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Nonamiya [84]
2 years ago
9

A bag contains 9 and 54 blue marbles. If a representative sample contains 3 white marbles, then how many blue marbled would you

expect to contain? Explain
Mathematics
1 answer:
Free_Kalibri [48]2 years ago
7 0

Answer:

There should be 18 blue marbles in the representative sample.

Step-by-step explanation:

Given that a bag contains 9 white and 54 blue marbles, if a representative sample contains 3 white marbles, to determine how many blue marbles would you expect to contain the following calculation must be performed:

9 = 3

54 = X

54 x 3/9 = X

162/9 = X

18 = X

Therefore, there should be 18 blue marbles in the representative sample.

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C equals 2 pi r​; Cequals62.8 ​(Circumference of a​ circle)
tatuchka [14]

Answer:

about 10

Step-by-step explanation:

62.8 = 2 pi r/2

62.8/2 = pi r

31.4/pi = pi r/pi

about 10 = r

3 0
2 years ago
Dimension of a cuboid is 4 m 3 m ad 5 m how many such cuboid can form a cube....... please and urgent..experts please help
larisa [96]

Step-by-step explanation:

We dimension of the smallest cube to be made from cuboids of sides 3 m , 4 m and 5 m will be the least common multiple of 3 m, 4 m and 5 m i.e. 60 m

12 cuboidal should be stacked along 5 m edge to 60 m, 15 cuboids should be stacked along 4 m edge and 20. cuboids should be stacked along edge to make a cube of 60 m edge, Hence number of cuboids are 12× 15 ×20=3600

hope it helps

4 0
3 years ago
What’s the circumference, to this problem ?
yawa3891 [41]

Answer:

The formula to get the circumference of a circle is C=2*\pi * r but in this case we see that a diameter is being used therefore we can get rid of the 2 and the r because that is what the diameter and just replace d into there like this C=d*\pi.

We can then input the value and we get that C=5*\pi which then just narrows down to C=15.708.

<u><em>Hope this helps!  Let me know if you have any questions</em></u>

6 0
2 years ago
947/7 it is hard because it is confused
Lerok [7]

Answer:

135.2857142857143

Step-by-step explanation:

its right?

4 0
3 years ago
Read 2 more answers
-3(x-2)=12 solve the equation
jonny [76]

Answer:


Step-by-step explanation:

-3(x-2)=12

-3x+6=12

subtract 6 from both sides

-3x+6-6=12-6

-3x=6

divide by -3

-3x/3=6/-3

x=-2



3 0
3 years ago
Read 2 more answers
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