There are 120 students who look either biology or agric in an examination 65 took and 57 took agric 17 students took biology but not agric how many took (a) both subjects (b) agric but not biology(c)

There are 120 students who look either biology or agric in an examination 65 took and 57 took agric 17 students took biology but not agric how many took (a) both subjects (b) agric but not biology

(c) neither biology nor agric