Raoul measured the height of 12 different plants in his garden in April. He measured them again in June. April Heights (in inches)
June Heights (in inches)
12
15
23
11
42
45
44
39
12
19
20
12
45
45
40
43
11
14
12
13
41
40
45
41
What is the difference between the mean height in April and the mean height in June?

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

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 %