How many students would prefer computers in a school of 400 if 36% choose computers. 9% written 12% tu 18% lecture, 28% film and 5% radio

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?

If rt is greater than ba, which statement must be true ?

I’m confused on how to work the pie charts