 more answers
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