What type of function best models the data in this table? Justify your reasoning.

x 1 5 9 13 17 21
y 2 3 4.5 6.75 10.125 15.1875

David must install fencing around a lot that is shaped like a right angle. the side of lot that runs east-west is 200 ft long. the side of the lot runs north-south is 125 ft long. calculate how many feet of fencing he will need to surround the entire lot.

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

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