Agroup of three friends order a combo meal which includes two slices of pizza and a drink eight drink is priced at $2.50 if the combine total is $31.50 how much is the cost of a slice of pizza

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

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?

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212