If two states are selected at random from a group of 10 ​states, determine the number of possible outcomes if the group of states are selected with replacement or without replacement

What is the simplified expression for 6(2(y+x))

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?

In the diagram of circle o, what is the measure of zabc?