Austin wants to know how many cans of cat food Purrty, his kitten, is eating each day. Yesterday, Purrty ate 0.5 of a can in the morning 25% of a can in the afternoon, and another 3/4 of a can in the evening. How many cans of food did Purrty eat yesterday

A. 1.5
B. 1
C. 2
D. 3.5

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %