Question

find the difference between the greatest and the smallest fractions. 3 3/5,24/7,19/6,18/8 ​

Answer 1

Answer:

n(A∪B)=n(A)+n(B)−n(A∩B)

n(B)=42−20+4=26

n(A−B)=n(A)−n(A∩B)=20−4=16

n(B−A)=n(B)−n(A∩B)=26−4=22