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jek_recluse [69]
3 years ago
7

I WILL GIVE BRAINILEST!!! Elvira is interested in collecting data about how many students use each of the tables during each lun

ch period. She has recorded some data on Post-It Notes to analyze later. Here are the notes she has recorded: ● Some students are sitting at the front table. (I got distracted by an incident in the back of the lunchroom,and forgot to record how many students.) ● Each of the students at the front table has been joined by a friend, doubling the number of students at the table. ● Four more students have just taken seats with the students at the front table. ● The students at the front table separated into three equal-sized groups. One group remained and all the other students left. ● As the lunch period ends, there are still 12 students seated at the front table. a) Create an equation and solve it to answer the above question. b) If the bullet points were in a different order, would the equation and answer still be the same? Use an example to help explain your answer.
Mathematics
1 answer:
Anarel [89]3 years ago
5 0

Answer:

yes

Step-by-step explanation:

2 plus 2 is 4

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Find m. Please guys I really need your help :(
vredina [299]

Answer:

m=\sqrt{2} inches

Step-by-step explanation:

From the diagram, it is given that the triangle is a right angle isosceles triangle (angles are 45°, 45° and 90°). This means that the two shorter sides of the triangle are equal in length and that the side m can be found by using the Pythagorean theorem a^{2}+b^{2}=c^{2}.

m^{2}+m^{2}=2^{2} (The two shorter sides of the triangle are equivalent)

2m^{2}=4

m^{2}=2

m=\sqrt{2} inches

I hope this helps :)

8 0
3 years ago
Round 225 to the nearest hundredth​
frutty [35]

Answer:

according to me the answer is 200

7 0
3 years ago
Read 2 more answers
A triangle has sides measuring 5 inches and 8 inches. If x represents the length in inches of the third side, which inequality g
Arturiano [62]

Answer:

3 less than or equal to x less than or equal to 13

3 ≤ x ≤ 13

Step-by-step explanation:

6 0
3 years ago
A national survey showed that 44% of college students drink. A professor provided his own survey by choosing a random sample of
mamaluj [8]

Answer:

It is an unusual result contradicting the national survey.

Step-by-step explanation:

National survey showed 44% of college students who drink.

The professor's survey showed that 96/244 = 39% drink.

The professor's survey deviated from the national survey is 5% (44% - 39%) representing about 0.25% (5% squared) variance.

Standard deviation is the spread of a set of numbers from their mean.  In other words, it measures how far an observed value is from the mean. It can be calculated by getting the square root of the variance.

4 0
3 years ago
A 2-gallon container of laundry detergent costs $19.68. what is the price per pint?
BigorU [14]

Answer:

0.81

Step-by-step explanation:

There are 8 pints = 1 gallon

8 times 2= 16/19.68=0.813

each pint is 0.81 cents

6 0
3 years ago
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