Cameron classified -18/3 as real, rational, integer and a whole number and a whole number. is he correct? why or why not?

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?