A company makes concrete paving stones in different sizes. Each stone has a volume of 360 inches and a height of 3 inches. the stones have different lengths and widths. how many different paving stones each with different base and a volume of of 360 cubic inches?

Answers

Answer 1
Answer:

Answer:

The answer is 6.

Step-by-step explanation:

Given is that the total volume is 360 cubic inches

The height is fixed at 3 inches

So, total area will be = (360)/(3)=120 square inches.

Let's assume the minimum size in any dimension to be 3 inches.

Now we have to find possible combinations of numbers greater than 2 that will make 120. So, we have

3 x 40

4 x 30

5 x 24

6 x 20

8 x 15

10 x 12

These have the same answer in reverse order as well. So we will consider these.

Therefore, there are 6 different paving stones with different base.

Answer 2
Answer: I got 6 but I'm not 100% sure if its right.


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How to do 416 divided by 26

Answers

Answer:

16

Step-by-step explanation:

416÷26=16

Answer:it is 16

Step-by-step explanation:

7 parentheses 3x + 8 parentheses

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What are we looking for here? Are we looking for x or trying to figure out the answer?

Helpppppp I'll give you 20 points!!!!

Answers

mass of egg  (d) 64 g          (e) 73 g
size of egg    (d) large         (e) very lg

(a) 6 lg eggs....63 g to 72 g......lowest mass = ( 6 * 63) = 378 g
                                                 highest mass = (6 * 72) = 432 g

(b) 1 kg = 1000 g...so 0.125 kg = (0.125 * 1000) = 125 g
      for 6 eggs = 125/6 = 20.8...she had small eggs
      I am not 100% sure on this one....that was 0.125 kg, right ??

Answer:

mass of egg  (d) 64 g          (e) 73 g

size of egg    (d) large         (e) very lg

(a) 6 lg eggs....63 g to 72 g......lowest mass = ( 6 * 63) = 378 g

                                                highest mass = (6 * 72) = 432 g

(b) 1 kg = 1000 g...so 0.125 kg = (0.125 * 1000) = 125 g

     for 6 eggs = 125/6 = 20.8...she had small eggs

     I am not 100% sure on this one....that was 0.125 kg, right ??

How do you find the slope?“The cost y(in dollars) to rent a kayak is proportional to the number x of hours that you rent the kayak. It costs $27 to rent the kayak for 3 hours.”

Answers

Answer:

9/1

Step-by-step explanation:

$27 for 3 hours. To find the slope, it always has to be over 1 hour because it's a unit rate. 27/3 would be 9. It makes sense too because $9 per 1 hour is the same as $27 for 3 hours.

Answer:

the slope is 9

Step-by-step explanation:

The slope is how much it cost per hour so that means if you do 27 divided by 3 then you get 9 cause 3 hours is 27 but one hour is 9

how you check if your right is by adding 9 up 3 times

9+9+9=27

Hope this Helps!

Is 1/x + 3y = -5 a function ?

Answers

We can say that a relationship between two variables is a function if, for every input, we get one and only one unique output. If we want to talk about y as a function of x in this problem, we want to make sure that every x has only one y associated with it. We can do this by solving our equation for x and seeing whether we can have more than one y that satisfies that equation. Here, I'll do the algebra and briefly explain my steps:

Multiply either side by x to cancel the denominator in 1/x:

x((1)/(x)+3y)=x(-5)\n1+3xy=-5x

Add 5x to either side to collect all of the x terms on one side, and subtract 1 to get all of the constants on one side:

(1+3xy)+5x-1=-5x+5x-1\n3xy+5x=-1

Factor an x out of the left side of the equation:

x(3y+5)=-1

Divide either side by 3y + 5 to get the x by itself:

(x(3y+5))/(3y+5)=(-1)/(3y+5)  \n\nx=(-1)/(3y+5)

For every x we pick, only one y can satisfy the above equation, so we can say that yes, (1)/(x)+3y=-5is a function.

What is the square root of 90000

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so since you know 3×3 is 9 just count the zeros from 90000 and give each factor a zero and that should be 300×300...you might not understand but its the way i learned it