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Major Mineral: Calcium and Phosphorus

8. Water and Minerals / Major Mineral: Calcium and Phosphorus / Problem 9

Problem 9

Calculate the percent of the RDA satisfied by a meal providing 420 mg of phosphorus. (RDA = 700 mg/day).

A

30% of the RDA

B

40% of the RDA

C

60% of the RDA

D

120% of the RDA