ANSWER!

B.9/16

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Answer:

35 ÷80+45÷80=1

80÷80=1

the statement is justified

n (s) for head =80

Let E be the event.

n(E) = 35; *

• p(E)=35/80; =7/16

Now for tail n(S) = 80

• Let E be event So,

• P(E) + p(notE) =; (7/16) + (1 - 7/16); =(7/16)+(9/16); =7+9/16; =16/16; =1

• Hence ,p(E) +p( lot E)=1

Step-by-step explanation:

hope it helps

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