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in the box there are 34 black marbles, 17 red marbles, 53 blue marbles, and 13 white ones. what fraction of all marbles are not black?

Respuesta :

The fraction is 34/117.

Lanuel

The fraction of all marbles that are not black is [tex]\frac{83}{117}[/tex]

Given the following data:

  • Black marbles = 34
  • Red marbles = 17
  • Blue marbles = 53
  • White marbles = 13

To find what fraction of all marbles are not black;

First of all, we would determine the total number of marbles.

[tex]Total\; number \;of \;marbles = 34 + 17 + 53 + 13[/tex]

Total number of marbles = 117 marbles

Next, we would determine the number of marbles that are not black.

[tex]Not \; black = Total \;number \;of \;marbles - Black \;marbles\\\\Not \; black = 117 - 34[/tex]

Not black = 83 marbles

[tex]Fraction = \frac{Not \; black}{Total \;number \;of \;marbles}\\\\Fraction = \frac{83}{117}[/tex]

Therefore, the fraction of all marbles that are not black is [tex]\frac{83}{117}[/tex]

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