3 years ago

The ratio of red marbles to blue marbles is 3 to 7 she has a total of 80. how many red and blue marbles

Mathematics

1 answer:

atroni [7]3 years ago

5 0

This means that 3/10 are red and that 7/10 are red, so 7/10(80) = 56blue marbles and 3/10(80)= 24red marbles

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