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Vsevolod [243]
4 years ago
5

when rounded to the nearest hundred the number of pupils in a school is 1800 what are the smallest and largest numbers of pupils

there could be in a school
Mathematics
1 answer:
barxatty [35]4 years ago
5 0
1749 should be rounded to 1700 because 1749 is closer to 1700 than to 1800

1750 should be rounded to 1800 because it is equally close to 1700 and 1800, and so you apply the rule than when the number to round finish in 5 you round to the next upper number.

Now, if you apply the same 1849 should be tha greater number that when rounded to hundreds becomes 1800.

So, the smalles and largest numbers of pupils there could be in the school are 1849 and 1750, respectively.
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Pleaseeee helppp!!!! What does x equal
MA_775_DIABLO [31]

Answer: x= 25

Step-by-step explanation:

28+47+ y(some number)= 180

solve for y to get 75 and since 75=3x x=25

6 0
3 years ago
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GET BRAINLIEST FOR THE CORRECT ANSWER AND EXPLANATION!
Tresset [83]

Interpreting the inequality, it is found that the correct option is given by F.

------------------

  • The first equation is of the line.
  • The equal sign is present in the inequality, which means that the line is not dashed, which removes option G.

In standard form, the equation of the line is:

x + 2y = 6

2y = 6 - x

y = -0.5x + 2

Thus it is a decreasing line, which removes options J.

  • We are interested in the region on the plane below the line, that is, less than the line, which removes option H.

------------------

  • As for the second equation, the normalized equation is:

3x^2 + 3y^2 = 12

3(x^2 + y^2) = 12

x^2 + y^2 = 4

  • Thus, a circle centered at the origin and with radius 2.
  • Now, we have to check if the line x + 2y - 6 = 0, with coefficients a = 1, b = 2, c = -6, intersects the circle, of centre x = 0, y = 0
  • First, we find the following distance:

d = \sqrt{\frac{|ax + by + c|}{a^2 + b^2}}

  • Considering the coefficients of the line and the center of the circle.

d = \sqrt{\frac{|1(0) + 2(0) - 6|}{1^2 + 2^2}} = \sqrt{\frac{6}{5}} = 1.1

  • This distance is less than the radius, thus, the line intersects the circle, which removes option K, and states that the correct option is given by F.

A similar problem is given at brainly.com/question/16505684

3 0
3 years ago
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garik1379 [7]

Answer:

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Step-by-step explanation:

5 0
4 years ago
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The sum of twice a number and half the number is 10​
hichkok12 [17]
  • <em>Answer:</em>

<em>n = 4</em>

  • <em>Step-by-step explanation:</em>

<em>Hi there !</em>

<em>²⁾2n + n/2 = ²⁾10</em>

<em>4n + n = 20</em>

<em>5n = 20</em>

<em>n = 20 : 5</em>

<em>n = 4</em>

<em>Good luck !</em>

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Answer:

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