The recommended single dose for a particular drug is 100 mg. how many doses can be obtained from 20 grams of the drug?
a. 2,000 doses
b. 200 doses
c. 2 doses
d. 20 doses

B. 200 doses

Step-by-step explanation:

Given,

1 dose is required for 100 mg,

Since, 1 mg = 0.001 g,

⇒ 100 mg = 0.1 g

⇒ 1 dost is required for 0.1 g,

Thus, the ratio of doses and quantity ( in gram ) is

Let x be the doses required for 20 grams,

So, the ratio of doses and quantity is

Hence, 200 doses can be obtained from 20 grams of the drug.

Option 'B' is correct.

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step-by-step explanation:

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to find an area, you have to do length x width.

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