Question

In a survey of four-year colleges and universities, it was found that

242 offered a liberal arts degree.
116 offered a computer engineering degree.
467 offered a nursing degree.
35 offered a liberal arts degree and a computer engineering degree.
197 offered a liberal arts degree and a nursing degree.
95 offered a computer engineering degree and a nursing degree.
29 offered a liberal arts degree, a computer engineering degree, and a nursing degree.
36 offered none of these degrees.

How many four-year colleges and universities were surveyed?

Answer 1

i believe you need to add the numbers

Answer 2

to get 1199