Question

Two coins are tossed simultaneously 500 times and we get Two heads :105 Times One head :275 times No head:120 times The probability of getting two heads and no head respectively is:​

Answer 1

Answer:

it is their quest

Step-by-step explanation:

read it properly

Answer 2

Answer:

i) 21 / 100

ii) 6 / 25

Step-by-step explanation:

n(S) = 500

Event A: Getting two heads.

n(A) = 105

p(A) = n(A) / n(S) = 105 / 500 = 21 / 100.

Event B: Getting no heads.

n(B) = 120

p(B) = n(B) / n(S) = 120 / 500 = 6 / 25.