If the player moves the knight from (5, 1) to (6, 3), the translation made is

Atorch and a battery cost 2.50 altogether. the torch costs 1.50 more than the battery. what fraction of the total price is the torch? give your answer in its simplest form.

Ashipment of 18 cars, some weighing 3000lb a piece and th eothers 5000lb each, has a total weight of 30 tons. find the number of each kind of car.

What is the simplified form of the square root of 72x^16/50x36? assume x ≠ 0.