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Daniel has a set of red, green, and blue marbles.
• The red marbles make up exactly 1/2 of the set.
• The set has 2 blue marbles.
• The number of green marbles is twice the number of blue marbles.
How many marbles are in Daniel’s set?


Sagot :

6 1/2...

1/2 + 2 + 4 = 6 1/2
there are 8 marbles