55% of the cookies joel baked had chocolate chips. If joel baked 77 cookies with chocolate chips, how many total cookies did he bake?

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values

Which of the following shows the length of the third side, in inches, of the triangle below

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.