Question

There are 260 persons with a skin disorder
If 150 had been exposed to the chemical
A, 74 to the chemical B, and 36 to both
chemicals A and B, find the number of
persons exposed to
i) Chemical A but not Chemical B
ii) Chemical B but not Chemical A
iii) Chemical A or Chemical B​

Answer 1

Answer:

i.150

ii.74

iii.36

Step-by-step explanation:

The asked information is given in the query details

Answer 2

Answer:

i)150

ii)74

iii) 260 because you have used the term "or"