Question

plz answer this plz plz​

Answer 1

Answer:

ans a) probability of more than two heads= 0 heads is 40

ans b) probability of less than two heads = 1 head 30, 3 heads 25 , 4 heads 20

ans c) probability of 1 heads =30

ans d) probability of 3 heads = 25

ans e) probability of 4 heads= 20