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Joan earns $10.50 per hour. She worked 40.5 hours last week. What was the amount of her check?
1 answer:
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Answer:
1.5 ml
Step-by-step explanation:
We have been given that the concentration on hand is 10 mg per ml.
We know that gr stands for grains.
We know that 1 gr equals 60 mg.
First of all, we will convert 1/4 gr to mg as:
1 ml equals 10 mg. We can set an a proportion as:
Therefore, 1.5 ml is needed for the dose.