Solve the problem.A bag of marbles has twice as many blue marbles as green marbles, and the bag has at least 54 marbles in it. At least how many green marbles does it have?

A. At least 19 green marbles
B. At least 27 green marbles
C. At least 18 green marbles
D. At least 36 green marbles


Answer: C

Mathematics

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