Students raised $88 for charities. Their principal gave $35 to charity A and the rest to charity B. What is the ratio of money given to charity A to the
money given to charity B?
35:53
35: 88
53:35
88:35

The gym has 15 basketballs and 40 footballs. what is the simplified ratio of basketballs to footballs?
15:40
10:40
3:8
8:3

Alogical argument that is presented in graphical form using boxes and arrows is called?

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

Is there an x intercept in the equation 60*1.15^x