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ad-work [718]
3 years ago
6

Theo has one piece of train track that is 74 millimeters long and a second piece of train track that is 97 millimeters long.

Mathematics
2 answers:
ziro4ka [17]3 years ago
8 0

Answer:

171 m i hop this helps

Step-by-step explanation:

Lana71 [14]3 years ago
7 0
Theo has 171 m of track.
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Solve for x. Leave your answer in the simplest radical form.
MaRussiya [10]

Answer:

x = 2\sqrt{5}

Step-by-step explanation:

'x' can represent the hypotenuse of a right triangle with a base of 4 (11-7) and a height of 2

use Pythagorean Theorem to find 'x':

2² + 4² = x²

4 + 16 = x²

x² = 20

x = \sqrt{20}

x = \sqrt{4}·\sqrt{5}

x = 2\sqrt{5}

7 0
2 years ago
A football team loses a total of 12 yards in 4 plays. On average how many yards did the team move the ball per play?
HACTEHA [7]

The team moved the ball -3 yards per play.

Step-by-step explanation:

Given,

Total yards lost = 12 yards

Total plays = 4 plays

As the yards are lost, therefore, we will use negative sign.

Yards per play = \frac{Number\ of\ yards}{Number\ of\ plays}

Yards per play = \frac{-12}{4}

Yards per play = -3

The team moved the ball -3 yards per play.

Keywords: division, unit rate

Learn more about division at:

  • brainly.com/question/2048256
  • brainly.com/question/2115122

#LearnwithBrainly

8 0
4 years ago
A website developer wished to analyze the clicks per day on their newly updated website. Let the mean number of clicks per day b
beks73 [17]

Answer:

Null Hypothesis, H_0 : \mu = 200 clicks a day

Alternate Hypothesis, H_A : \mu\neq 200 clicks a day

Step-by-step explanation:

We are given that a website developer wished to analyze the clicks per day on their newly updated website.

The website developer wants to know if the number of clicks per day is different than 200 clicks a day, on average.

Let \mu = <u><em>mean number of clicks per day.</em></u>

So, Null Hypothesis, H_0 : \mu = 200 clicks a day

Alternate Hypothesis, H_A : \mu\neq 200 clicks a day

Here, the null hypothesis states that the mean number of clicks per day is 200 clicks a day.

On the other hand, the alternate hypothesis states that the mean number of clicks per day is different than 200 clicks a day.

Hence, this is the correct null and alternative hypotheses.

4 0
4 years ago
Read 2 more answers
1. When John received his W2, he received several copies. Why was he sent multiple copies of this form?
Firlakuza [10]
<span>1. W2 is a form every empoyer send to his employees that reports the annual wagges of the employees and the amount of taxes. This W2 form is sent at the end of the year. The employees get at least two copies of this form. One copy is for the employee and the other is for IRS (Internal revenue Service) to report the wages. 2. John's employeer sent John the W-2 form. Every employer is obligated to deliver W2 form to all of his employees. John can get copy of the W-2 form for IRS (Internal Revenue Service). This is done for a fee. 3/ In order to know how much John did in wages in the 2014 we must have knowledge of John's salaty. Without this information we can not clculate the wages. </span>
7 0
3 years ago
Read 2 more answers
Calculate (a) the number of milligrams of metoclopramide HCl in each milliliter of the prescription:
nalin [4]

Answer:

There are 100 milligrams of metoclopramide HCl in each milliliter of the prescription

Step-by-step explanation:

When the prescription says Purified water qs ad 100 mL means that if we were to make this, we should add the quantities given and then, fill it up with water until we have 100 mL of solution, being the key words qs ad, meaning sufficient quantity to get the amount of mixture given.

Then, knowing there is 10 grams of metoclopramide HCl per 100 mL of prescription, that means there is (1 gram = 1000 milligrams) 10000 milligrams of metoclopramide HCl per 100 mL of prescription. That is a concentration given in a mass/volume way.

Knowing the concentration, we can calculate it per mL instead of per 100 mL

Concentration_{metoclopramide HCL}= \frac{10000mg}{100mL} =100 \frac{mg}{mL}

7 0
3 years ago
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