Question

a box contain 20 cards market with the number 1 to 20 one card a drawn card is multiple of 3 write s,n ( s) ,A and n( A )​

Answer 1

Answer:

Step-by-step explanation:

Multiple of 3 ore 3 6 9 12 15 18

# favourable event of A are 6

#p(a) = 6/20