Joy ran 13 miles in 3 and 1/4 hours. what was her average rate?

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

The first five terms of a linear sequence are given below. 7 , 12 , 17, 22 , 27 , what is the next term of the sequence?

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?