Question

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If the faces of a cube 1,2,3,4,5, and 6 are yellow, green, yellow, blue, black, red coloured respectively, and the sum of the number on the opposite faces is 7, then which of these options could be the cube​

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

Answer 2

Answer:

22 is answer please make me brainslit please