Aplane leaves atlanta at 3 pm and flies on a headings of 80 degree at a constant speed of 350 miles per hour

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

Plzzz answer both questions and i will give you 100 points

An engineer scale model shows a building that is 3 inches tall. if the scale is 1 inch = 600 feet, how tall is the actual building?