Variable y varies directly with variable x, and y = 6 when x = 20.

what is the constant of variation in decimal form?

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?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%