Tanisha baked an apple pie. She ate 1/6 of the pie. Her sister ate 1/4

of it. Tanisha gave her mother the rest of the pie. What fraction of the pie did Tanish give her mother?
A. 5/12
B. 2/3
C. 7/12
D. 11/12

Which expression is equivalent to sq-80

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

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