C is incorrect. 8f represents the cost of 8 formulas, not just the cost of one formula.
answer is 4
Step-by-step explanation:
Answer:
9000 milligrams
Step-by-step explanation:
One gram is the <em>equivalent of 1000 milligrams</em>.
So, <em>9 grams is 9*1000 milligrams</em>, which is 9000 milligrams.
I think it’s the third one I’m srry if u get it wrong sksk