Question

Consider the pie chart, which depicts student enrollment by major. given that the central angle of the wedge that represents business majors measure 68 degrees, what percentage of the students enrolled are business majors? please round your answer to the nearest whole number.

Answer 1

we have that
The whole pie chart is -------------------------- > 100%,
and
the whole circle is ------------------------------- > 360 degrees

then if
360 degrees--------------------------- > 100%
68 degrees----------------------------- > X
X=68*100/360=18.89

the answer is 19%