4.
abe just built a pool in his backyard. he wants to build a fence around the entire area to make sure no one falls in accidently. abe's backyard is 15 meters wide and 25 meters long. it costs $9.00 per meter to install a wooden fence. how much would it cost to install a fence around his entire backyard?
a$135
b$360
c$225
d$720

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct