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In a jar of blue and red marbles the ratio of blue marbles to red marbles is 5 to 3 there are 320 marbles in the jar how many red marbles are in the jar

Respuesta :

clarch19

Answer:

120 red marbles

Step-by-step explanation:

5 to 3 gives a total of 8

let x = # red marbles

3 =   x

8     320

8x = 960

x = 120

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