A food contains 30% of a day's supply of calcium for a particular person. If that person requires 1,500 mg of calcium, how much calcium does the food contain? 0.02 mg 450 m…

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asked Apr 12, 2023 33.8k views

2 Answers

Revoua · Answer 1 · 2023-04-15T20:15:02+0000

450mg
30% is 30 out of 100 which can also be written as 0.3.
30% of a days supply can mathematically be written as
30% x 1500 or 1500x 0.3