Which is the best definition of a conic section

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

Solve -.016x= -16. need solving this