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likoan [24]
3 years ago
12

The following table shows the number of heart beats for 4 animals. For example, the pig's heart beats 225

Mathematics
2 answers:
o-na [289]3 years ago
5 0

Answer:

The cow's heart beats at 65 beats per minute

Step-by-step explanation:

To solve the per minute, take the total heartbeat number and divide it by the amount of minutes like so:

Pig: \frac{225}{3}

Horse: \frac{180}{4}

Cow: \frac{520}{8}

Dog: \frac{540}{6}

Now all that you have to do is simplify them to get the following values:

Pig: 75 beats per minute

Horse: 45 beats per minute

Cow: 65 beats per minute

Dog: 90 beats per minute

Bas_tet [7]3 years ago
4 0
Answer:

none of the above
unless you typed one of them wrong all you have to do is divide each one by 3 and see which one gives you 65
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0, 1, 3, [4,] 7, 8, 10

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7 0
4 years ago
Solve thequestion below please
Slav-nsk [51]
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5 0
3 years ago
2 tens plus 13 ones
Anton [14]

Hello from MrBillDoesMath!

Answer:

33

Discussion:

2 tens = 2 * 10 = 20

13 ones = 13 * 1  13

=> 2 tens + 13 ones  = 20 + 13 = 33

Thank you,

MrB

3 0
3 years ago
Read 2 more answers
13.
Artist 52 [7]

Answer:

5 units

Step-by-step explanation:

An isosceles triangle is a triangle with two legs that have the same length. The perimeter of a triangle is the sum of the lengths of all sides of the triangle. Now taking this into account, we know that:

2L + B = 14 units

Where:

L is the measure of one leg

B is the measure of the base

Since two legs are the same and the base is 1 less, this means the measure of each leg would be:

B = L -1

Now we have two equations:

2L + B = 14 units

B = L- 1

We plug one equation into the other and make 1 equation:

2L + (L-1) = 14 units

Get rid of the parentheses:

2L + L - 1 = 14

Combine like terms:

3L - 1 = 14

Add 1 to both sides of the equation:

3L - 1 + 1 = 14 + 1

3L = 15

Divide both sides by 3:

3L/3 = 15/3

L = 5

So the length of a leg is 5 units

Let's check!

B = L - 1

B = 5 - 1

B = 4

Then we use that to solve for the perimeter:

2L + B

2(5) + 4

10 + 4 = 14

7 0
3 years ago
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