ardonlorena ardonlorena

10-11-2020
Mathematics

contestada

A bag contains 120 marbles. Some are red and the rest are black.There are 19 red marbles for every black marble.How many red marbles are in the bag?

Respuesta :

nwabukostella nwabukostella

10-11-2020

Answer:

there are 114

Step-by-step explanation:

Ratio of red marbles to black marbles is 19:1. (Data from 3rd sentence)

19+1= 20

20 units= 120 (Data from 1st sentence)

1 unit= 120/20= 6

19 units= 120-6= 114 (Values solved in working above)

Ans: There are 114 red marbles.

Answer Link

estafford69 estafford69

10-11-2020

Answer:

101

Step-by-step explanation:

Answer Link

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