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Math·Problem-Solving and Data Analysis·Ratios, rates, proportional relationships, and units

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A batch of smoothies consists of $4$ cups of milk and $2$ bananas and has $1,228\text{ milligrams (mg)}$ of calcium. There is $304\text{ mg}$ of calcium in $1$ cup of milk. How much calcium, in $\text{mg}$, is in $1$ banana?

A

1,216

B

462

C

12

D

6