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Kira needs 3,000 milligrams of zinc for a science experiment. Which expression can be used to determine how many grams of zinc she needs? A. 1000 ÷ 3000 B. 1000 × 3000 C. 3000 ÷…

Kira needs 3,000 milligrams of zinc for a science experiment. Which expression can be used to determine how many grams of zinc she needs? A. 1000 ÷ 3000 B. 1000 × 3000 C. 3000 ÷…
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Kira needs 3,000 milligrams of zinc for a science experiment. Which expression can be used to determine how many grams of zinc she needs?

A. 1000 ÷ 3000
B. 1000 × 3000
C. 3000 ÷ 1000
D. 3000 × 100

asked
User Maxy
by
8.0k points

2 Answers

3 votes
C is the correct answer.
answered
User Yosef
by
7.4k points
1 vote

We know
1000\;mg=1\;g. Therefore, 3000 mg of Zinc is equivalent to


(3000\;mg)/(1000) =3000/1000=3\;g.

Thus the correct answer is (C).

answered
User Bill Chen
by
8.0k points
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