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KIM
6 days ago
5

Josh can split a truckload of logs in 8 hours, but working with his dad, they can get it done in 3 hours. How long would it take

josh's dad working alone to split the logs?
Mathematics
1 answer:
lawyer [4K]6 days ago
3 0

Result: 4.8 hours

Detailed explanation:

Josh: \frac{1}{8}

Father: \frac{1}{x}

Together: \frac{1}{3}

Josh plus Dad equals Together

\frac{1}{8} + \frac{1}{x} = \frac{1}{3}

\frac{1}{8}*(24x) + \frac{1}{x}*(24x) = \frac{1}{3}(24x)

 3x + 24 = 8x

-3x           -3x

         24 = 5x

        ÷5     ÷5  

        4.8 = x

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Angle ABD and angle DBC are linear pairs, and angle ABD and angle EDC are vertical angles. If the measure of angle ABD=5(2x+1),
AnnZ [3900]
∠ ABD = 5(2X+1)
∠ DBC = 3X+6
∠ EBC = Y +135/2

Angles ∠ ABD and ∠ DBC are considered linear pairs.
Thus, ∠ ABD +∠ DBC = 180,
leading to the equation 5(2X+1) + 3X+6 = 180, which we solve for x.
This gives x = 13. Consequently, ∠ ABD = 5(2X+1) = 5(2*13+1) = 135.
Similarly, ∠ DBC = 3x+6 = 3*13+6 = 45.

Angles ∠ ABD and ∠ EBC are vertical angles, so ∠ ABD = ∠ EBC = 135.
Therefore, y +135/2 = 135,
which means y = 135/2.

<span>The verified true statements are:
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C.) x=13
E.) Measure of angle EBC = 135
F.) Angle DBC and angle EBC are linear pairs.</span>




8 0
8 days ago
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For every 1 litre of water used to make a medicine, 300 ml of sucrose and 750ml of saline solution are used. Express the amount
PIT_PIT [3949]

Answer: The ratio needed will be 20:6:15.

Step-by-step explanation:

Given that

For every 1 liter of water used to create the medicine, 300 ml of sucrose and 750 ml of saline solution are required.

We should simplify the quantities of water, sucrose, and saline solution to their lowest terms.

All amounts should be converted to the same unit, which is ml.

As per the information provided,

1\ liter=1000\ milimeter\\

Thus, the ratio will be expressed as

\text{Amount of water: Sucrose: saline solution}\\\\=1000:300:750\\\\=200:60:150\\\\=40:12:30\\\\=20:6:15

Consequently, the required ratio is 20:6:15.

8 0
2 days ago
Given angle A, how can you construct an angle whose measure is 1/4 m of angle A?
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Suppose angle A measures 80 degrees. Halving it would yield 40 degrees, and bisecting that angle again produces 20 degrees. This 20 degrees angle is exactly one-quarter of 80 degrees, since 20 times 4 equals 80.
3 0
16 days ago
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When factoring polynomials, why it is best to look for a greatest common monomial factor first?
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Answer:

Step-by-step explanation:

Factoring binomials and polynomials becomes simpler when starting with the greatest common monomial.

8 0
9 days ago
A credit card contains 16 digits between 0 and 9. However, only 100 million numbers are valid. If a number is entered randomly,
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Answer:

P(valid) = 1 * 10^{-8}

Step-by-step explanation:

First, we need to calculate how many potential credit card numbers can be created using the digits 0 through 9.

We aim to create a number that consists of 16 digits from a total of 10 digits, therefore:

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13 days ago
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