fnaffan547 fnaffan547

05-11-2020
Mathematics

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John had 7 red marble and 5 blue marble in a box. Today, he put some marble in the box and the ratio is 10 red to 19 total. How many blue marbles does he put today in the box?

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elyseclark11 elyseclark11

05-11-2020

Answer:

He added 14 blue marbles to the box today

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hounddoom08 hounddoom08

05-11-2020

Answer:10 - 19 =9 answer 9 blue marbles

Step-by-step explanation:

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