90° counterclockwise rotation
plot the situation
it should be given 0.7 milliliters of demerol (50 milligrams/millilitre) per dose.
you have demerol 50 milligrams/milliliter in stock, and the patient is to be given 35 milligrams of demerol every 4 hours (per dose), then we can use a rule of three:
1 → 50
x → 35
its the price of the christmas cards because the price depends on how many cards you buy.