MATHEMATICS HIGH SCHOOL

3.25- 13 tenths A:10.25 B:3.12 C:2.95

Answers

Answer 1
Answer:

Answer:

3.12

Step-by-step explanation:

13 tenths is the same as 0.13

So the equation is 3.25 - 0.13

Your answer is 3.12

I hope this helps :)

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A kid's pool had a small opening though which water leaked out sometimes. Water was poured into the pool from time to time. The graph below shows the amount of water in the pool (y), in gallons, at a certain time (x), in hours:Graph of first line going through ordered pairs 0, 40 and 2, 10. Graph of second line going through ordered pairs 2, 10 and 4, 10. Graph of third line going through ordered pairs 4, 10 and 7, 50.Which of the following statements best describes the amount of water in the pool?It is increasing during the time interval 4 < x < 7 hours.It is increasing during the time interval 10 < x < 50 hours.It is decreasing during the time interval 4 < x < 7 hours.It is decreasing during the time interval 10 < x < 50 hours.
An internet service provider changes an initial fee of $65 and $18 per hour of labor for office internet installation. Which equation represents the total cost, C, of the installation after h hours of labor?
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There are 26 baseball teams in the league.Each team has 18 players.Whats a number sentence that will provide a reasonable estimate for the number of players in the league

Answers

the anwser is along the lines of "there are 26 teams in the league, and if each team has 18 players then 26 times 18 is equal to 468 players in the league.
hope this helps and dont forget to hit that heart :)

What is the definition of a two-column proof

Answers

Definition of Two-Column Proof. A proof is a logical argument presented with factual statements in order to arrive at a conclusion. Writing a proof is like solving a puzzle or using legos to create a model of something. Everything needs to fit in an appropriate place.

The measurement of a rectangular dam are:length =60-2x width=2x depth=x/2 determine the volume of the damin terms of x

Answers

Volume of this rectangular dam=lenght  x width x depth
Data:
lenght=60-2x
width=2x
depth=x/2

V(x)=(60-2x)(2x)(x/2)
v(x)=(120x²-4x³)/2
v(x)=60x²-2x³

The volume of the rectangular dam is V(x)=60x²-2x³

​Using an anonymous questionnaire to determine how many times students send or receive text messages during class is an example of using what modality of measurement?

Answers

Answer:

Self-report

Step-by-step explanation:

A self report questionnaire is one in which the respondents are to go over the the questionnaire and answer the questions by providing response on their own without external influences or interference. It is a method involving administering questions about personal subject matter.

By its nature, self-report studies lends itself  to  correctness and factual  issues whereby respondents hold back information or exaggerate the current situation in other to influence the outcome of the investigation

Final answer:

Using an anonymous questionnaire to measure how many times students send or receive text messages during class is an example of self-report surveys.

Explanation:

Using an anonymous questionnaire to determine how many times students send or receive text messages during class is an example of using the modality of measurement known as self-report surveys. Self-report surveys rely on individuals reporting their own behaviors, attitudes, or experiences. In this case, students would fill out the anonymous questionnaire and provide information about their text messaging habits during class.

Learn more about Self-report surveys here:

brainly.com/question/33312076

#SPJ3

How to work out 280 times 380

Answers

                      2  8  0
                  x  3  8  0 
                      0  0  0
              2  2  4  0
         +   8  4  0            
          1  0  6  4   0   0       

So, 280 x 380 = 106400
Here is another way
1st- put the #'s on top of each other
280
380
2nd- since both of them have 0's when done just add two 0
3- take out zeros HAVE TO BE AT END OF #
4- now ur problem is 28 • 38
5- put #'s on top of each other
28
38
6- multiply 8 by 8 and then 2 by 8
28
38
____
4 take 6 to the top of 2
6
28
38
_____
224 2 times 8=16 add 6 to 16= 16+6= 22
Then put a 0 under the 4 because we are not adding anything to that 4

Then do
28
38
28•3
You get 84
28
38
_____
224
84*put 84 in remaing places
Add those two togethed
224+84= 308
Then add two zeros
30800
Add a comma
30,800 is ur finale answer


While doing his homework, brian thought about the football game, which is why he made a mistake. instead of raising a number to the second power she doubled it. his two digit awnser had the same digits as the correct awnser but in reverse order.What was the correct answer to Brian's math problem? a) 24 b) 25 c) 36 d) 49

Answers

the answer to this problem is b)25c
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