Which three numbers do not form a pythagorean triple?

Pls brainliest will be awarded if answer is correct

Over the last 4 seconds, a snail has traveled 4/9 of an inch. if the snail traveled the same distance each second, how far did it travel each second?

Each year a store decreased the price of a certain model of tv by $35 . if the price in 2001 was $1950 , what was the price in 2009