Question

In a group of 180 people ,120 can either swim or jog or both . If only 65 persons can swim and 45 can both swim and jog, how many can only jog?
1) 100
2) 110
3) 70
4) 60

Answer 1

i think 70 will be the answer

Answer 2

Answer:

100

Step-by-step explanation:

n(S)= 65

n(J)=? Let, X

n(s U j)= 120

n(S intersection J) = 45

120=65 + X - 45

=> X = 100