Arestaurant is making a large amount of salad dressing. the recipe uses 15 ounces of vinegar and 54 ounces of oil. what is the ratio of oil to vinegar in the salad dressing?

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

For a house call, a veterinarian charges $70, plus $40 an hour. a. write an equation that represents the total fee y y (in dollars) the veterinarian charges for a visit lasting x x hours. equation: y= y= no response given b. find the x-intercept. x-intercept:

Gabrielle's age is three times mikhail's age. the sum of their ages is 40 . what is mikhail's age? __ years old