Suppose you rent a bicycle to ride around a park. the rental is $12 for each hour the bike is rented and $5 for a helment. what quantity shoutld not be represented by a variable?

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?