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the ratio of white marbles to black marbles is 7 to 10. if there are 136 marbles in the bag how many marbles are white?

Respuesta :

Answer:

White Marbles: 56

Step-by-step explanation:

Let number of white marbles be x

7/10=x/136-x

10x=7(136-x)

10x=952-7x

17x=952

x=56

Answer:

56

Step-by-step explanation:

7/17 * 136 = 56.

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